Born in Bradford Data Dictionary

Maternity records BiB pregnancy (p2)

Table ID: BiB_Pregnancy.matrecs_bib_preg_p2

github | csv

Entity type Variables Entities Updated
Participant 143 992 2020-11-18

_p2 tables contain the same variables as their parent table but only data collected at the second pregnancy

variable label value_type summary
has_matrecs_bib_preg_p2 Has maternity records bib pregnancy decimal mean (sd)
1.00 (0.00)

min < median < max
1.00 < 1.00 < 1.00

100.00% complete

has_prnprg_p2 Has: Pregnancy third trimester weight decimal 1 : has
100.00% complete

prnbp3rdtriw_p2 3rd trimester weight decimal mean (sd)
77.29 (15.18)

min < median < max
32.00 < 75.00 < 147.00

55.34% complete

prnbp3rdtriwdate_p2 Date of 3rd trimester weighing date from 2008-05-02
to 2011-04-12

54.74% complete

prnbp3rdtriwnotdoc_p2 3rd trimester weight not documented decimal 1 : Documented
2 : Not documented
100.00% complete

prnbpamnionoted_p2 Amniocentesis noted decimal 1 : No
2 : Yes
3 : Not documented
99.80% complete

prnbpamnioreasons_p2 Amniocentesis reasons text 3 unique values
20 non-missing values
15 to 22 characters
prnbpanaemianoted_p2 Anaemia noted decimal 1 : No
2 : Yes
3 : Not documented
99.80% complete

prnbpanaemiaresult_p2 Anaemia result decimal mean (sd)
9.24 (0.60)

min < median < max
7.00 < 9.40 < 9.90

23.99% complete

prnbpantibody_p2 Antibodies text 15 unique values
987 non-missing values
3 to 13 characters
prnbpbookingdate_p2 Date of booking date from 2007-10-11
to 2010-12-14

98.59% complete

prnbpbplabn_p2 Number of BP obs in labour decimal mean (sd)
0.85 (0.41)

min < median < max
0.00 < 1.00 < 4.00

86.90% complete

prnbpbplabtaken_p2 Any BPs recorded in labour decimal 1 : No
2 : Yes
3 : Not documented
95.87% complete

prnbpbppostn_p2 Number of BPs recorded post partum decimal mean (sd)
2.99 (4.18)

min < median < max
0.00 < 1.00 < 48.00

97.38% complete

prnbpbppostrec_p2 Any BPs recorded postpartum decimal 1 : No
2 : Yes
3 : Not documented
100.00% complete

prnbpbppregn_p2 Number of BPs recorded in pregnancy decimal mean (sd)
10.28 (5.00)

min < median < max
3.00 < 9.00 < 91.00

99.90% complete

prnbpbppregrec_p2 Any blood pressures recorded in pregnancy decimal 1 : No
2 : Yes
3 : Not documented
99.90% complete

prnbpcervcerc_p2 Cervical Cerclage decimal 1 : No
2 : Yes
3 : Not documented
99.80% complete

prnbpchrovillsamp_p2 Chorionic villus sampling decimal 1 : No
2 : Yes
3 : Not documented
99.70% complete

prnbpchrovsreasons_p2 Reasons for chorionic villus sampling text All missing
prnbpconfetmon_p2 Continuous fetal monitoring decimal 1 : No
2 : Yes
3 : Not documented
0.91% complete

prnbpdesigpsutur_p2 Designation of person doing suturing text 3 unique values
46 non-missing values
6 to 14 characters
prnbpdischinf_p2 Vaginal discharge/infection decimal 1 : No
2 : Yes
3 : Not documented
99.80% complete

prnbpdruglab1_p2 Other drugs during labour (1) text 24 unique values
171 non-missing values
4 to 16 characters
prnbpdruglab2_p2 Other drugs during labour (2) text 15 unique values
35 non-missing values
5 to 15 characters
prnbpdruglab3_p2 Other drugs during labour (3) text 7 unique values
19 non-missing values
7 to 15 characters
prnbpdruglab4_p2 Other drugs during labour (4) text 7 unique values
10 non-missing values
7 to 14 characters
prnbpdruglab5_p2 Other drugs during labour (5) text 4 unique values
5 non-missing values
9 to 13 characters
prnbpdruglab6_p2 Other drugs during labour (6) text 2 unique values
2 non-missing values
9 to 10 characters
prnbpdruglab7_p2 Other drugs during labour (7) text All missing
prnbpdruglab8_p2 Other drugs during labour (8) text All missing
prnbpeclampconv_p2 Eclamptic convulsions decimal 1 : No
2 : Yes
3 : Not documented
99.90% complete

