Mother baseline survey
Table ID: BiB_Baseline.base_m_survey
Entity type  Variables  Entities  Updated  Related tables 

Participant  325  10519  20230324  NA 
Maternal baseline questionnaire. Main table, contains variables collected in all three questionnaire phases.
variable  label  value_type  summary 

BiBPregNumber  decimal  mean (sd) 1.09 (0.30) min < median < max 1.00 < 1.00 < 3.00 Complete: 11395 (100.00%) 

has_base_m_survey  Has mother baseline survey  decimal  mean (sd) 1.00 (0.00) min < median < max 1.00 < 1.00 < 1.00 Complete: 11395 (100.00%) 
agemm_mbqall  Mother age (months): Maternal Baseline Questionnaire  decimal  mean (sd) 333.38 (67.19) min < median < max 179.00 < 329.00 < 590.00 Complete: 11395 (100.00%) 
agemy_mbqall  Mother age (years): Maternal Baseline Questionnaire  decimal  mean (sd) 27.32 (5.61) min < median < max 14.00 < 27.00 < 49.00 Complete: 11395 (100.00%) 
alc03mb4dr  Don’t remember average/max units drank per week in 3 months before pregnancy  decimal  1 : Don’t remember not specified 2 : Don’t remember average units per week 3 : Don’t remember max units Complete: 79 (0.69%) 
alc04thmdr  Don’t remember maximum units drank at one time since 4th month of pregnancy  decimal  1 : Don’t remember not specified 2 : Don’t remember average units per week 3 : Don’t remember max units Complete: 4 (0.04%) 
alc05u3mb4  Frequency of 5 or more units of alcohol consumed in 3 months before pregnancy  decimal  1 : Everyday 2 : Nearly everyday 3 : 14 times/week 4 : 13 times a month 5 : Rarely 6 : Never Complete: 3374 (29.61%) 
alc05u4thm  Frequency of 5 or more units of alcohol consumed since 4th month of pregnancy  decimal  1 : Everyday 2 : Nearly everyday 3 : 14 times/week 4 : 13 times a month 5 : Rarely 6 : Never Complete: 1306 (11.46%) 
alc05ufr3m  Frequency of 5 or more units of alcohol consumed in first 3 months of pregnancy  decimal  1 : Everyday 2 : Nearly everyday 3 : 14 times/week 4 : 13 times a month 5 : Rarely 6 : Never Complete: 1700 (14.92%) 
alc0brav3b  Average units of beer per week in 3 months before pregnancy  decimal  mean (sd) 5.25 (7.53) min < median < max 0.00 < 3.00 < 70.00 Complete: 959 (8.42%) 
alc0brav4m  Average units of beer per week since 4th month of pregnancy  decimal  mean (sd) 1.88 (2.21) min < median < max 0.00 < 1.00 < 12.00 Complete: 136 (1.19%) 
alc0bravf3  Average units of beer per week in first 3 months of pregnancy  decimal  mean (sd) 5.61 (7.92) min < median < max 0.00 < 3.00 < 50.00 Complete: 308 (2.70%) 
alc0brmx3b  Maximum units of beer at one time in 3 months before pregnancy  decimal  mean (sd) 5.26 (7.59) min < median < max 0.00 < 4.00 < 100.00 Complete: 943 (8.28%) 
alc0brmx4m  Maximum units of beer at one time since 4th month of pregnancy  decimal  mean (sd) 2.48 (3.15) min < median < max 0.00 < 2.00 < 20.00 Complete: 80 (0.70%) 
alc0brmxf3  Maximum units of beer at one time in first 3 months of pregnancy  decimal  mean (sd) 5.53 (7.49) min < median < max 0.00 < 3.00 < 60.00 Complete: 310 (2.72%) 
alc0dr3mb4  Mother drank alcohol 3 months before pregnancy  decimal  1 : Yes, once a week 2 : Yes, occasionally 3 : Yes, not specified 4 : No 5 : Don’t remember Complete: 3472 (30.47%) 
alc0dr4thm  Mother drank alcohol since 4th month of pregnancy  decimal  1 : Yes, once a week 2 : Yes, occasionally 3 : Yes, not specified 4 : No 5 : Don’t remember Complete: 3441 (30.20%) 
alc0drfr3m  Mother drank alcohol in the first 3 months of pregnancy  decimal  1 : Yes, once a week 2 : Yes, occasionally 3 : Yes, not specified 4 : No 5 : Don’t remember Complete: 3480 (30.54%) 
alc0drpreg  Mother drank alcohol during pregnancy or 3 months before  decimal  1 : Yes 2 : No 3 : Don’t remember Complete: 11369 (99.77%) 
alc0fr3mdr  Don’t remember maximum units drank at one time in first 3 months of pregnancy  decimal  1 : Don’t remember not specified 2 : Don’t remember average units per week 3 : Don’t remember max units Complete: 39 (0.34%) 
alc0oaav3b  Average units of other alcohol per week in 3 months before pregnancy  decimal  mean (sd) 2.07 (4.81) min < median < max 0.00 < 0.00 < 40.00 Complete: 613 (5.38%) 
alc0oaav4m  Average units of other alcohol per week since 4th month of pregnancy  decimal  mean (sd) 1.44 (2.21) min < median < max 0.00 < 0.00 < 10.00 Complete: 36 (0.32%) 
alc0oaavf3  Average units of other alcohol per week in first 3 months of pregnancy  decimal  mean (sd) 1.60 (3.71) min < median < max 0.00 < 0.00 < 20.00 Complete: 186 (1.63%) 
alc0oamx3b  Maximum units of other alcohol at one time in 3 months before pregnancy  decimal  mean (sd) 2.21 (5.25) min < median < max 0.00 < 0.00 < 50.00 Complete: 608 (5.34%) 
alc0oamx4m  Maximum units of other alcohol at one time since 4th month of pregnancy  decimal  mean (sd) 1.58 (2.21) min < median < max 0.00 < 0.00 < 10.00 Complete: 38 (0.33%) 
alc0oamxf3  Maximum units of other alcohol at one time in first 3 months of pregnancy  decimal  mean (sd) 1.61 (3.45) min < median < max 0.00 < 0.00 < 15.00 Complete: 185 (1.62%) 
alc0spav3b  Average units of spirits per week in 3 months before pregnancy  decimal  mean (sd) 4.26 (7.88) min < median < max 0.00 < 1.00 < 100.00 Complete: 841 (7.38%) 
alc0spav4m  Average units of spirits per week since 4th month of pregnancy  decimal  mean (sd) 1.88 (3.81) min < median < max 0.00 < 0.00 < 20.00 Complete: 40 (0.35%) 
alc0spavf3  Average units of spirits per week in first 3 months of pregnancy  decimal  mean (sd) 4.45 (8.43) min < median < max 0.00 < 1.00 < 70.00 Complete: 268 (2.35%) 
alc0spmx3b  Maximum units of spirits at one time in the 3 months before pregnancy  decimal  mean (sd) 4.50 (7.48) min < median < max 0.00 < 1.00 < 64.00 Complete: 833 (7.31%) 
alc0spmx4m  Maximum units of spirits at one time since 4th month of pregnancy  decimal  mean (sd) 1.95 (2.75) min < median < max 0.00 < 1.00 < 10.00 Complete: 43 (0.38%) 
