Ultrasound scan variables
701 Ultrasound scan variables
Categories of scans i.e. anomaly, dating, early morphology & fetal well-being
Suggested keys:
Data Highlights:
| Timepoint | Form Name | Definition | Variable Name | Data Type | Variable Type |
|---|---|---|---|---|---|
| <11 weeks | DS (<11 Weeks dating scan) | Date of visit | VDT_DS1 | DATE | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Time | VTM_DS_1 | TIME | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Age | AGE_DS1 | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Typeofscan | TYEPE_SCAN | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Gestation | GEST_DS | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | If twin,specifytypeof twin | TYPE_TWIN_DS | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | If multifetal, specify number | MULT_FET_NUM | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | If multifetal, specify type | MULT_FET_TYPE | CHAR | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Typeofgestational sac | TYPE_GEST_SAC | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | If multiple, specify number | GEST_MULT_SPE_NUM | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Mean sac diameter | MEAN_SAC_DIA | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Crown rump length-image no-1(cm) | CRL_LEN_1 | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Crown rump length-image no-2(cm) | CRL_LEN_2 | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Crown rump length-image no-3(cm) | CRL_LEN_3 | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Crown rump length best quality image number | CRL | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Crl best quality image number | CRL_IMG_NO | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Gestational age weeks | CRL_GEST_AGE_WEEKS | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Gestational age days | CRL_GEST_AGE_DAYS1 | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Calculated edd | CRL_CAL_DT | DATE | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Lmpknown | LMP_KNOW | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | If lmp known, date of lmp | DT_LMP | DATE | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Menstrual age weeks | MENS_AGE_WEEKS | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Menstrual age days | MENS_AGE_DAYS | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Embryonic/ fetal heart rate | EMB_FETAL_HR | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Embryonic/fetal heart rate | EMB_FETAL_HR_ABN | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Trophoblastic morphology | TROP_MORPH | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Choriodecidual separation/hematoma | CHOR_SEP_HEM | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Myometrium | MYOMETRIUM | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Internalos | INT_OS | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | If internal os open, width | INT_OS_WDTH | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Cervical length image no 1 - distance (cm) | CL_LENGTH_1 | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Cervical length image no 2 - distance (cm) | CL_LENGTH_2 | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Cervical length image no 3 - distance (cm) | CL_LENGTH_3 | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Cervical length (measurement from best image) | CER_LENGTH | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Cervical length best quality image number | CL_IMG_NO | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Adnexa | ADNEXA | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | If adnexa abnormal, specify | AND_ABN | CHAR | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Conclusion/remarks | CON_REM | CHAR | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Declaration date | DECL_ULT_IMG | DATE | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Uterus measures 1 | UTRS1_10 | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Uterus measures 1 | UTRS2_10 | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Uterus measures 1 | UTRS3_10 | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Sac diameters 1 | SACDIA1_10 | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Sac diameters 2 | SACDIA2_10 | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Sac diameters 3 | SACDIA3_10 | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Location of gs | GSLOC_10 | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Corpus luteum right | CRPSLU_10 | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Corpus luteum left | CRPSLUSPC1_10 | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Corpus luteum size in mm | CRPSLUSPC2_10 | NUMERIC | Continuous |
| <11 weeks | DS (<11 Weeks dating scan) | Gestational age + | CRL_GEST_AGE_DAY2_20 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Date of visit | VDT_DS | DATE | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Time | VTM_DS | TIME | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Age(in yrs) | AGE_DS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Typeofscan | TYPSCN_DS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Placenta | PLC_DS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Placental physical appearance | PLC_PHY_APP | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Volume | VOL_DS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Retroplacental collection | RETR_COLL_DS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | If present, size of retroplacental collection | SIZE_RETR_DS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Uppersegment | UPP_SEG_DS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Distance from internal os if low | DST_INT_OS_DS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Inferior limits pans across the internal os | INF_INT_OS_DS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Umbilical cord | UMBLCD_DS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Amnioticfluid | AMNTIC_DS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Fetalnumber | FTLNUM_DS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | If twin,specifytypeof twin | TYPE_TWIN_DS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | If multifetal, specify number | NUM_MULFTL_DS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | if multifetal, specify type | TYP_MULFTL_DS | CHAR | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Fetal heart rate | HRTRT_DS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Is fetalheart rate | HRTRTST_DS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Fetalmovements | FTLMVMNT_DS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Biparietal distance image no-1(cm) | BPD_DISTANCE_1 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Biparietal distance image no-2(cm) | BPD_DISTANCE_2 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Biparietal distance image no-3(cm) | BPD_DISTANCE_3 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | BPD (measurement from best image) | BPD | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | BPD best quality image no | BPD_IMG_NUM | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Gestational age weeks | BPD_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Gestational age days | BPD_GEST_AGE_DAYS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Occipito frontal diameter image no-1(cm) | OFD_DISTANCE_1 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Occipito frontal diameter image no-2(cm) | OFD_DISTANCE_2 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Occipito frontal diameter image no-3(cm) | OFD_DISTANCE_3 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | OFD (measurement from best image) | OFD | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | OFD best quality image no | OFD_IMG_NO | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Gestational age weeks | OFD_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Gestational age days | OFD_GEST_AGE_DAYS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Head perimeter/circumference (hp/hc) image no-1 (cm) | HPC_MM_1 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Head perimeter/circumference (hp/hc) image no-2 (cm) | HPC_MM_2 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Head perimeter/circumference (hp/hc) image no-3 (cm) | HPC_MM_3 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | HP (measurement from best image) | HP | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | HP best quality image no | HP_IMG_NO | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Gestational age weeks | HP_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Gestational age days | HP_GEST_AGE_DAYS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Abominal perimeter/circumference (ap/pc) image no-1 (cm) | APC_MM_1 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Abominal perimeter/circumference (ap/pc) image no-2 (cm) | APC_MM_2 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Abominal perimeter/circumference (ap/pc) image no-3 (cm) | APC_MM_3 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | AP (measurement from best image) | AP | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | AP best quality image no | AP_IMG_NO | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Gestational age weeks | AP_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Gestational age days | AP_GEST_AGE_DAYS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Femur length image no-1 (cm) | FL_MM_1 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Femur length image no-2 (cm) | FL_MM_2 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Femur length image no-3 (cm) | FL_MM_3 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | FL (measurement from best image) | FL | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | FL best quality image no | FL_IMG_NO | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Gestational age weeks | FL_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Gestational age days | FL_GEST_AGE_DAYS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Cephalic index | CEPH_INDEX | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Fetal weight | FET_WGHT | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Nuchal skin fold | NSF | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Composite gestational age weeks (if concordant) | COMP_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Composite gestational age days (if concordant) | COMP_GEST_AGE_DAYS1 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Lmpknown | LMP_KNOW | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | If lmp known, date of lmp | DT_LMP | DATE | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Menstrual age weeks | MENS_AGE_WEEKS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Menstrual age days | MENS_AGE_DAYS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Visceral anomalies | VISC_ANO | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | If visceral anomalies seen, description | VISC_ANO_DISC | CHAR | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Right uterine artery pi | RGHT_UTE_ART_PL | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Left uterine artery pi | LEFT_UTE_ART_PL | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Mean uterine artery pi | MEAN_UTE_ART_PL | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Is uterineartery pi | IS_UTE_ART_PL | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Internalos | INT_OS | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | If internal os is open, width | INT_OS_WDTH | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Cervical length image no-1 (cm) | CL_LENGTH_1 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Cervical length image no-2 (cm) | CL_LENGTH_2 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Cervical length image no-3 (cm) | CL_LENGTH_3 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Cervical length (measurement from best image) | CER_LENGTH | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Cervical length best quality image number | CL_IMG_NO | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Maternal pelvic pathology if any | MAT_PEL_PATH | CHAR | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Normal study | CON_NOR_STU | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Ananomaliesscanisrequestedat18-20 weeksof gestation | ANO_SCN_REQ_GEST | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Declaration dte | DECL_ULT_IMG | DATE | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Placenta fundal | FUND_10 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Placenta anterior wall | ANTWL_10 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Placenta posterior wall | PSTWL_10 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Placenta right wall | RGHTWL_10 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Placenta left wall | LFTWL_10 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Placenta inferior limit spans across the internal os | PLCSGMNT_10 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Placenta homogeneous | HMGNS_10 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Placenta calcification | CLCFTION_10 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Placenta normal volume | NRMLVOL_10 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Placenta small | SMALL_10 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Placenta basal stippling | BSLSTIP_10 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Placenta echogenic | ECOGN_10 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Placenta bulky | BULKY_10 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Fetal number | FTLNUM_10 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Type of high order multifetal pregnancy | TPHOMULPRE_10 | CHAR | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | HL | HL_10 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | HL pog in weeks | POGW3_10 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | HL pog in days | POGD3_10 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Width of the atrium of the lateral ventricle | TRNSDIA_10 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Cisterna magna | CSTNMGN_10 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Width of the atrium of the lateral ventricle | WDTHARTM_10 | CHAR | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Nasal bone length | NSLNGTH_10 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Visceral anomalies | VSLANML_10 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Conclusion: | CONCL_10 | CHAR | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Remarks | RMRK | CHAR | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Composite gestational age + | COMP_GEST_AGE_DAY2_20 | NUMERIC | Continuous |
| 14-18 weeks | DS (14-18 weeks dating scan) | Version number | version_num | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Date of visit | VDT_EM | DATE | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Time | VTM_EM | TIME | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Age | AGE_EM | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Type of scan | TYPSCN_EM | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Placenta | PLAC_FUND_EM | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Placental physical appearance | PLAC_PHY_APP | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Volume | VOLUME | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Retroplacental collection | RETRO_PLAC_COLLECT | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | If present, size of retroplacental collection | SIZE_RETRO_PLAC_COLL | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Upper segment | UPP_SEGMENT | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Distance from internal os if low | DIST_INT_OS | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Inferior limit spans across the internal os | INF_LIMIT _SPAN_ACR | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Umbilical cord | UMB_CORD | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Amniotic fluid | AMN_FLUID | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Fetal number | FETAL_NUM | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | If twin, specify type of twin | SPEC_TWIN | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | If multifetal, specify number | SPEC_MUL_NUM | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | If multifetal, specify type | SPEC_MUL_TYPE | CHAR | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Crown lump length image no-1 (cm) | CRL_LEN_1 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Crown lump length image no-2 (cm) | CRL_LEN_2 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Crown lump length image no-3 (cm) | CRL_LEN_3 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Crown lump length (measurement from best image) | CRL | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Crown lump best quality image number | CRL_IMG_NO | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Gestational age_weeks | CRL_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Gestational age_days | CRL_GEST_AGE_DAYS1 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Calculated edd | CRL_CAL_DT | DATE | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Lmp known | LMP_KNOW | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | If lmp known, date of lmp | DT_LMP | DATE | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Menstrual age weeks | MENS _AGE_WEEKS | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Menstrual age days | MENS _AGE_DAYS | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Fetal heart rate | FETAL_HR | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Fetal heart rate (norml / abnormal) | FETAL_HR_ABN | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Fetal movements | FETAL_MOV | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Nuchal translucency | NUC_TRANS | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Nasal bone length | NAS_BON_LENGTH | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Intracranial translucency | INT_TRANS | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Visceral anomalies | VIS_ANOM | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | If visceral anomalies seen, description | VIS_DISCR | CHAR | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Right uterine artery pi | RGHT_UTE_ART_PL | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Left uterine artery pi | LEFT_UTE_ART_PL | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Mean uterine artery pi | MEAN_UTE_ART_PL | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Is uterine artery pi | IS_UTE_ART_PL | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Internal os | INT_OS | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | If internal os is open, width | INT_OS_WDTH | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Cervical length image no-1 (cm) | CL_LENGTH_1 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Cervical length image no-2 (cm) | CL_LENGTH_2 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Cervical length image no-3 (cm) | CL_LENGTH_3 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Cervical length (measurement from best image) | CER_LENGTH | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Cervical length best quality image number | CL_IMG_NO | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Maternal pelvic pathology if any | MAT_PEL_PATH | CHAR | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Ductus venosus pi | DVPI | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Normal study | CON_NOR_STU | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | An anomalies scan is requested at 18-20 weeks of gestation | ANO_SCN_REQ_GEST | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Declaration date | DECL_ULT_IMG | DATE | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Placenta fundal | FUND_10 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Placenta anterior wall | ANTWL_10 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Placenta posterior wall | PSTWL_10 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Placenta right wall | RGHTWL_10 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Placenta left wall | LFTWL_10 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Placenta-upper segment | PLCSGMNT_10 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Homogeneous | HMGNS_10 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Calcification | CLCFTION_10 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Normal volume | NRMLVOL_10 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Small | SMALL_10 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Basal stippling | BSLSTIP_10 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Echogenic | ECOGN_10 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Bulky | BULKY_10 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Fetal number | FTLNUM_10 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Type of high order multifetal pregnancy | TPHOMULPRE_10 | CHAR | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Tricuspid regurgitation | TRCSREG_10 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Visceral anomalies | VSLANML_10 | NUMERIC | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Conclusion | CONCL_10 | CHAR | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Conclusion | RMRK | CHAR | Continuous |
| 11-14 weeks | EM (11-14 weeks Early morphology scan) | Crl gestational age + | CRL_GEST_AGE_DAY2_20 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Visit date (dd/mmm/yyyy) | VDT_AS | DATE | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Visit time (in 24 hrs) | VTM_AS | TIME | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Age | AGE_AS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Type of scan | TYPSCN_AS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Placenta | PLACENTA_AS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Placental physical appearance | PLC_PHY_APP_AS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Volume | VOL_AS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Retroplacental collection | RETR_COLL_AS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | If present, size of retroplacental collection | SIZE_RETR_AS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | uppersegment | UPP_SEG_AS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Distance from internal os if low | DST_INT_OS_AS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Inferior limitspansacrossthe internal os | INF_INT_OS_AS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Umbilical cord | UMB_CORD_AS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Placental origin of uc | PLAC_ORIG_UC_AS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Vasa previa | VASA_PRE_AS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Abdominal insertion | ABD_INS_AS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Amnioticfluid | AMN_FLUID_AS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Fetal number | FETAL_NUM | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | If twin, specifytypeof twin | SPE_TWIN | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | If multifetal, specify number | SPE_MUL_NUM | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | If multifetal, specify type | SPE_MUL_TYPE | CHAR | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Cardiac activity &movements | CARD_ACT_MOV | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Dysmorphicdevelopmental \nanomaly | DYSM_DEV_ANO | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Normal | CRAN_SHAPE | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Ossification | CRAN_OSS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Bony defects | CRAN_BONY_DEF | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | If evident please specify | CRAN_EVD_SPE | CHAR | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Falx | CRAN_FALX | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Cavum septum \npellucidum | CRAN_CAV_SEP_PELL | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Thalami | CRAN_THAL | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Cerebellum | CRAN_CERE | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Cisterna magna | CRAN_CIS_MAG | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Third ventricle | CRAN_THRD_VENT | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Lateral ventricle | CRAN_LAT_VEN | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Cerebralechopattern | CRAN_CERE_ECHO | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Slopeof theforehead | FACE_SLOP_FORE | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Orbits | FCAE_ORBIT | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Lens | FACE_LENS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Nasalbone | FACE_NAS_BON | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Upperlip | FACE_UPP_LIP | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Alveolarridgeof maxilla | FACE_ALV_RID_MAX | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Any other findings | FACE_OTH | CHAR | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Neck | NECK | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Chestwall | THO_CHEST_WAL | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Lung | THO_LUNG | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Mediastinum | THO_MEDI | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Diaphragm | THO_DIA | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Situs | HRT_SITUS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Size | HRT_SIZE | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Rate | HRT_RATE | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Rhythm | HRT_RHTM | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | 4-chamberview | HRT_CHAM_VW | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | A-vvalve offset | HRT_AV_VAL_OFF | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Pulmonary veins | HRT_PUL_VEN | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Three vessel view | HRT_THRE_VES | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Left ventricularoutflow | HRT_LEFT_VENT | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Right ventricular \noutflow | HRT_RIGHT_VEN | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Visceralsitus | ABD_VIS_SIT | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Anterior &posterior \nabdominal wall | ABD_ANT_POST_WALL | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Gastricbubble | ABD_GAS_BUB | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Bowel echogenicity | ABD_BOW_ECHO | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Liver | ABD_LIVER | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Spleen | ABD_SPLEEN | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Masses | ABD_MASS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Location | KID_LOC | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Size | KID_SIZE | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Contour | KID_CONT | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Echogenecity | KID_ECHO | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Caliecasis | KID_CAL | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Pelviectasis | KID_PELV | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | If pelviectasis present, ap diameter | KID_AP_DIA | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Ureters | KID_URET | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Urinarybladder | KID_URN_BLAD | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Rightarm | EXT_RIGHT_ARM | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Leftarm | EXT_LEFT_ARM | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Rightforearm | EXT_RIGHT_FOR | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Leftforearm | EXT_LEFT_FOR | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Hand | EXT_HAND | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Right thigh | EXT_RIGHT_THIGH | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Left thigh | EXT_LEFT_THIGH | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Right leg | EXT_RIGHT_LEG | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Left leg | EXT_LEFT_LEG | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Foot | EXT_FOOT | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Fetalmovements | FET_MOVE | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Biparietal distance image no-1 (cm) | BPD_DISTANCE_1 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Biparietal distance image no-2 (cm) | BPD_DISTANCE_2 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Biparietal distance image no-3 (cm) | BPD_DISTANCE_3 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | BPD (measurement from best image) | BPD | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | BPD best quality image no | BPD_IMG_NO | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Gestational age weeks | BPD_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Gestational age days | BPD_GEST_AGE_DAYS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Occipito frontal diameter image no-1(cm) | OFD_DISTANCE_1 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Occipito frontal diameter image no-2(cm) | OFD_DISTANCE_2 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Occipito frontal diameter image no-3(cm) | OFD_DISTANCE_3 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | OFD (measurement from best image) | OFD | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | OFD best quality image no | OFD_IMG_NO | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Gestational age weeks | OFD_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Gestational age days | OFD_GEST_AGE_DAYS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Head perimeter/circumference (hp/hc) image no-1 (cm) | HPC_MM_1 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Head perimeter/circumference (hp/hc) image no-2 (cm) | HPC_MM_2 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Head perimeter/circumference (hp/hc) image no-3 (cm) | HPC_MM_3 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | HP (measurement from best image) | HP | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | HP best quality image no | HP_IMG_NO | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Gestational age weeks | HP_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Gestational age days | HP_GEST_AGE_DAYS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Abominal perimeter/circumference (ap/pc) image no-1 (cm) | APC_MM_1 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Abominal perimeter/circumference (ap/pc) image no-2 (cm) | APC_MM_2 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Abominal perimeter/circumference (ap/pc) image no-3 (cm) | APC_MM_3 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | AP (measurement from best image) | AP | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | AP best quality image no | AP_IMG_NO | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Gestational age weeks | AP_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Gestational age days | AP_GEST_AGE_DAYS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Femur length image no-1 (cm) | FL_MM_1 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Femur length image no-2 (cm) | FL_MM_2 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Femur length image no-3 (cm) | FL_MM_3 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | FL (measurement from best image) | FL | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | FL best quality image no | FL_IMG_NO | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Gestational age weeks | FL_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Gestational age days | FL_GEST_AGE_DAYS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Cephalic index | CEPH_INDEX | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Fetal weight | FET_WGHT | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Composite gestational age weeks (if concordant) | COMP_GEST_AGE_WKS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Composite gestational