prnbpelectcaes_p2 Elective caesarean decimal 1 : No
2 : Yes
3 : Not documented
100.00% complete

prnbpexhyper_p2 Preexisting hypertension decimal 1 : No
2 : Yes
92.94% complete

prnbpextceph_p2 External cephallic version decimal 1 : No
2 : Yes
3 : Not documented
99.90% complete

prnbpfolicacid_p2 Folic acid in last 6 months decimal 1 : No
2 : Yes
3 : Not documented
99.60% complete

prnbpgdm_p2 GDM diagnosed decimal 1 : No
2 : Yes
3 : Not documented
99.80% complete

prnbpgdmt_diet_p2 GDM treatment: diet decimal 1 : No
2 : Yes
3 : Not documented
5.34% complete

prnbpgdmt_insulin_p2 GDM treatment: insulin decimal 1 : No
2 : Yes
3 : Not documented
5.54% complete

prnbpgdmt_lifestyle_p2 GDM treatment: lifestyle changes decimal 1 : No
2 : Yes
3 : Not documented
3.33% complete

prnbpgdmt_metformin_p2 GDM treatment: metformin decimal 1 : No
2 : Yes
3 : Not documented
0.81% complete

prnbpgdmt_none_p2 GDM no treatment decimal 1 : No
2 : Yes
3 : Not documented
12.60% complete

prnbpgdmt_notdoc_p2 GDM treatment not documented decimal 1 : Documented
2 : Not documented
0.20% complete

prnbpgenherpes_p2 Genital herpes decimal 1 : No
2 : Yes
3 : Not documented
99.90% complete

prnbpgestaged3rdtriw_p2 Gestational age at 3rd trimester weight measurement (weeks) decimal mean (sd)
255.17 (16.15)

min < median < max
76.00 < 256.00 < 288.00

54.74% complete

prnbpgestagew3rdtriw_p2 Gestational age at 3rd trimester weight measurement (weeks) decimal mean (sd)
36.45 (2.31)

min < median < max
10.86 < 36.57 < 41.14

54.74% complete

prnbpgestht_p2 Gestational hypertension decimal 1 : No
2 : Yes
99.29% complete

prnbpgonorrhoea_p2 Gonorrhoea decimal 1 : No
2 : Yes
3 : Not documented
99.80% complete

prnbphdp_p2 HDP category decimal 1 : Normotensive
2 : Gestational HT
3 : Pre-eclampsia
99.29% complete

prnbphepatitisb_p2 Hepatitis b decimal 1 : No
2 : Yes
3 : Not documented
99.90% complete

prnbphyperemesis_p2 Hyperemesis decimal 1 : No
2 : Yes
3 : Not documented
99.90% complete

prnbpintfetmon_p2 Intermittent fetal monitoring decimal 1 : No
2 : Yes
3 : Not documented
1.01% complete

prnbpivf_p2 In vitro fertilisation decimal 1 : No
2 : Yes
3 : Not documented
99.90% complete

prnbplaburprot_p2 Was urine tested for protein in labour decimal 1 : No
2 : Yes
3 : Not documented
95.06% complete

prnbpoedemalab_p2 Any oedemas recorded in labour decimal 1 : No
2 : Yes
3 : Not documented
94.96% complete

prnbpoedemapreg_p2 Any oedemas recorded in pregnancy decimal 1 : No
2 : Yes
3 : Not documented
99.40% complete

prnbpoligohydram_p2 Oligohydramnios decimal 1 : No
2 : Yes
3 : Not documented
99.90% complete

prnbpothmed_p2 Other medications taken in last 6 months (y/n) decimal 1 : No
2 : Yes
3 : Not documented
98.99% complete