alc0spmxf3  Maximum units of spirits at one time in first 3 months of pregnancy  decimal  mean (sd) 4.25 (6.64) min < median < max 0.00 < 2.00 < 40.00 Complete: 263 (2.31%) 
alc0wnav3b  Average units of wine per week in 3 months before pregnancy  decimal  mean (sd) 5.57 (6.12) min < median < max 0.00 < 4.00 < 56.00 Complete: 1170 (10.27%) 
alc0wnav4m  Average units of wine per week since 4th month of pregnancy  decimal  mean (sd) 1.77 (1.97) min < median < max 0.00 < 1.00 < 14.00 Complete: 97 (0.85%) 
alc0wnavf3  Average units of wine per week in first 3 months of pregnancy  decimal  mean (sd) 4.45 (5.82) min < median < max 0.00 < 2.00 < 45.00 Complete: 381 (3.34%) 
alc0wnmx3b  Maximum units of wine at one time in 3 months before pregnancy  decimal  mean (sd) 5.23 (6.14) min < median < max 0.00 < 4.00 < 60.00 Complete: 1150 (10.09%) 
alc0wnmx4m  Maximum units of wine at one time since 4th month of pregnancy  decimal  mean (sd) 1.61 (1.48) min < median < max 0.00 < 1.00 < 10.00 Complete: 96 (0.84%) 
alc0wnmxf3  Maximum units of wine at one time in first 3 months of pregnancy  decimal  mean (sd) 4.18 (5.65) min < median < max 0.00 < 2.00 < 60.00 Complete: 372 (3.26%) 
ben0carall  Carer’s allowance  decimal  1 : Yes 2 : No Complete: 11356 (99.66%) 
ben0chdben  Child benefit  decimal  1 : Yes 2 : No Complete: 11356 (99.66%) 
ben0chdtxc  Child Tax credit  decimal  1 : Yes 2 : No Complete: 11356 (99.66%) 
ben0disbla  Disability living allowance  decimal  1 : Yes 2 : No Complete: 11356 (99.66%) 
ben0dnwtoa  Does not wish to answer  decimal  1 : Yes 2 : No Complete: 11357 (99.67%) 
ben0dontkw  Don’t know  decimal  1 : Yes 2 : No Complete: 11357 (99.67%) 
ben0houseb  Housing benefit  decimal  1 : Yes 2 : No Complete: 11356 (99.66%) 
ben0incapb  Incapacity benefit  decimal  1 : Yes 2 : No Complete: 11356 (99.66%) 
ben0incsup  Income support  decimal  1 : Yes 2 : No Complete: 11356 (99.66%) 
ben0intjsa  Income tested job seekers allowance  decimal  1 : Yes 2 : No Complete: 11356 (99.66%) 
ben0mentst  Means tested benefits received  decimal  1 : Yes 2 : No Complete: 11356 (99.66%) 
ben0nobenf  None  decimal  1 : Yes 2 : No Complete: 11356 (99.66%) 
ben0othbnm  Other benefits received  text  54 unique values 71 nonmissing values 1 to 45 characters 
ben0otherb  Other benefits  decimal  1 : Yes 2 : No Complete: 11357 (99.67%) 
ben0pencrd  Pension credit  decimal  1 : Yes 2 : No Complete: 11356 (99.66%) 
ben0wrktxc  Working Tax credit  decimal  1 : Yes 2 : No Complete: 11356 (99.66%) 
brd0brolls  Baps/rolls eaten per week  decimal  mean (sd) 1.57 (2.44) min < median < max 0.00 < 1.00 < 40.00 Complete: 7758 (68.08%) 
brd0brwbrd  Slices of brown bread eaten per week  decimal  mean (sd) 5.73 (7.13) min < median < max 0.00 < 4.00 < 99.00 Complete: 8270 (72.58%) 
brd0nnptbg  Naan/pitta bread/bagel eaten per week  decimal  mean (sd) 0.74 (2.01) min < median < max 0.00 < 0.00 < 91.00 Complete: 6919 (60.72%) 
brd0othbrd  Other bread products eaten per week  decimal  mean (sd) 1.41 (2.73) min < median < max 0.00 < 0.00 < 62.00 Complete: 7548 (66.24%) 
brd0othpro  Description of other bread products eaten  text  463 unique values 2570 nonmissing values 1 to 42 characters 
brd0parath  Parathas eaten per week  decimal  mean (sd) 0.67 (1.91) min < median < max 0.00 < 0.00 < 63.00 Complete: 6620 (58.10%) 
brd0pizzas  Slices of pizza eaten per week  decimal  mean (sd) 1.84 (2.14) min < median < max 0.00 < 2.00 < 76.00 Complete: 8605 (75.52%) 
brd0rotich  Roti/chappatis eaten per week  decimal  mean (sd) 6.39 (6.72) min < median < max 0.00 < 5.00 < 61.00 Complete: 8832 (77.51%) 
brd0whtbrd  Slices of white bread eaten per week  decimal  mean (sd) 9.17 (8.83) min < median < max 0.00 < 7.00 < 84.00 Complete: 10057 (88.26%) 
cdr0chgflg  Data change based on cleaning rules  decimal  mean (sd) 1.00 (0.00) min < median < max 1.00 < 1.00 < 1.00 Complete: 32 (0.28%) 
cdr0clcfpd  Number of cups of cola (regular, caffeinated) per day  decimal  mean (sd) 0.79 (1.79) min < median < max 0.00 < 0.00 < 35.00 Complete: 4693 (41.18%) 
cdr0clcfpw  Number of cups of cola (regular, caffeinated) per week  decimal  mean (sd) 1.22 (2.14) min < median < max 0.00 < 0.00 < 35.00 Complete: 5218 (45.79%) 
cdr0cldcpd  Number of cups of cola (regular, decaffeinated) per day  decimal  mean (sd) 0.04 (0.47) min < median < max 0.00 < 0.00 < 20.00 Complete: 4340 (38.09%) 
cdr0cldcpw  Number of cups of cola (regular, decaffeinated) per week  decimal  mean (sd) 0.05 (0.42) min < median < max 0.00 < 0.00 < 14.00 Complete: 4341 (38.10%) 
cdr0dccfpd  Number of cups of diet cola (caffeinated) per day  decimal  mean (sd) 0.28 (1.10) min < median < max 0.00 < 0.00 < 14.00 Complete: 4530 (39.75%) 
cdr0dccfpw  Number of cups of diet cola (caffeinated) per week  decimal  mean (sd) 0.46 (1.36) min < median < max 0.00 < 0.00 < 20.00 Complete: 4630 (40.63%) 
cdr0dcdcpd  Number of cups of diet cola (decaffeinated) per day  decimal  mean (sd) 0.05 (0.66) min < median < max 0.00 < 0.00 < 28.00 Complete: 4555 (39.97%) 
cdr0dcdcpw  Number of cups of diet cola (decaffeinated) per week  decimal  mean (sd) 0.06 (0.54) min < median < max 0.00 < 0.00 < 15.00 Complete: 4372 (38.37%) 
cdr0fccfpd  Number of cups of filter/cafetiere coffee (caffeinated) per day  decimal  mean (sd) 0.05 (0.53) min < median < max 0.00 < 0.00 < 20.00 Complete: 4539 (39.83%) 
cdr0fccfpw  Number of cups of filter/cafetiere coffee (caffeinated) per week  decimal  mean (sd) 0.04 (0.37) min < median < max 0.00 < 0.00 < 8.00 Complete: 4361 (38.27%) 
cdr0fcdcpd  Number of cups of filter/cafetiere coffee (decaffeinated) per day  decimal  mean (sd) 0.01 (0.23) min < median < max 0.00 < 0.00 < 8.00 Complete: 4360 (38.26%) 
