Born in Bradford Data Dictionary

AoW school visit height and weight 2023 release

Table ID: BiB_AgeOfWonder.heightweight_dr23

github | csv

Entity type Variables Entities Updated Related tables
Participant 20 1947 2023-11-10 NA

Annual data release 2023 school visit height and weight measures.

variable label value_type summary
BiBPersonID BiB cohort person ID text 819 unique values
920 non-missing values
1 to 8 characters
is_bib Participant is in original BiB cohort decimal mean (sd)
0.42 (0.49)

min < median < max
0.00 < 0.00 < 1.00

Complete: 2058 (100.00%)

aow_recruitment_id Age of Wonder recruitment ID text 1947 unique values
2058 non-missing values
10 characters
recruitment_era Recruitment era (academic year) text 2 unique values
2058 non-missing values
7 characters
age_recruitment_y Age at recruitment in years decimal mean (sd)
13.47 (0.50)

min < median < max
13.00 < 13.00 < 15.00

Complete: 2058 (100.00%)

age_recruitment_m Age at recruitment in months decimal mean (sd)
167.02 (4.54)

min < median < max
158.00 < 167.00 < 180.00

Complete: 2058 (100.00%)

gender Gender reported by school decimal 1 : Female
2 : Male
Complete: 2058 (100.00%)

ethnicity_1 Ethnicity reported by school - higher level category decimal 1 : Asian or Asian British
2 : Black, Black British, Caribbean or African
3 : Mixed or multiple ethnic groups
4 : White
5 : Other ethnic group
97 : Data provided but ethnicity not stated
98 : Data provided but unmapped
99 : Data not provided
Complete: 2058 (100.00%)

ethnicity_2 Ethnicity reported by school - lower level category decimal 11 : Indian
12 : Pakistani
13 : Bangladeshi
14 : Chinese
15 : Any other Asian background
21 : Caribbean
22 : African
23 : Any other Black, Black British, or Caribbean background
31 : White and Black Caribbean
32 : White and Black African
33 : White and Asian
34 : Any other Mixed or multiple ethnic background
41 : English, Welsh, Scottish, Northern Irish or British
42 : Irish
43 : Gypsy or Irish Traveller
44 : Roma
45 : Any other White background
51 : Arab
52 : Any other ethnic group
97 : Data provided but ethnicity not stated
98 : Data provided but unmapped
99 : Data not provided
Complete: 2058 (100.00%)

birth_year Year of birth decimal mean (sd)
2008.56 (0.57)

min < median < max
2007.00 < 2009.00 < 2009.00

Complete: 2058 (100.00%)

birth_month Month of birth decimal mean (sd)
6.52 (3.44)

min < median < max
1.00 < 7.00 < 12.00

Complete: 2058 (100.00%)

school_id Pseudo school ID text 15 unique values
2058 non-missing values
40 characters
year_group Year group at recruitment text 1 unique values
2058 non-missing values
1 characters
form_tutor_id Pseudo recruitment form tutor ID text 110 unique values
2058 non-missing values
40 characters
date_measurement Date of measurement date from 2022-02-15
to 2023-06-30

Complete: 2058 (100.00%)

age_m Age (months) at measurement decimal mean (sd)
167.75 (4.71)

min < median < max
158.00 < 168.00 < 184.00

Complete: 2058 (100.00%)

age_y Age (years) at measurement decimal mean (sd)
13.52 (0.51)

min < median < max
13.00 < 14.00 < 15.00

Complete: 2058 (100.00%)

height Height (cm) decimal mean (sd)
162.33 (8.20)

min < median < max
136.00 < 161.80 < 194.00

Complete: 2056 (99.90%)

weight Weight (kg) decimal mean (sd)
56.24 (14.17)

min < median < max
25.80 < 53.50 < 158.00

Complete: 2005 (97.42%)

bmi BMI (kg/m2) decimal mean (sd)
21.24 (4.72)

min < median < max
11.70 < 20.10 < 63.70

Complete: 2003 (97.33%)