prnbpothmedn_p2 Other medications taken in last 6 months (count) decimal mean (sd)
0.43 (0.67)

min < median < max
0.00 < 0.00 < 4.00

96.47% complete

prnbppainrellab1_p2 Pain relief in labour (1) text 11 unique values
207 non-missing values
4 to 18 characters
prnbppainrellab2_p2 Pain relief in labour (2) text 7 unique values
55 non-missing values
7 to 18 characters
prnbppainrellab3_p2 Pain relief in labour (3) text 3 unique values
10 non-missing values
9 to 18 characters
prnbppainrellab4_p2 Pain relief in labour (4) text 1 unique values
1 non-missing values
9 characters
prnbppainrellab5_p2 Pain relief in labour (5) text All missing
prnbppainrellab6_p2 Pain relief in labour (6) text All missing
prnbpperinealtr_p2 Perineal trauma decimal 1 : None
10 : Not documented
2 : 1st degree
3 : 2nd degree
4 : 3rd degree
5 : 4th degree
6 : Episiotomy
7 : Laceration
8 : Tear
9 : Graze
20.97% complete

prnbpplacpraev_p2 Placenta praevia decimal 1 : No
2 : Yes
3 : Not documented
99.90% complete

prnbppolyhydr_p2 Polyhydramnios/hydramnios decimal 1 : No
2 : Yes
3 : Not documented
99.90% complete

prnbppostadmany_p2 Any hospital admissions postpartum decimal 1 : No
2 : Yes
3 : Not documented
98.79% complete

prnbppostadmn_p2 Number of hospital admissions post partum decimal mean (sd)
0.01 (0.08)

min < median < max
0.00 < 0.00 < 1.00

97.88% complete

prnbppostsutexam_p2 Post suturing examination decimal 1 : No
2 : Yes
3 : Not documented
9.07% complete

prnbppreeclampsia_p2 Pre-eclampsia decimal 1 : No
2 : Yes
99.29% complete

prnbppregadmany_p2 Any hospital admissions in pregnancy decimal 1 : No
2 : Yes
3 : Not documented
22.48% complete

prnbppregadmn_p2 Number hospital admissions in pregnancy decimal mean (sd)
0.58 (1.01)

min < median < max
0.00 < 0.00 < 5.00

22.28% complete

prnbppresutexam_p2 Pre suturing examination decimal 1 : No
2 : Yes
3 : Not documented
9.17% complete

prnbprenalpreg_p2 Any renal function recorded in pregnancy decimal 1 : No
2 : Yes
3 : Not documented
99.60% complete

prnbprenalpregn_p2 Number of renal function observations decimal mean (sd)
1.74 (2.16)

min < median < max
0.00 < 1.00 < 16.00

98.69% complete

prnbpsfetgrthret_p2 Suspected fetal growth retardation decimal 1 : No
2 : Yes
3 : Not documented
99.90% complete

prnbpsyphilis_p2 Syphilis decimal 1 : No
2 : Yes
3 : Not documented
99.90% complete

prnbpthrpreterm_p2 Threatened preterm birth decimal 1 : No
2 : Yes
3 : Not documented
99.90% complete

prnbpurtrinf_p2 Urinary tract infection decimal 1 : No
2 : Yes
3 : Not documented
99.90% complete

prnbpvagbld1st_p2 Vaginal bleeding 1st trimester decimal 1 : No
2 : Yes
3 : Not documented
99.90% complete

prnbpvagbld2nd_p2 Vaginal bleeding 2nd trimester decimal 1 : No
2 : Yes
3 : Not documented
99.90% complete

prnbpvagbld3rd_p2 Vaginal bleeding 3rd trimester decimal 1 : No
2 : Yes
3 : Not documented
99.90% complete

prnpbaddvit_p2 Pregnancy vitamins in last 6 months decimal 1 : No
2 : Yes
3 : Not documented
99.50% complete

prnpbgestagedpregbk_p2 Gestational age in days at BiB pregnancy booking decimal mean (sd)
89.05 (27.39)

min < median < max
0.00 < 84.00 < 241.00

98.49% complete

prnpbgestagewpregbk_p2 Gestational age in weeks at BiB pregnancy booking decimal mean (sd)
12.72 (3.91)