cdr0fcdcpw  Number of cups of filter/cafetiere coffee (decaffeinated) per week  decimal  mean (sd) 0.02 (0.48) min < median < max 0.00 < 0.00 < 28.00 Complete: 4333 (38.03%) 
cdr0htcfpd  Number of cups of herbal tea (caffeinated) per day  decimal  mean (sd) 0.08 (0.51) min < median < max 0.00 < 0.00 < 10.00 Complete: 4529 (39.75%) 
cdr0htcfpw  Number of cups of herbal tea (caffeinated) per week  decimal  mean (sd) 0.11 (0.68) min < median < max 0.00 < 0.00 < 14.00 Complete: 4361 (38.27%) 
cdr0htdcpd  Number of cups of herbal tea (decaffeinated) per day  decimal  mean (sd) 0.20 (0.97) min < median < max 0.00 < 0.00 < 25.00 Complete: 4484 (39.35%) 
cdr0iccfpd  Number of cups of instant coffee (caffeinated) per day  decimal  mean (sd) 0.94 (2.24) min < median < max 0.00 < 0.00 < 40.00 Complete: 5678 (49.83%) 
cdr0iccfpw  Number of cups of instant coffee (caffeinated) per week  decimal  mean (sd) 0.62 (3.46) min < median < max 0.00 < 0.00 < 100.00 Complete: 4222 (37.05%) 
cdr0icdcpd  Number of cups of instant coffee (decaffeinated) per day  decimal  mean (sd) 0.33 (1.41) min < median < max 0.00 < 0.00 < 30.00 Complete: 4633 (40.66%) 
cdr0icdcpw  Number of cups of instant coffee (decaffeinated) per week  decimal  mean (sd) 0.18 (1.53) min < median < max 0.00 < 0.00 < 50.00 Complete: 4288 (37.63%) 
cdr0ktcfpd  Number of cups of Kashmiri tea (caffeinated) per day  decimal  mean (sd) 0.28 (0.77) min < median < max 0.00 < 0.00 < 13.00 Complete: 4840 (42.47%) 
cdr0ktcfpw  Number of cups of Kashmiri tea (caffeinated) per week  decimal  mean (sd) 2.53 (2.34) min < median < max 0.00 < 2.00 < 10.00 Complete: 86 (0.75%) 
cdr0ktdcpd  Number of cups of Kashmiri tea (decaffeinated) per day  decimal  mean (sd) 0.02 (0.37) min < median < max 0.00 < 0.00 < 14.00 Complete: 4380 (38.44%) 
cdr0ktdcpw  Number of cups of Kashmiri tea (decaffeinated) per week  decimal  mean (sd) 0.01 (0.11) min < median < max 0.00 < 0.00 < 3.00 Complete: 4330 (38.00%) 
cdr0tecfpd  Number of cups of tea (caffeinated) per day  decimal  mean (sd) 2.26 (3.25) min < median < max 0.00 < 2.00 < 110.00 Complete: 8217 (72.11%) 
cdr0tecfpw  Number of cups of tea (caffeinated) per week  decimal  mean (sd) 1.72 (4.70) min < median < max 0.00 < 0.00 < 100.00 Complete: 2784 (24.43%) 
cdr0tedcpd  Number of cups of tea (decaffeinated) per day  decimal  mean (sd) 0.48 (1.78) min < median < max 0.00 < 0.00 < 42.00 Complete: 4722 (41.44%) 
cdr0tedcpw  Number of cups of tea (decaffeinated) per week  decimal  mean (sd) 0.17 (1.47) min < median < max 0.00 < 0.00 < 28.00 Complete: 4207 (36.92%) 
drg0drguse  Mother used drugs during pregnancy  decimal  1 : Yes 2 : No 3 : Don’t know Complete: 9747 (85.54%) 
edu0fthede  Baby’s father’s highest educational qualification (equivalised)  decimal  1 : <5 GCSE equivalent 2 : 5 GCSE equivalent 3 : Alevel equivalent 4 : Higher than Alevel 5 : Other 6 : Don’t know 7 : Foreign Unknown Complete: 11357 (99.67%) 
edu0ftheuk  Father’s highest education qualification  decimal  1 : 1 + 0 levels/CSEs/GCEs(any grades) 10 : Higher Degree (e.g. MA, PhD, PGCE Postgrad cert/diploma) 11 : Other qualifications (e.g. City and Guilds, RSA/OCR, BTEC) 12 : Overseas qualification 13 : No Qualifications 14 : Don’t know 2 : 5 + 0 levels, 5+ CSEs (grade 1) 5 + GCSEs, School Certificate 3 : 1 + A levels/AS levels 4 : 2 + A levels, 4 + AS levels, Higher School certificate 5 : NVQ Level 1, Foundation GNVQ 6 : NVQ Level 2,Intermediate GNVQ 7 : NVQ Level 3, Advanced GNVQ 8 : NVQ Levels 45, HNC, HND 9 : First Degree (e.g. BA, BSc) Complete: 11365 (99.74%) 
edu0fthflg  Fathers education change flag  decimal  mean (sd) 1.00 (0.00) min < median < max 1.00 < 1.00 < 1.00 Complete: 1558 (13.67%) 
edu0fthosc  Father overseas country of qualification  text  89 unique values 542 nonmissing values 1 to 24 characters 
edu0fthosq  Father overseas qualification  text  283 unique values 542 nonmissing values 1 to 30 characters 
edu0fthpak  Father Pakistan qualification  decimal  1 : Second School Certificate (SSC) Matriculation 10 : Postgraduate Eg Masters degree/PhD 11 : Don’t know 2 : Diploma in Commerce 3 : Higher Secondary (HSC) Cert/Intermediate humanities, preeng, premed 4 : Certificate from Board of technical education 5 : Diploma from Board of technical education 6 : Final Apprenticeship Certificate/Grade 2 skilled 7 : Vocational institute diploma/grade 3 skilled worker cert 8 : Batchelor Degree (4 year) in generally professional fields 9 : Batchelor of Arts/Commerce/Engineering/Science/Technology (pass and honours) Complete: 1686 (14.80%) 
edu0fthqct  Father country of qualification  decimal  mean (sd) 2.27 (1.59) min < median < max 1.00 < 1.00 < 5.00 Complete: 11365 (99.74%) 
edu0mumede  Mother’s highest educational qualification (equivalised)  decimal  1 : <5 GCSE equivalent 2 : 5 GCSE equivalent 3 : Alevel equivalent 4 : Higher than Alevel 5 : Other 6 : Don’t know 7 : Foreign Unknown Complete: 11365 (99.74%) 
edu0mumeuk  Mum’s highest education qualification  decimal  1 : 1 + 0 levels/CSEs/GCEs(any grades) 10 : Higher Degree (e.g. MA, PhD, PGCE Postgrad cert/diploma) 11 : Other qualifications (e.g. City and Guilds, RSA/OCR, BTEC) 12 : Overseas qualification 13 : No Qualifications 14 : Don’t know 2 : 5 + 0 levels, 5+ CSEs (grade 1) 5 + GCSEs, School Certificate 3 : 1 + A levels/AS levels 4 : 2 + A levels, 4 + AS levels, Higher School certificate 5 : NVQ Level 1, Foundation GNVQ 6 : NVQ Level 2,Intermediate GNVQ 7 : NVQ Level 3, Advanced GNVQ 8 : NVQ Levels 45, HNC, HND 9 : First Degree (e.g. BA, BSc) Complete: 11369 (99.77%) 
edu0mumflg  Mothers education change flag  decimal  mean (sd) 1.00 (0.00) min < median < max 1.00 < 1.00 < 1.00 Complete: 979 (8.59%) 
edu0mumosc  Mum overseas country of qualification  text  94 unique values 658 nonmissing values 1 to 24 characters 