age days (if concordant) | COMP_GEST_AGE_DAYS1 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Lmp known | LMP_KNOW | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | if lmp known, date of lmp | DT_LMP | DATE | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Menstrual age weeks | MENS_AGE_WEEKS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Menstrual age days | MENS_AGE_DAYS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | BPD | IND_BPD | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Gestational age weeks | IND_BPD_GEST_AGE_WKS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Gestational age days | IND_BPD_GEST_AGE_DAYS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | HP | IND_HP | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Gestational age weeks | IND_HP_GEST_AGE_WKS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Gestational age days | IND_HP_GEST_AGE_DAYS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | OFD | IND_OFD | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Gestational age weeks | IND_OFD_GEST_AGE_WKS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Gestational age days | IND_OFD_GEST_AGE_DAYS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | AP | IND_AP | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Gestational age weeks | IND_AP_GEST_AGE_WKS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Gestational age days | IND_AP_GEST_AGE_DAYS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | FL | IND_FL | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Gestational age weeks | IND_FL_GEST_AGE_WKS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Gestational age days | IND_FL_GEST_AGE_DAYS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Nuchal skinfold | GEN_NUCH_SKIN | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Ventriculomegaly | GEN_VENT | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Nasalbone | GEN_NASAL_BONE | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Echogenicbowel | GEN_ECHO | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Pelviectasis | GEN_PELV | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Echogenicintracardiacfocus | GEN_ECHO_INTR_FOCUS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Femoral length | GEN_FEM_LGTH | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Humerallength | GEN_HUM_LGTH | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Brachycephaly | GEN_BRACHY | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Sandal gap | GEN_SAND_GAP | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Singleumbilical artery | GEN_SING_UMB_ART | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Right uterine artery pi | RGHT_UTE_ART_PL | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Left uterine artery pi | LEFT_UTE_ART_PL | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Mean uterine artery pi | MEAN_UTE_ART_PL | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Is uterineartery pi | IS_UTE_ART_PL | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Internalos | INT_OS | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | If internal os is open, width | INT_OS_WDTH | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Cervical length image no-1(cm) | CL_LENGTH_1 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Cervical length image no-2(cm) | CL_LENGTH_2 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Cervical length image no-3(cm) | CL_LENGTH_3 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Cervical length (measurement from best image) | CL_LENGTH | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Cervical length best quality image number | CL_IMG_NO | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Maternal pelvic pathology if any | MAT_PEL_PATH | CHAR | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Ductus venosus pi | DVPI | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Remarks | REMARK | CHAR | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Normal study | CON_NOR_STU | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Abnormalitiesas described | ABN_DESC | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Declaration date | DT_ULT_IMG | DATE | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Placenta fundal | FUND_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Placenta anterior wall | ANTWL_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Placenta posterior wall | PSTWL_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Placenta right wall | RGHTWL_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Placenta left wall | LFTWL_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Placenta-upper segment | PLCSGMNT_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Homogeneous | HMGNS_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Basal stippling | BSLSTIP_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Calcification | CLCFTION_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Echogenic | ECOGN_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Normal volume | NRMLVOL_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Small | SMALL_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Bulky | BULKY_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Abdominal insertion abnormalities | COMM1_10 | CHAR | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Fetal number | FTLNUM_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Type of high order multifetal preg | TPHOMULPRE_10 | CHAR | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Dysmorphic developmental anomaly comments | COMM2_10 | CHAR | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Arsa | ARSA_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Clinodactyly | CLNODAC_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Flat iliac wings | FLTWNG_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | HL | HL1_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Nsf | NSF_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Transcerebellar diameter | TRNSDIA_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Cisterna magna | CSTNMGN_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Width of the atrium of the lateral ventricle | WDTHARTM_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Nasal bone length | NSLNGTH_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Binocular distance | BINDIS_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Interocular distance | INTDIS_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Ocular diameter | OCUDIA_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Please indicate if discordant:hl | HL2_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Please indicate if discordant:hl in weeks | POGW5_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Please indicate if discordant:hl in days | POGD5_10 | NUMERIC | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Conclusion | CONCL_10 | CHAR | Continuous |