min < median < max
0.00 < 12.00 < 34.43

98.49% complete

prnprexconany_p2 Any pre-existing condition decimal 1 : No
2 : Yes
3 : Not documented
83.17% complete

prnprexconasthma_p2 Pre-existing asthma decimal 1 : No
2 : Yes
3 : Not documented
29.33% complete

prnprexconbackprob_p2 Pre-existing back problems decimal 1 : No
2 : Yes
3 : Not documented
29.94% complete

prnprexcondoth1_p2 Other pre-existing condition 1 text 62 unique values
274 non-missing values
3 to 39 characters
prnprexcondoth2_p2 Other pre-existing condition 2 text 9 unique values
9 non-missing values
3 to 25 characters
prnprexcondoth3_p2 Other pre-existing condition 3 text 3 unique values
3 non-missing values
8 to 21 characters
prnprexcondoth4_p2 Other pre-existing condition 4 text 1 unique values
1 non-missing values
18 characters
prnprexconeclampsia_p2 Previous eclampsia decimal 1 : No
2 : Yes
3 : Not documented
22.88% complete

prnprexconepilepsy_p2 Pre-existing epilepsy decimal 1 : No
2 : Yes
3 : Not documented
23.29% complete

prnprexconfemcirc_p2 Pre-existing female circumcision decimal 1 : No
2 : Yes
3 : Not documented
22.88% complete

prnprexconfertprob_p2 Pre-existing fertility problems decimal 1 : No
2 : Yes
3 : Not documented
24.29% complete

prnprexcongeninf_p2 Pre-existing genital infection decimal 1 : No
2 : Yes
3 : Not documented
23.49% complete

prnprexcongynprob_p2 Pre-existing gynae problems decimal 1 : No
2 : Yes
3 : Not documented
25.10% complete

prnprexconheartprob_p2 Pre-existing heart problems decimal 1 : No
2 : Yes
3 : Not documented
23.59% complete

prnprexconhighbp_p2 Pre-existing high blood pressure decimal 1 : No
2 : Yes
3 : Not documented
25.10% complete

prnprexconincont_p2 Pre-existing incontinence decimal 1 : No
2 : Yes
3 : Not documented
24.29% complete

prnprexconkidprob_p2 Pre-existing kidney problems decimal 1 : No
2 : Yes
3 : Not documented
23.49% complete

prnprexconlivdis_p2 Pre-existing liver disease decimal 1 : No
2 : Yes
3 : Not documented
22.98% complete

prnprexconmentheal_p2 Pre-existing mental illness decimal 1 : No
2 : Yes
3 : Not documented
25.30% complete

prnprexconmigraine_p2 Pre-existing migraine decimal 1 : No
2 : Yes
3 : Not documented
29.03% complete

prnprexconsti_p2 Pre-existing constipation decimal 1 : No
2 : Yes
3 : Not documented
22.88% complete

prnprexcont1dm_p2 Pre-existing type 1 diabetes decimal 1 : No
2 : Yes
3 : Not documented
23.08% complete

prnprexcont2dm_p2 Pre-existing type 2 diabetes decimal 1 : No
2 : Yes
3 : Not documented
22.98% complete

prnprexcontbexp_p2 Pre-existing TB exposure decimal 1 : No
2 : Yes
3 : Not documented
23.69% complete

prnprexconthromb_p2 Pre-existing thrombosis decimal 1 : No
2 : Yes
3 : Not documented
23.08% complete

prnprexconthryroid_p2 Pre-existing thyroid problems decimal 1 : No
2 : Yes
3 : Not documented
24.80% complete

prnprfhistdiab_p2 FH of diabetes decimal 1 : No
2 : Yes
3 : Not documented
99.70% complete

prnprfhistdiabch_p2 FH of diabetes in woman’s child decimal 1 : No
2 : Yes
3 : Not documented
99.70% complete

prnprfhistdiabfa_p2 FH of diabetes in woman’s father decimal 1 : No
2 : Yes
3 : Not documented
99.70% complete