edu0mumosq  Mum overseas qualification  text  374 unique values 657 nonmissing values 1 to 37 characters 
edu0mumpak  Mum Pakistan qualification  decimal  mean (sd) 4.49 (3.62) min < median < max 1.00 < 3.00 < 11.00 Complete: 1564 (13.73%) 
edu0mumqct  Mum country of qualification  decimal  1 : UK 2 : Pakistan 3 : Other overseas 4 : No qualifications 5 : Don’t know Complete: 11369 (99.77%) 
fin0billfl  Up to date with bills change flag  decimal  mean (sd) 1.00 (0.00) min < median < max 1.00 < 1.00 < 1.00 Complete: 23 (0.20%) 
fin0bllctx  Behind with council tax bill  decimal  1 : Yes 2 : No Complete: 1151 (10.10%) 
fin0bllelc  Behind with electricity  decimal  1 : Yes 2 : No Complete: 1151 (10.10%) 
fin0bllfeu  Behind with other fuel  decimal  1 : Yes 2 : No Complete: 1151 (10.10%) 
fin0bllgas  Behind with gas  decimal  1 : Yes 2 : No Complete: 1151 (10.10%) 
fin0bllins  Behind with insurance policy bill  decimal  1 : Yes 2 : No Complete: 1151 (10.10%) 
fin0bllohp  Behind with other HP payments  decimal  1 : Yes 2 : No Complete: 1151 (10.10%) 
fin0blltph  Behind with telephone bill  decimal  1 : Yes 2 : No Complete: 1151 (10.10%) 
fin0blltvb  Behind with TV/DVD/HP bills  decimal  1 : Yes 2 : No Complete: 1151 (10.10%) 
fin0bllwat  Behind with water bill  decimal  1 : Yes 2 : No Complete: 1151 (10.10%) 
fin0finnow  Compared to a year ago how are you doing financially  decimal  1 : Better off 2 : Worse off 3 : About the same 4 : Does not wish to answer Complete: 11349 (99.60%) 
fin0frsb10  Enough bedrooms for every child over 10 to have own bedroom  decimal  1 : Yes 2 : Can’t afford 3 : Don’t want/need 4 : Does not apply Complete: 9690 (85.04%) 
fin0frscel  Child has celebrations on special occasions such as birthdays  decimal  1 : Yes 2 : Can’t afford 3 : Don’t want/need 4 : Does not apply Complete: 8795 (77.18%) 
fin0frschb  Child has a hobby or leisure activity  decimal  1 : Yes 2 : Can’t afford 3 : Don’t want/need 4 : Does not apply Complete: 8795 (77.18%) 
fin0frsdec  Enough money to keep home in decent state of decoration  decimal  1 : Yes 2 : Can’t afford 3 : Don’t want/need 4 : Doesn’t wish to answer 5 : Don’t know Complete: 11338 (99.50%) 
fin0frselg  Money to replace or repair major electrical goods  decimal  1 : Yes 2 : Can’t afford 3 : Don’t want/need 4 : Doesn’t wish to answer 5 : Don’t know Complete: 11323 (99.37%) 
fin0frsffm  Family and friends for a drink or meal at least once a month  decimal  1 : Yes 2 : Can’t afford 3 : Don’t want/need 4 : Doesn’t wish to answer 5 : Don’t know Complete: 11349 (99.60%) 
fin0frsfte  Child has friends round for tea or a snack once a fortnight  decimal  1 : Yes 2 : Can’t afford 3 : Don’t want/need 4 : Does not apply Complete: 8790 (77.14%) 
fin0frsfur  Money to replace any worn out furniture  decimal  1 : Yes 2 : Can’t afford 3 : Don’t want/need 4 : Doesn’t wish to answer 5 : Don’t know Complete: 11328 (99.41%) 
fin0frshci  Household contents insurance  decimal  1 : Yes 2 : Can’t afford 3 : Don’t want/need 4 : Doesn’t wish to answer 5 : Don’t know Complete: 11164 (97.97%) 
fin0frshob  A hobby or leisure activity  decimal  1 : Yes 2 : Can’t afford 3 : Don’t want/need 4 : Doesn’t wish to answer 5 : Don’t know Complete: 11350 (99.61%) 
fin0frshol  Holiday from home for at least one week once a year  decimal  1 : Yes 2 : Can’t afford 3 : Don’t want/need 4 : Doesn’t wish to answer 5 : Don’t know Complete: 11352 (99.62%) 
fin0frshwm  In winter are you able to keep home warm enough  decimal  1 : Yes 2 : Can’t afford 3 : Don’t want/need 4 : Doesn’t wish to answer 5 : Don’t know Complete: 11342 (99.53%) 
fin0frsleb  Does your child have leisure equipment or a bicycle  decimal  1 : Yes 2 : Can’t afford 3 : Don’t want/need 4 : Does not apply Complete: 8830 (77.49%) 
fin0frsnur  Child goes to nursery/playgroup at least once a week  decimal  1 : Yes 2 : Can’t afford 3 : Don’t want/need 4 : Does not apply Complete: 8781 (77.06%) 
fin0frsout  Child has outdoor space to play safely  decimal  1 : Yes 2 : No 3 : Does not apply Complete: 9054 (79.46%) 
fin0frssav  Money to make regular savings of £10 a month  decimal  1 : Yes 2 : Can’t afford 3 : Don’t want/need 4 : Doesn’t wish to answer 5 : Don’t know Complete: 11323 (99.37%) 
fin0frssho  Two pairs of all weather shoes  decimal  1 : Yes 2 : Can’t afford 3 : Don’t want/need 4 : Doesn’t wish to answer 5 : Don’t know Complete: 11358 (99.68%) 
fin0frsstp  Child goes to school trips  decimal  1 : Yes 2 : Can’t afford 3 : Don’t want/need 4 : Does not apply Complete: 8932 (78.39%) 
fin0frsswm  Child goes swimming at least once a month  decimal  1 : Yes 2 : Can’t afford 3 : Don’t want/need 4 : Does not apply Complete: 8784 (77.09%) 
fin0frsysf  A small amount of money to spend on yourself each week  decimal  1 : Yes 2 : Can’t afford 3 : Don’t want/need 4 : Doesn’t wish to answer 5 : Don’t know Complete: 11343 (99.54%) 
fin0manfin  How well mother and husband/partner managing financially  decimal  1 : Living comfortably 2 : Doing alright 3 : Just about getting by 4 : Quite difficult 5 : Very difficult 6 : Does not wish to answer Complete: 11361 (99.70%) 
fin0upbill  Are you up to date with all these bills  decimal  1 : Yes 2 : No 3 : Don’t know 4 : Does not wish to answer Complete: 11363 (99.72%) 
ghq0ques01  Been feeling perfectly well & in good health  decimal  0 : Better than usual 1 : Same as usual 2 : Worse than usual 3 : Much worse than usual Complete: 9553 (83.84%) 
ghq0ques02  Been feeling in need of a good tonic  decimal  0 : Not at all 1 : No more than usual 2 : Rather more than usual 3 : Much more than usual Complete: 9511 (83.47%) 
ghq0ques03  Been feeling run down and out of sorts  decimal  0 : Not at all 1 : No more than usual 2 : Rather more than usual 3 : Much more than usual Complete: 9530 (83.63%) 