| 18-20 weeks | AS (18-20 weeks anomaly scan) | Composite gestational age + | COMP_GEST_AGE_DAY2_20 | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Date of visit | VDT_FWB26-28 | DATE | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Time | VTM_FWB26-28 | TIME | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Type of scan | TYPSCN | NUMERIC | Categorical |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Placenta | PLACENTA | NUMERIC | Categorical |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Volume | VOLUME | NUMERIC | Categorical |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Retroplacental collection | RETRO_PLAC_COLLECT | NUMERIC | Categorical |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | If present, size of retroplacental collection | SIZE_RETRO_PLAC_COLL | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Upper segment | UPP_SEGMENT | NUMERIC | Categorical |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Distance from internal os if low | DIST_INT_OS | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Inferior limit spans across the internal os | INF_LIMIT _SPAN_ACR | NUMERIC | Categorical |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Umbilical cord | UMB_CORD | NUMERIC | Categorical |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Placental origin of uc | PLAC_ORIG_UC | NUMERIC | Categorical |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Vasa previa | VASA_PREV | NUMERIC | Categorical |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Abdominal insertion | ABD_INST | NUMERIC | Categorical |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Amniotic fluid index | AMN_FLUID_IND | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Fetal number | FETAL_NUM | NUMERIC | Categorical |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | If twin, specify type of twin | SPEC_TWIN | NUMERIC | Categorical |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | If multifetal, specify number | SPEC_MUL_NUM | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | If multifetal, specify type | SPEC_MUL_TYPE | CHAR | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Fetal heart rate | FETAL_HR | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Cardiac activity & movements | CARD_ACT_MOV | NUMERIC | Categorical |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Dysmorphic development anomaly | DYS_DEV_ANOM | NUMERIC | Categorical |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Biparietal distance image no-1 (cm) | BPD_DISTANCE_1 | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Biparietal distance image no-2 (cm) | BPD_DISTANCE_2 | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Biparietal distance image no-3 (cm) | BPD_DISTANCE_3 | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | BPD (measurement from best image) | BPD | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | BPD best quality image no. | BPD_IMG_NO | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Occipito frontal diameter image no-1(cm) | OFD_DISTANCE_1 | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Occipito frontal diameter image no-2(cm) | OFD_DISTANCE_2 | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Occipito frontal diameter image no-3(cm) | OFD_DISTANCE_3 | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | OFD (measurement from best image) | OFD | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | OFD best quality image no. | OFD_IMG_NO | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Head perimeter/circumference (hp/hc) image no-1 (cm) | HPC_MM_1 | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Head perimeter/circumference (hp/hc) image no-2 (cm) | HPC_MM_2 | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Head perimeter/circumference (hp/hc) image no-3 (cm) | HPC_MM_3 | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | HP (measurement from best image) | HP | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | HP best quality image no. | HP_IMG_NO | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Abominal perimeter/circumference (ap/pc) image no-1 (cm) | APC_MM_1 | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Abominal perimeter/circumference (ap/pc) image no-2 (cm) | APC_MM_2 | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Abominal perimeter/circumference (ap/pc) image no-3 (cm) | APC_MM_3 | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | AP (measurement from best image) | AP | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | AP best quality image no | AP_IMG_NO | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Femur length image no-1 (cm) | FL_MM_1 | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Femur length image no-2 (cm) | FL_MM_2 | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Femur length image no-3 (cm) | FL_MM_3 | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | FL (measurement from best image) | FL | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | FL best quality image no | FL_IMG_NO | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Cephalic index | CEPH_INDEX | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Composite gestational age weeks (if concordant) | COMP_GEST_AGE_WKS | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Composite gestational age days (if concordant) | COMP_GEST_AGE_DAYS1 | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Transcerebellar diameter | TRNSDIA_FWB | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Fetal weight | FET_WGHT | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Right uterine artery pi | RGHT_UTE_ART_PI | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Left uterine artery pi | LEFT_UTE_ART_PI | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Umblical artery pi | UMB_ART_PI | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | S/d ratio | UMB_SD_RATIO | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Fetal middle cerebral artery pi | FET_MID_CER_ART_PI | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | S/d ratio | FET_SD_RATIO | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Cerebroplacental ratio | CERE_RATIO | NUMERIC | Categorical |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Internal os | INT_OS | NUMERIC | Categorical |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | If internal os is open, width | INT_OS_WDTH | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Cervical length image no-1(cm) | CL_LENGTH_1 | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Cervical length image no-2(cm) | CL_LENGTH_2 | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Cervical length image no-3(cm) | CL_LENGTH_3 | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Cervical length (measurement from best image) | CER_LENGTH | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Cervical length best quality image number | CL_IMG_NO | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Maternal pelvic pathology if any | MAT_PEL_PATH | CHAR | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Ductus venosus pi | DVPI | NUMERIC | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Remarks | REMARK | CHAR | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Normal study | CON_NOR_STU | NUMERIC | Categorical |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Declaration date | DT_ULT_IMG | DATE | Continuous |
| 26-28 weeks | FWB (26-28 weeks Fetal well-being scan) | Name of the radiologist & reg. no. | RegNo | CHAR | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Date of visit | VDT_fwb | DATE | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Time | VTM_fwb | TIME | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Age (in yrs) | AGE_fwb | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Type of scan | TYPSCN | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Placenta | PLACENTA | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Placental physical appearance | PLAC_PHY_APP | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Volume | VOLUME | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Retroplacental collection | RETRO_PLAC_COLLECT | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | If present, size of retroplacental collection | SIZE_RETRO_PLAC_COLL | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Upper segment | UPP_SEGMENT | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Distance from internal os if low | DIST_INT_OS | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Inferior limit spans across the internal os | INF_LIMIT _SPAN_ACR | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Umbilical cord | UMB_CORD | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Placental origin of uc | PLAC_ORIG_UC | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Vasa previa | VASA_PREV | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Abdominal insertion | ABD_INST | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Amniotic fluid | AMN_FLUID | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Amniotic fluid index | AMN_FLUID_IND | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Fetal number | FETAL_NUM | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | If twin, specify type of twin | SPEC_TWIN | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | If multifetal, specify number | SPEC_MUL_NUM | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | If multifetal, specify type | SPEC_MUL_TYPE | CHAR | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Fetal presentation | FETAL_PRES | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Fetal heart rate | FETAL_HR | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Cardiac activity & movements | CARD_ACT_MOV | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Dysmorphic development anomaly | DYS_DEV_ANOM | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Biparietal distance image no-1 (cm) | BPD_DISTANCE_1 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Biparietal distance image no-2 (cm) | BPD_DISTANCE_2 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Biparietal distance image no-3 (cm) | BPD_DISTANCE_3 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | BPD (measurement from best image) | BPD | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | BPD best quality image no. | BPD_IMG_NO | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Gestational age weeks | BPD_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Gestational age days | BPD_GEST_AGE_DAYS | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Occipito frontal diameter image no-1(cm) | OFD_DISTANCE_1 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Occipito frontal diameter image no-2(cm) | OFD_DISTANCE_2 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Occipito frontal diameter image no-3(cm) | OFD_DISTANCE_3 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | OFD (measurement from best image) | OFD | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | OFD best quality image no. | OFD_IMG_NO | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Gestational age weeks | OFD_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Gestational age days | OFD_GEST_AGE_DAYS | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Head perimeter/circumference (hp/hc) image no-1 (cm) | HPC_MM_1 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Head perimeter/circumference (hp/hc) image no-2 (cm) | HPC_MM_2 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Head perimeter/circumference (hp/hc) image no-3 (cm) | HPC_MM_3 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | HP (measurement from best image) | HP | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | HP best quality image no. | HP_IMG_NO | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Gestational age weeks | HP_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Gestational age days | HP_GEST_AGE_DAYS | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Abominal perimeter/circumference (ap/pc) image no-1 (cm) | APC_MM_1 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Abominal perimeter/circumference (ap/pc) image no-2 (cm) | APC_MM_2 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Abominal perimeter/circumference (ap/pc) image no-3 (cm) | APC_MM_3 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | AP (measurement from best image) | AP | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | AP best quality image no | AP_IMG_NO | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Gestational age weeks | AP_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Gestational age days | AP_GEST_AGE_DAYS | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Femur length image no-1 (cm) | FL_MM_1 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Femur length image no-2 (cm) | FL_MM_2 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Femur length image no-3 (cm) | FL_MM_3 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | FL (measurement from best image) | FL | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | FL best quality image no | FL_IMG_NO | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Gestational age weeks | FL_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Gestational age days | FL_GEST_AGE_DAYS | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Cephalic index | CEPH_INDEX | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Fetal weight | FET_WGHT | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Composite gestational age weeks (if concordant) | COMP_GEST_AGE_WKS | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Composite gestational age days (if concordant) | COMP_GEST_AGE_DAYS1 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Lmp known | LMP_KNOW_S | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | If lmp known, date of lmp | LMP_KNOW | DATE | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Menstrual age weeks | MENS _AGE_WEEKS | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Menstrual age days | MENS _AGE_DAYS | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Umblical artery pi | UMB_ART_PI | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | S/d ratio | UMB_SD_RATIO | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Fetal middle cerebral artery pi | FET_MID_CER_ART_PI | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | S/d ratio | FET_SD_RATIO | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Cerebroplacental ratio | CERE_RATIO | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Internal os | INT_OS | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | If internal os is open, width | INT_OS_WDTH | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Cervical length image no-1(cm) | CL_LENGTH_1 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Cervical length image no-2(cm) | CL_LENGTH_2 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Cervical length image no-3(cm) | CL_LENGTH_3 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Cervical length (measurement from best image) | CER_LENGTH | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Cervical length best quality image number | CL_IMG_NO | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Maternal pelvic pathology if any | MAT_PEL_PATH | CHAR | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Ductus venosus pi | DVPI | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Remarks | REMARK | CHAR | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Normal study | CON_NOR_STU | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Abnormalities as described | ABN_DESC | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Declaration date | DT_ULT_IMG | DATE | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Placenta fundal | FUND_10 | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Placenta anterior wall | ANTWL_10 | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Placenta posterior wall | PSTWL_10 | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Placenta right wall | RGHTWL_10 | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Placenta left wall | LFTWL_10 | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Placenta-upper segment | PLCSGMNT_10 | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Homogeneous | HMGNS_10 | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Calcification | CLCFTION_10 | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Normal volume | NRMLVOL_10 | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Basal stippling | BSLSTIP_10 | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Echogenic | ECOGN_10 | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Small | SMALL_10 | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Bulky | BULKY_10 | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Abdominal insertion abnormalities | COMM1_10 | CHAR | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Fetal number | FTLNUM_10 | NUMERIC | Categorical |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Type of high order multifetal pregnancy | TPHOMULPRE_10 | CHAR | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Dysmorphic developmental anomaly comments | COMM2_10 | CHAR | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | HL | HL_10 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | HL in weeks | POGW5_10 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | HL in days | POGD5_10 | NUMERIC | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Cerebroplacental ratio | CERAT_10 | CHAR | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Conclusion: | CONCL_10 | CHAR | Continuous |