prnprfhistdiabmo_p2 FH of diabetes in woman’s mother decimal 1 : No
2 : Yes
3 : Not documented
99.70% complete

prnprfhistdiabrelnd_p2 FH of diabetes, relationship not documented decimal 1 : No family history
2 : Relatives documented
3 : Relatives not documented
4 : Family history not documented
99.70% complete

prnprfhistdiabsb_p2 FH of diabetes in woman’s sibling decimal 1 : No
2 : Yes
3 : Not documented
99.70% complete

prnprfhistecl_p2 FH of eclampsia decimal 1 : No
2 : Yes
3 : Not documented
99.70% complete

prnprfhisteclch_p2 FH of eclampsia in woman’s child decimal 1 : No
2 : Yes
3 : Not documented
99.70% complete

prnprfhisteclfa_p2 FH of eclampsia in woman’s father decimal 1 : No
2 : Yes
3 : Not documented
99.70% complete

prnprfhisteclmo_p2 FH of eclampsia in woman’s mother decimal 1 : No
2 : Yes
3 : Not documented
99.70% complete

prnprfhisteclrelnd_p2 FH of eclampsia, relationship not documented decimal 1 : No family history
2 : Relatives documented
3 : Relatives not documented
4 : Family history not documented
99.70% complete

prnprfhisteclsb_p2 FH of eclampsia in woman’s sibling decimal 1 : No
2 : Yes
3 : Not documented
99.70% complete

prnprfhisthyp_p2 FH of high blood pressure decimal 1 : No
2 : Yes
3 : Not documented
99.70% complete

prnprfhisthypch_p2 FH of hypertension in woman’s child decimal 1 : No
2 : Yes
3 : Not documented
99.70% complete

prnprfhisthypfa_p2 FH of hypertension in woman’s father decimal 1 : No
2 : Yes
3 : Not documented
99.70% complete

prnprfhisthypmo_p2 FH of hypertension in woman’s mother decimal 1 : No
2 : Yes
3 : Not documented
99.70% complete

prnprfhisthyprelnd_p2 FH of hypertension, relationship not documented decimal 1 : No family history
2 : Relatives documented
3 : Relatives not documented
4 : Family history not documented
99.70% complete

prnprfhisthypsb_p2 FH of hypertension in woman’s sibling decimal 1 : No
2 : Yes
3 : Not documented
99.70% complete

prnprfhistment_p2 FH of mental illness decimal 1 : No
2 : Yes
3 : Not documented
99.80% complete

prnprfhistmentch_p2 FH of mental illness in woman’s child decimal 1 : No
2 : Yes
3 : Not documented
99.80% complete

prnprfhistmentfa_p2 FH of mental illness in woman’s father decimal 1 : No
2 : Yes
3 : Not documented
99.80% complete

prnprfhistmentmo_p2 FH of mental illness in woman’s mother decimal 1 : No
2 : Yes
3 : Not documented
99.80% complete

prnprfhistmentrelnd_p2 FH of mental illness, relationship not documented decimal 1 : No family history
2 : Relatives documented
3 : Relatives not documented
4 : Family history not documented
99.80% complete

prnprfhistmentsb_p2 FH of mental illness in woman’s sibling decimal 1 : No
2 : Yes
3 : Not documented
99.80% complete

prnprfhistthrom_p2 FH of thrombosis decimal 1 : No
2 : Yes
3 : Not documented
99.70% complete

prnprfhistthromch_p2 FH of thrombosis in woman’s child decimal 1 : No
2 : Yes
3 : Not documented
99.70% complete

prnprfhistthromfa_p2 FH of thrombosis in woman’s father decimal 1 : No
2 : Yes
3 : Not documented
99.70% complete

prnprfhistthrommo_p2 FH of thrombosis in woman’s mother decimal 1 : No
2 : Yes
3 : Not documented
99.70% complete

prnprfhistthromrelnd_p2 FH of thrombosis, relationship not documented decimal 1 : No family history
2 : Relatives documented
3 : Relatives not documented
4 : Family history not documented
99.70% complete

prnprfhistthromsb_p2 FH of thrombosis in woman’s sibling decimal 1 : No
2 : Yes
3 : Not documented
99.70% complete