ghq0ques04  Felt that you are ill  decimal  0 : Not at all 1 : No more than usual 2 : Rather more than usual 3 : Much more than usual Complete: 9542 (83.74%) 
ghq0ques05  Been getting pains in your head  decimal  0 : Not at all 1 : No more than usual 2 : Rather more than usual 3 : Much more than usual Complete: 9541 (83.73%) 
ghq0ques06  Been getting a feeling of tightness or pressure in your head  decimal  0 : Not at all 1 : No more than usual 2 : Rather more than usual 3 : Much more than usual Complete: 9538 (83.70%) 
ghq0ques07  Been having hot or cold spells  decimal  0 : Not at all 1 : No more than usual 2 : Rather more than usual 3 : Much more than usual Complete: 9535 (83.68%) 
ghq0ques08  Lost much sleep over worry  decimal  0 : Not at all 1 : No more than usual 2 : Rather more than usual 3 : Much more than usual Complete: 9540 (83.72%) 
ghq0ques09  Had difficulty staying asleep once you are off  decimal  0 : Not at all 1 : No more than usual 2 : Rather more than usual 3 : Much more than usual Complete: 9543 (83.75%) 
ghq0ques10  Felt constantly under strain  decimal  0 : Not at all 1 : No more than usual 2 : Rather more than usual 3 : Much more than usual Complete: 9535 (83.68%) 
ghq0ques11  Been getting edgy and badtempered  decimal  0 : Not at all 1 : No more than usual 2 : Rather more than usual 3 : Much more than usual Complete: 9523 (83.57%) 
ghq0ques12  Been getting scared or panicky for no good reason  decimal  0 : Not at all 1 : No more than usual 2 : Rather more than usual 3 : Much more than usual Complete: 9534 (83.67%) 
ghq0ques13  Found everything getting on top of you  decimal  0 : Not at all 1 : No more than usual 2 : Rather more than usual 3 : Much more than usual Complete: 9537 (83.69%) 
ghq0ques14  Been feeling nervous and strungup all the time  decimal  0 : Not at all 1 : No more than usual 2 : Rather more than usual 3 : Much more than usual Complete: 9530 (83.63%) 
ghq0ques15  Been managing to keep yourself busy and occupied  decimal  0 : More so than usual 1 : Same as usual 2 : Rather less than usual 3 : Much less than usual Complete: 9538 (83.70%) 
ghq0ques16  Been taking longer over the things you do  decimal  0 : Quicker than usual 1 : Same as usual 2 : Longer than usual 3 : Much longer than usual Complete: 9529 (83.62%) 
ghq0ques17  Felt on the whole you were doing things well  decimal  0 : Better than usual 1 : About the same as usual 2 : Less well than usual 3 : Much less well than usual Complete: 9528 (83.62%) 
ghq0ques18  Been satisfied with way you’ve carried out your tasks  decimal  0 : More satisfied 1 : About the same as usual 2 : Less satisfied than usual 3 : Much less than usual Complete: 9524 (83.58%) 
ghq0ques19  Felt that you are playing a useful part in things  decimal  0 : More so than usual 1 : Same as usual 2 : Less useful than usual 3 : Much less than usual Complete: 9533 (83.66%) 
ghq0ques20  Felt capable of making decisions about things  decimal  0 : More so than usual 1 : Same as usual 2 : Rather less than usual 3 : Much less than usual Complete: 9521 (83.55%) 
ghq0ques21  Been able to enjoy your normal daytoday activities  decimal  0 : More so than usual 1 : Same as usual 2 : Less useful than usual 3 : Much less than usual Complete: 9532 (83.65%) 
ghq0ques22  Been thinking of yourself as worthless person  decimal  0 : Not at all 1 : No more than usual 2 : Rather more than usual 3 : Much more than usual Complete: 9531 (83.64%) 
ghq0ques23  Felt life is entirely hopeless  decimal  0 : Not at all 1 : No more than usual 2 : Rather more than usual 3 : Much more than usual Complete: 9527 (83.61%) 
ghq0ques24  Felt that life isn’t worth living  decimal  0 : Not at all 1 : No more than usual 2 : Rather more than usual 3 : Much more than usual Complete: 9530 (83.63%) 
ghq0ques25  Thought of the possibility that you might make away with yourself  decimal  0 : Definitely not 1 : I don’t think so' 2 : Has crossed my mind 3 : Definite have Complete: 9515 (83.50%) 
ghq0ques26  Found at times couldn’t do anything because nerves too bad  decimal  0 : Not at all 1 : No more than usual 2 : Rather more than usual 3 : Much more than usual Complete: 9524 (83.58%) 
ghq0ques27  Found yourself wishing you were dead and away from it all  decimal  0 : Not at all 1 : No more than usual 2 : Rather more than usual 3 : Much more than usual Complete: 9523 (83.57%) 
ghq0ques28  Found the idea of taking your own life kept coming into your mind  decimal  0 : Definitely not 1 : I don’t think so' 2 : Has crossed my mind 3 : Definite have Complete: 9516 (83.51%) 
ghq0totalscore  GHQ28 total score  decimal  mean (sd) 23.22 (10.72) min < median < max 0.00 < 22.00 < 78.00 Complete: 9529 (83.62%) 
ghq0fctrscore  GHQ factor score (derived)  decimal  mean (sd) 0.08 (0.82) min < median < max 1.10 < 0.06 < 2.79 Complete: 9529 (83.62%) 
h2o0bwatel  Glasses of bottled water drank elsewhere per day  decimal  mean (sd) 1.84 (1.49) min < median < max 0.00 < 2.00 < 15.00 Complete: 676 (5.93%) 
h2o0bwathm  Glasses of bottled water drank at home per day  decimal  mean (sd) 2.76 (2.89) min < median < max 0.00 < 2.00 < 22.00 Complete: 2147 (18.84%) 
h2o0bwatwk  Glasses of bottled water drank at work/study per day  decimal  mean (sd) 3.80 (2.69) min < median < max 0.00 < 3.00 < 25.00 Complete: 2396 (21.03%) 
h2o0coffel  Cups of coffee drunk elsewhere per day  decimal  mean (sd) 0.80 (1.18) min < median < max 0.00 < 0.00 < 6.00 Complete: 230 (2.02%) 
h2o0coffhm  Cups of coffee drank at home per day  decimal  mean (sd) 1.91 (2.36) min < median < max 0.00 < 1.00 < 25.00 Complete: 2585 (22.69%) 
h2o0coffwk  Cups of coffee drank at work/study per day  decimal  mean (sd) 1.81 (1.75) min < median < max 0.00 < 1.00 < 16.00 Complete: 847 (7.43%) 