| 30-32 weeks | FWB (30-32 weeks Fetal well-being scan) | Composite gestational age + | COMP_GEST_AGE_DAY2_20 | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Date of visit | VDT_FWB_FUP | DATE | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Time | VTM_FWB_FUP | TIME | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Age (in yrs) | AGE_FWB_FUP | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Type of scan | TYPSCN | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Placenta | PLACENTA | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Placental physical appearance | PLAC_PHY_APP | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Volume | VOLUME | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Retroplacental collection | RETRO_PLAC_COLLECT | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | If present, size of retroplacental collection | SIZE_RETRO_PLAC_COLL | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Upper segment | UPP_SEGMENT | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Distance from internal os if low | DIST_INT_OS | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Inferior limit spans across the internal os | INF_LIMIT _SPAN_ACR | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Umbilical cord | UMB_CORD | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Placental origin of uc | PLAC_ORIG_UC | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Vasa previa | VASA_PREV | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Abdominal insertion | ABD_INST | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Amniotic fluid | AMN_FLUID | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Amniotic fluid index | AMN_FLUID_IND | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Fetal number | FETAL_NUM | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | If twin, specify type of twin | SPEC_TWIN | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | If multifetal, specify number | SPEC_MUL_NUM | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | If multifetal, specify type | SPEC_MUL_TYPE | CHAR | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Fetal presentation | FETAL_PRES | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Fetal heart rate | FETAL_HR | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Cardiac activity & movements | CARD_ACT_MOV | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Dysmorphic development anomaly | DYS_DEV_ANOM | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Biparietal distance image no-1 (cm) | BPD_DISTANCE_1 | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Biparietal distance image no-2 (cm) | BPD_DISTANCE_2 | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Biparietal distance image no-3 (cm) | BPD_DISTANCE_3 | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | BPD (measurement from best image) | BPD | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | BPD best quality image no. | BPD_IMG_NO | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Gestational age weeks | BPD_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Gestational age days | BPD_GEST_AGE_DAYS | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Occipito frontal diameter image no-1(cm) | OFD_DISTANCE_1 | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Occipito frontal diameter image no-2(cm) | OFD_DISTANCE_2 | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Occipito frontal diameter image no-3(cm) | OFD_DISTANCE_3 | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | OFD (measurement from best image) | OFD | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | OFD best quality image no. | OFD_IMG_NO | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Gestational age weeks | OFD_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Gestational age days | OFD_GEST_AGE_DAYS | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Head perimeter/circumference (hp/hc) image no-1 (cm) | HPC_MM_1 | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Head perimeter/circumference (hp/hc) image no-2 (cm) | HPC_MM_2 | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Head perimeter/circumference (hp/hc) image no-3 (cm) | HPC_MM_3 | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | HP (measurement from best image) | HP | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | HP best quality image no. | HP_IMG_NO | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Gestational age weeks | HP_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Gestational age days | HP_GEST_AGE_DAYS | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Abominal perimeter/circumference (ap/pc) image no-1 (cm) | APC_MM_1 | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Abominal perimeter/circumference (ap/pc) image no-2 (cm) | APC_MM_2 | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Abominal perimeter/circumference (ap/pc) image no-3 (cm) | APC_MM_3 | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | AP (measurement from best image) | AP | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | AP best quality image no | AP_IMG_NO | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Gestational age weeks | AP_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Gestational age days | AP_GEST_AGE_DAYS | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Femur length image no-1 (cm) | FL_MM_1 | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Femur length image no-2 (cm) | FL_MM_2 | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Femur length image no-3 (cm) | FL_MM_3 | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | FL (measurement from best image) | FL | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | FL best quality image no | FL_IMG_NO | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Gestational age weeks | FL_GEST_AGE_WEEKS | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Gestational age days | FL_GEST_AGE_DAYS | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Cephalic index | CEPH_INDEX | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Fetal weight | FET_WGHT | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Composite gestational age weeks (if concordant) | COMP_GEST_AGE_WKS | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Composite gestational age days (if concordant) | COMP_GEST_AGE_DAYS1 | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Lmp known | LMP_KNOW | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | If lmp known, date of lmp | DT_LMP | DATE | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Menstrual age weeks | MENS _AGE_WEEKS | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Menstrual age days | MENS _AGE_DAYS | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Umblical artery pi | UMB_ART_PI | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | S/d ratio | UMB_SD_RATIO | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Fetal middle cerebral artery pi | FET_MID_CER_ART_PI | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | S/d ratio | FET_SD_RATIO | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Cerebroplacental ratio | CERE_RATIO | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Internal os | INT_OS | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | If internal os is open, width | INT_OS_WDTH | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Maternal pelvic pathology if any | MAT_PEL_PATH | CHAR | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Ductus venosus pi | DVPI | NUMERIC | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Remarks | REMARK | CHAR | Continuous |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Normal study | CON_NOR_STU | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Abnormalities as described | ABN_DESC | NUMERIC | Categorical |
| 35-37 weeks | FWB (35-37 weeks Fetal well-being scan) | Declaration date | DT_ULT_IMG | DATE | Continuous |