Born in Bradford Data Dictionary

Pregnancy recruitment

Table ID: BiBBS_CohortInfo.recruitment

github | csv

Entity type Variables Entities Updated Related tables
Hospital patient 19 20887 2022-09-30 NA

Data describing patient pathway through the recruitment process for all booked pregnancies in the target period. (2019-11-30 datafreeze)

variable label value_type summary
pseudo_pregnancy_number Patient pregnancy number ordered by booking date decimal mean (sd)
1.18 (0.42)

min < median < max
1.00 < 1.00 < 4.00

Complete: 24918 (100.00%)

medway_booking_y Year of booking in maternity EPR decimal mean (sd)
2017.15 (1.19)

min < median < max
2015.00 < 2017.00 < 2019.00

Complete: 24918 (100.00%)

medway_booking_m Month of booking in maternity EPR decimal mean (sd)
6.42 (3.50)

min < median < max
1.00 < 6.00 < 12.00

Complete: 24918 (100.00%)

medway_edd_y Expected year of delivery in maternity EPR decimal mean (sd)
2017.67 (1.17)

min < median < max
2016.00 < 2018.00 < 2020.00

Complete: 24918 (100.00%)

medway_edd_m Expected month of delivery in maternity EPR decimal mean (sd)
6.62 (3.42)

min < median < max
1.00 < 7.00 < 12.00

Complete: 24918 (100.00%)

BiBBSRecruitmentID BiBBS recruitment record ID decimal mean (sd)
103881.28 (2288.39)

min < median < max
100001.00 < 103881.50 < 108978.00

Complete: 5328 (21.38%)

BiBBSPersonID BiBBS PersonID text 2460 unique values
2671 non-missing values
1 to 9 characters
BiBBSPregnancyID BiBBS PregnancyID text 2670 unique values
2672 non-missing values
1 to 8 characters
eligible Pregnancy eligible for BiBBS decimal mean (sd)
0.19 (0.40)

min < median < max
0.00 < 0.00 < 1.00

Complete: 24918 (100.00%)

not_eligible Pregnancy not eligible for BiBBS decimal mean (sd)
0.81 (0.40)

min < median < max
0.00 < 1.00 < 1.00

Complete: 24918 (100.00%)

not_eligible_area Pregnancy not eligible for BiBBS: postcode out of area decimal mean (sd)
0.80 (0.40)

min < median < max
0.00 < 1.00 < 1.00

Complete: 24918 (100.00%)

not_eligible_other Pregnancy not eligible for BiBBS: other reason decimal mean (sd)
0.01 (0.10)

min < median < max
0.00 < 0.00 < 1.00

Complete: 24918 (100.00%)

not_yet_recruited Pregnancy eligible but not yet recruited at datafreeze decimal mean (sd)
0.00 (0.07)

min < median < max
0.00 < 0.00 < 1.00

Complete: 24918 (100.00%)

not_recruited Pregnancy not recruited decimal mean (sd)
0.08 (0.28)

min < median < max
0.00 < 0.00 < 1.00

Complete: 24918 (100.00%)

not_recruited_not_informed Pregnancy not recruited: not informed about BiBBS decimal mean (sd)
0.02 (0.12)

min < median < max
0.00 < 0.00 < 1.00

Complete: 24918 (100.00%)

not_recruited_informed Pregnancy not recruited: informed about BiBBS decimal mean (sd)
0.03 (0.18)

min < median < max
0.00 < 0.00 < 1.00

Complete: 24918 (100.00%)

not_recruited_declined Pregnancy not recruited: declined participation decimal mean (sd)
0.04 (0.18)

min < median < max
0.00 < 0.00 < 1.00

Complete: 24918 (100.00%)

recruited Pregnancy recruited to BiBBS decimal mean (sd)
0.11 (0.31)

min < median < max
0.00 < 0.00 < 1.00

Complete: 24918 (100.00%)

has_survey Survey record exists for this pregnancy decimal mean (sd)
0.10 (0.30)

min < median < max
0.00 < 0.00 < 1.00

Complete: 24918 (100.00%)