h2o0filthm  Filter the water drank at home  decimal  1 : Yes 2 : No 3 : Don’t know 4 : N/A Complete: 11359 (99.68%) 
h2o0filtwk  Filter the water drank at work  decimal  1 : Yes 2 : No 3 : Don’t know 4 : N/A Complete: 11323 (99.37%) 
h2o0nbtpwk  Number of baths per week  decimal  mean (sd) 2.91 (2.68) min < median < max 0.00 < 2.00 < 25.00 Complete: 9752 (85.58%) 
h2o0nshpwk  Number of showers per week  decimal  mean (sd) 4.43 (3.12) min < median < max 0.00 < 4.00 < 28.00 Complete: 9878 (86.69%) 
h2o0nswpwk  Number of swims per week  decimal  mean (sd) 0.17 (0.62) min < median < max 0.00 < 0.00 < 30.00 Complete: 6767 (59.39%) 
h2o0sqshel  Glasses of squash drank elsewhere per day  decimal  mean (sd) 1.11 (1.22) min < median < max 0.00 < 1.00 < 8.00 Complete: 287 (2.52%) 
h2o0sqshhm  Glasses of squash drank at home per day  decimal  mean (sd) 2.45 (2.13) min < median < max 0.00 < 2.00 < 50.00 Complete: 6019 (52.82%) 
h2o0sqshwk  Glasses of squash drank at work/study per day  decimal  mean (sd) 1.95 (1.73) min < median < max 0.00 < 2.00 < 10.00 Complete: 654 (5.74%) 
h2o0tbtmin  Minutes in the bath each time  decimal  mean (sd) 33.87 (21.81) min < median < max 0.00 < 30.00 < 180.00 Complete: 8082 (70.93%) 
h2o0teaels  Cups of tea drunk elsewhere per day  decimal  mean (sd) 1.30 (1.63) min < median < max 0.00 < 1.00 < 15.00 Complete: 374 (3.28%) 
h2o0teahom  Cups of tea drank at home per day  decimal  mean (sd) 2.24 (2.07) min < median < max 0.00 < 2.00 < 60.00 Complete: 8004 (70.24%) 
h2o0teawrk  Cups of tea drank at work/study per day  decimal  mean (sd) 2.03 (1.70) min < median < max 0.00 < 2.00 < 20.00 Complete: 1279 (11.22%) 
h2o0tshmin  Minutes in the shower each time  decimal  mean (sd) 17.73 (13.02) min < median < max 0.00 < 15.00 < 240.00 Complete: 8527 (74.83%) 
h2o0tswmin  Minutes spent swimming each time  decimal  mean (sd) 24.29 (35.01) min < median < max 0.00 < 0.00 < 240.00 Complete: 2052 (18.01%) 
h2o0twatel  Glasses of tap water drank elsewhere per day  decimal  mean (sd) 1.38 (2.23) min < median < max 0.00 < 1.00 < 30.00 Complete: 366 (3.21%) 
h2o0twathm  Glasses of tap water drank at home per day  decimal  mean (sd) 4.58 (2.95) min < median < max 1.00 < 4.00 < 50.00 Complete: 9237 (81.06%) 
h2o0twatwk  Glasses of tap water drank at work/study per day  decimal  mean (sd) 3.49 (2.93) min < median < max 0.00 < 3.00 < 50.00 Complete: 1561 (13.70%) 
has_mbqall  Has baseline questionnaire  decimal  1 : has Complete: 11395 (100.00%) 
hhd0cohabt  Cohabitation status  decimal  1 : Living with baby’s father 2 : Living with another partner 3 : Not living with a partner Complete: 11375 (99.82%) 
hhd0f16_64  Number of females between 16 and 64 in household  decimal  mean (sd) 1.48 (0.86) min < median < max 0.00 < 1.00 < 8.00 Complete: 11388 (99.94%) 
hhd0f2_15y  Number of females between 2 and 15 in household  decimal  mean (sd) 0.53 (0.83) min < median < max 0.00 < 0.00 < 9.00 Complete: 11388 (99.94%) 
hhd0fov65y  Number of females over 65 in household  decimal  mean (sd) 0.04 (0.20) min < median < max 0.00 < 0.00 < 3.00 Complete: 11388 (99.94%) 
hhd0fund2y  Number of females under 2 in household  decimal  mean (sd) 0.11 (0.34) min < median < max 0.00 < 0.00 < 9.00 Complete: 11388 (99.94%) 
hhd0m16_64  Number of males between 16 and 64 in household  decimal  mean (sd) 1.27 (0.90) min < median < max 0.00 < 1.00 < 8.00 Complete: 11388 (99.94%) 
hhd0m2_15y  Number of males between 2 and 15 in household  decimal  mean (sd) 0.54 (0.86) min < median < max 0.00 < 0.00 < 31.00 Complete: 11388 (99.94%) 
hhd0marchb  Marital and cohabitation status combined (derived)  decimal  1 : Married and living with partner 2 : Not married and living with partner 3 : Not living with partner Complete: 11370 (99.78%) 
hhd0martst  Marital status  decimal  1 : Married (1st marriage) 2 : Remarried 3 : Single (never married) 4 : Separated (still legally married 5 : Divorced 6 : Widowed Complete: 11385 (99.91%) 
hhd0mov65y  Number of males over 65 in household  decimal  mean (sd) 0.04 (0.19) min < median < max 0.00 < 0.00 < 3.00 Complete: 11388 (99.94%) 
hhd0mund2y  Number of males under 2 in household  decimal  mean (sd) 0.10 (0.34) min < median < max 0.00 < 0.00 < 9.00 Complete: 11388 (99.94%) 
hhd0tothhd  Total number of members in household  decimal  mean (sd) 4.11 (2.26) min < median < max 0.00 < 4.00 < 37.00 Complete: 11387 (99.93%) 
imd_2007_decile_nat  2007_decile  decimal  mean (sd) 2.53 (2.06) min < median < max 1.00 < 2.00 < 10.00 Complete: 11392 (99.97%) 
imd_2007_quintile_nat  2007_quintile  decimal  mean (sd) 1.59 (0.95) min < median < max 1.00 < 1.00 < 5.00 Complete: 11392 (99.97%) 
imd_2007_rank_nat  IMD_2007_RANK  decimal  mean (sd) 6319.57 (6817.65) min < median < max 38.00 < 3267.00 < 31539.00 Complete: 11392 (99.97%) 
imd_2007_score  IMD_200710nov  decimal  mean (sd) 42.67 (18.62) min < median < max 3.23 < 45.28 < 78.17 Complete: 11392 (99.97%) 
imd_2010_decile_nat  2010_decile  decimal  mean (sd) 2.45 (1.97) min < median < max 1.00 < 2.00 < 10.00 Complete: 11392 (99.97%) 
imd_2010_quintile_nat  2010_quintile  decimal  mean (sd) 1.55 (0.92) min < median < max 1.00 < 1.00 < 5.00 Complete: 11392 (99.97%) 
imd_2010_rank_nat  RANK_2010  decimal  mean (sd) 6160.39 (6447.82) min < median < max 14.00 < 3307.00 < 31322.00 Complete: 11392 (99.97%) 
imd_2010_score  IMD_2010_SCORE  decimal  mean (sd) 42.27 (17.84) min < median < max 3.65 < 44.65 < 81.07 Complete: 11392 (99.97%) 
imddecileswithinbradford  IMD Deciles (WITHIN Bradford)  decimal  mean (sd) 3.83 (2.36) min < median < max 1.00 < 3.00 < 10.00 Complete: 11238 (98.62%) 
imdquintileswithinbradford  IMD Quintiles (WITHIN Bradford)  decimal  mean (sd) 2.18 (1.16) min < median < max 1.00 < 2.00 < 5.00 Complete: 11238 (98.62%) 
job0cremfl  Currently employed change flag  decimal  mean (sd) 0.03 (0.16) min < median < max 0.00 < 0.00 < 1.00 Complete: 1811 (15.89%) 
