Born in Bradford Data Dictionary

Recruited pregnancy information

Table ID: BiBBS_CohortInfo.pregnancy

github | csv

Entity type Variables Entities Updated Related tables
Participant 12 2425 2022-07-22 NA

Information for administrative and linkage purposes regarding recruited pregnancies (2019-11-30 datafreeze)

variable label value_type summary
BiBBSPregNumber BiBBS mother within-cohort pregnancy number decimal mean (sd)
1.08 (0.27)

min < median < max
1.00 < 1.00 < 3.00

Complete: 2626 (100.00%)

BiBBSPregnancyID BiBBS PregnancyID text 2626 unique values
2626 non-missing values
8 characters
BiBBSPartnerID BiBBS partner ID text 265 unique values
275 non-missing values
1 to 9 characters
medway_booking_y Year of booking in maternity EPR decimal mean (sd)
2017.13 (1.19)

min < median < max
2015.00 < 2017.00 < 2019.00

Complete: 2626 (100.00%)

medway_booking_m Month of booking in maternity EPR decimal mean (sd)
6.38 (3.45)

min < median < max
1.00 < 6.00 < 12.00

Complete: 2626 (100.00%)

medway_edd_y Expected year of delivery in maternity EPR decimal mean (sd)
2017.65 (1.17)

min < median < max
2016.00 < 2018.00 < 2020.00

Complete: 2626 (100.00%)

medway_edd_m Expected month of delivery in maternity EPR decimal mean (sd)
6.70 (3.48)

min < median < max
1.00 < 7.00 < 12.00

Complete: 2626 (100.00%)

recruitment_year Year of pregnancy recruitment decimal mean (sd)
2017.44 (1.11)

min < median < max
2016.00 < 2017.00 < 2019.00

Complete: 2624 (99.92%)

recruitment_month Month of pregnancy recruitment decimal mean (sd)
6.41 (3.33)

min < median < max
1.00 < 7.00 < 12.00

Complete: 2624 (99.92%)

m_recruitment_age Mother age in years at pregnancy recruitment decimal mean (sd)
28.80 (5.45)

min < median < max
15.00 < 29.00 < 46.00

Complete: 2624 (99.92%)

p_recruitment_age Partner age in years at pregnancy recruitment decimal mean (sd)
31.70 (7.05)

min < median < max
17.00 < 31.00 < 61.00

Complete: 271 (10.32%)

has_survey Survey record exists for this pregnancy decimal mean (sd)
0.98 (0.15)

min < median < max
0.00 < 1.00 < 1.00

Complete: 2626 (100.00%)