job0curemp  Mother currently employed  decimal  1 : Yes 2 : No Complete: 11379 (99.86%) 
job0dayswk  Days per week worked  decimal  mean (sd) 4.34 (1.32) min < median < max 0.00 < 5.00 < 7.00 Complete: 6623 (58.12%) 
job0evrwrk  Mother ever worked  decimal  1 : Yes 2 : No Complete: 6371 (55.91%) 
job0evwkfl  Ever worked change flag  decimal  mean (sd) 0.73 (0.44) min < median < max 0.00 < 1.00 < 1.00 Complete: 1823 (16.00%) 
job0fthemp  Father’s employment status  decimal  1 : EmployedNonManual 2 : EmployedManual 3 : Selfemployed 4 : Student 5 : Unemployed 6 : Don’t know Complete: 10896 (95.62%) 
job0fthwrk  Fathers occupation  decimal  1 : Modern professional occupations 10 : Student/in training 11 : Does not worklong term unemployed/sick 12 : Don’t know 2 : Clerical and intermediate occupations 3 : Senior managers or administrators 4 : Technical and craft occupations 5 : Semirountine manual and service occupations 6 : Rountine manual and service occupations 7 : Middle or junior managers 8 : Traditional professional occupations 9 : Selfemployed Complete: 10645 (93.42%) 
job0hrspwk  Hours worked in a typical week  decimal  mean (sd) 30.51 (10.82) min < median < max 0.60 < 35.00 < 90.00 Complete: 7911 (69.43%) 
job0matscl  Mother on maternity/sick leave  decimal  1 : Yes 2 : No Complete: 6888 (60.45%) 
job0mumemp  Mother’s emplyment status  derived  decimal  1 : Currently employed 2 : Previously employed 3 : Never employed Complete: 11374 (99.82%) 
job0plwork  Main place of work  decimal  1 : Work mainly at home 2 : No regular place of work Complete: 512 (4.49%) 
job0studen  Mother full time student  decimal  1 : Yes 2 : No Complete: 11375 (99.82%) 
job0timjob  Time spent in most recent job  decimal  mean (sd) 3.71 (3.81) min < median < max 0.00 < 2.50 < 37.00 Complete: 6624 (58.13%) 
job0townwk  Main place of work  town  text  338 unique values 5924 nonmissing values 1 to 29 characters 
job0trvlwk  How mother travels to work  decimal  1 : Work mainly at or from home 10 : Other 2 : Train 3 : Bus, minibus or coach 4 : Motorcycle, scooter or moped 5 : Driving car/van 6 : Passenger in car/van 7 : Taxi 8 : Bicycle 9 : On foot Complete: 6177 (54.21%) 
job0trvoth  Description of other mode of transport to work  text  5 unique values 13 nonmissing values 1 to 22 characters 
job0tstwrk  How long ago mother stopped working  decimal  mean (sd) 2.87 (3.48) min < median < max 0.00 < 1.50 < 30.00 Complete: 3510 (30.80%) 
mbqlcasep5gp  Socioeconomic position (5 group LCA)  decimal  1 : Least dep and most educated 2 : Employed not mat dep 3 : Employed no access to money 4 : Benefits but coping 5 : Most dep Complete: 11325 (99.39%) 
mms0armcir  Mother’s arm circumference (cm)  decimal  mean (sd) 29.85 (4.54) min < median < max 15.20 < 29.30 < 53.50 Complete: 4264 (37.42%) 
mms0armtkn  Mother’s arm circumference measurement taken  decimal  mean (sd) 1.00 (0.00) min < median < max 1.00 < 1.00 < 1.00 Complete: 4264 (37.42%) 
mms0height  Mother’s height (cm)  decimal  mean (sd) 161.64 (6.47) min < median < max 120.30 < 161.60 < 193.00 Complete: 11143 (97.79%) 
mms0mbkbmi  Mother’s booking BMI (derived)  decimal  mean (sd) 26.04 (5.70) min < median < max 12.89 < 25.03 < 57.00 Complete: 10495 (92.10%) 
mms0tricep  Mother’s triceps (mm)  decimal  mean (sd) 25.18 (7.27) min < median < max 7.40 < 25.00 < 46.10 Complete: 4198 (36.84%) 
mms0tritkn  Mother’s tricep measurement taken  decimal  mean (sd) 1.00 (0.00) min < median < max 1.00 < 1.00 < 1.00 Complete: 4202 (36.88%) 
mms0weight  Mother’s weight (at questionnaire) (kg)  decimal  mean (sd) 73.97 (15.44) min < median < max 38.01 < 71.50 < 162.10 Complete: 10980 (96.36%) 
non_bd_postcode  Indicator for a nonBradford postcode  decimal  mean (sd) 1.00 (0.00) min < median < max 1.00 < 1.00 < 1.00 Complete: 156 (1.37%) 
org0agemuk  Age mother moved to the UK  decimal  mean (sd) 19.26 (7.92) min < median < max 0.08 < 21.00 < 40.00 Complete: 4076 (35.77%) 
org0ffabco  Father’s father country of birth  other responses  text  133 unique values 472 nonmissing values 1 to 29 characters 
org0ffabct  Father’s father country of birth  decimal  1 : England 10 : Slovakia 11 : Bangladesh 12 : India 13 : Pakistan 14 : Sri Lanka 15 : Philippines 16 : Don’t know 17 : Other 2 : Northern Ireland 3 : Scotland 4 : Wales 5 : Channel Islands 6 : Isle of Man 7 : Republic of Ireland 8 : Czech Republic 9 : Poland Complete: 11329 (99.42%) 
org0ffamir  Father’s father born in Mirpur (if born in Pakistan)  decimal  1 : Yes 2 : No 3 : Don’t know Complete: 5110 (44.84%) 
org0ffamtw  Father’s father  Mirpur town or village born in  text  730 unique values 2249 nonmissing values 1 to 27 characters 
org0fmubco  Father’s mother country of birth  other responses  text  130 unique values 463 nonmissing values 1 to 29 characters 
org0fmubct  Father’s mother country of birth  decimal  1 : England 10 : Slovakia 11 : Bangladesh 12 : India 13 : Pakistan 14 : Sri Lanka 15 : Philippines 16 : Don’t know 17 : Other 2 : Northern Ireland 3 : Scotland 4 : Wales 5 : Channel Islands 6 : Isle of Man 7 : Republic of Ireland 8 : Czech Republic 9 : Poland Complete: 11346 (99.57%) 
org0fmumir  Father’s mother born in Mirpur (if born in Pakistan)  decimal  1 : Yes 2 : No 3 : Don’t know Complete: 5086 (44.63%) 
org0fmumtw  Father’s mother  Mirpur town or village born in  text  708 unique values 2133 nonmissing values 1 to 25 characters 
org0fthbco  Father’s country of birth  other responses  text  152 unique values 660 nonmissing values 1 to 22 characters 
org0fthbct  Father’s country of birth  decimal  1 : England 10 : Slovakia 11 : Bangladesh 12 : India 13 : Pakistan 14 : Sri Lanka 15 : Philippines 16 : Don’t know 17 : Other 2 : Northern Ireland 3 : Scotland 4 : Wales 5 : Channel Islands 6 : Isle of Man 7 : Republic of Ireland 8 : Czech Republic 9 : Poland Complete: 11383 (99.89%) 
org0fthmir  Father born in Mirpur (if born in Pakistan)  decimal  1 : Yes 2 : No 3 : Don’t know Complete: 3123 (27.41%) 
org0fthmtw  Father  Mirpur town or village born in  text  520 unique values 1329 nonmissing values 1 to 28 characters 
org0mcflag  Mother’s country of birth change flag  decimal  mean (sd) 1.00 (0.00) min < median < max 1.00 < 1.00 < 1.00 Complete: 6 (0.05%) 
org0mfabco  Mother’s father country of birth  other responses  text  165 unique values 724 nonmissing values 1 to 23 characters 
org0mfabct  Mother’s father country of birth  decimal  1 : England 10 : Slovakia 11 : Bangladesh 12 : India 13 : Pakistan 14 : Sri Lanka 15 : Philippines 16 : Don’t know 17 : Other 2 : Northern Ireland 3 : Scotland 4 : Wales 5 : Channel Islands 6 : Isle of Man 7 : Republic of Ireland 8 : Czech Republic 9 : Poland Complete: 11378 (99.85%) 
org0mfamir  Mother’s father born in Mirpur (if born in Pakistan)  decimal  1 : Yes 2 : No 3 : Don’t know Complete: 4953 (43.47%) 
org0mfamtw  Mother’s father  Mirpur town or village born in  text  731 unique values 2189 nonmissing values 1 to 25 characters 
org0mgfbco  Maternal grandfather’s country of birth  other responses  text  167 unique values 687 nonmissing values 1 to 23 characters 
org0mgfbct  Maternal grandfather’s country of birth  decimal  1 : England 10 : Slovakia 11 : Bangladesh 12 : India 13 : Pakistan 14 : Sri Lanka 15 : Philippines 16 : Don’t know 17 : Other 2 : Northern Ireland 3 : Scotland 4 : Wales 5 : Channel Islands 6 : Isle of Man 7 : Republic of Ireland 8 : Czech Republic 9 : Poland Complete: 11349 (99.60%) 
org0mgfmir  Maternal grandfather born in Mirpur (if born in Pakistan)  decimal  1 : Yes 2 : No 3 : Don’t know Complete: 4783 (41.97%) 
org0mgfmtw  Maternal grandfather  Mirpur town or village born in  text  573 unique values 1805 nonmissing values 2 to 23 characters 
org0mgmbco  Maternal grandmother’s country of birth  other responses  text  172 unique values 673 nonmissing values 1 to 23 characters 
org0mgmbct  Maternal grandmother’s country of birth  decimal  1 : England 10 : Slovakia 11 : Bangladesh 12 : India 13 : Pakistan 14 : Sri Lanka 15 : Philippines 16 : Don’t know 17 : Other 2 : Northern Ireland 3 : Scotland 4 : Wales 5 : Channel Islands 6 : Isle of Man 7 : Republic of Ireland 8 : Czech Republic 9 : Poland Complete: 11360 (99.69%) 
org0mgmmir  Maternal grandmother born in Mirpur (if born in Pakistan)  decimal  1 : Yes 2 : No 3 : Don’t know Complete: 4773 (41.89%) 
org0mgmmtw  Maternal grandmother  Mirpur town or village born in  text  588 unique values 1817 nonmissing values 1 to 23 characters 
org0mmubco  Mother’s mother country of birth  other responses  text  161 unique values 669 nonmissing values 1 to 23 characters 
org0mmubct  Mother’s mother country of birth  decimal  1 : England 10 : Slovakia 11 : Bangladesh 12 : India 13 : Pakistan 14 : Sri Lanka 15 : Philippines 16 : Don’t know 17 : Other 2 : Northern Ireland 3 : Scotland 4 : Wales 5 : Channel Islands 6 : Isle of Man 7 : Republic of Ireland 8 : Czech Republic 9 : Poland Complete: 11388 (99.94%) 
org0mmumir  Mother’s mother born in Mirpur (if born in Pakistan)  decimal  1 : Yes 2 : No 3 : Don’t know Complete: 4933 (43.29%) 
org0mmumtw  Mother’s mother  Mirpur town or village born in  text  692 unique values 2057 nonmissing values 1 to 25 characters 
org0mumbco  Mother’s country of birth  other responses  text  157 unique values 2303 nonmissing values 1 to 25 characters 
org0mumbct  Mother’s country of birth  decimal  1 : England 10 : Slovakia 11 : Bangladesh 12 : India 13 : Pakistan 14 : Sri Lanka 15 : Philippines 16 : Don’t know 17 : Other 2 : Northern Ireland 3 : Scotland 4 : Wales 5 : Channel Islands 6 : Isle of Man 7 : Republic of Ireland 8 : Czech Republic 9 : Poland Complete: 11392 (99.97%) 
org0mummir  Mother born in Mirpur (if born in Pakistan)  decimal  1 : Yes 2 : No 3 : Don’t know Complete: 2896 (25.41%) 
org0mummtw  Mother  Mirpur town or village born in  text  519 unique values 1215 nonmissing values 1 to 25 characters 
org0pgfbco  Paternal grandfather’s country of birth  other responses  text  177 unique values 752 nonmissing values 1 to 23 characters 
org0pgfbct  Paternal grandfather’s country of birth  decimal  1 : England 10 : Slovakia 11 : Bangladesh 12 : India 13 : Pakistan 14 : Sri Lanka 15 : Philippines 16 : Don’t know 17 : Other 2 : Northern Ireland 3 : Scotland 4 : Wales 5 : Channel Islands 6 : Isle of Man 7 : Republic of Ireland 8 : Czech Republic 9 : Poland Complete: 11322 (99.36%) 
org0pgfmir  Paternal grandfather born in Mirpur (if born in Pakistan)  decimal  1 : Yes 2 : No 3 : Don’t know Complete: 4836 (42.44%) 
org0pgfmtw  Paternal grandfather  Mirpur town or village born in  text  600 unique values 1948 nonmissing values 1 to 23 characters 
org0pgmbco  Paternal grandmother’s country of birth  other responses  text  172 unique values 734 nonmissing values 1 to 23 characters 
org0pgmbct  Paternal grandmother’s country of birth  decimal  1 : England 10 : Slovakia 11 : Bangladesh 12 : India 13 : Pakistan 14 : Sri Lanka 15 : Philippines 16 : Don’t know 17 : Other 2 : Northern Ireland 3 : Scotland 4 : Wales 5 : Channel Islands 6 : Isle of Man 7 : Republic of Ireland 8 : Czech Republic 9 : Poland Complete: 11325 (99.39%) 
org0pgmmir  Paternal grandmother born in Mirpur (if born in Pakistan)  decimal  1 : Yes 2 : No 3 : Don’t know Complete: 4817 (42.27%) 
org0pgmmtw  Paternal grandmother  Mirpur town or village born in  text  591 unique values 1941 nonmissing values 1 to 23 characters 
qad0gestwd  Gestational age at completion of questionnaire (weeks and days)  decimal  mean (sd) 26.71 (2.07) min < median < max 11.86 < 26.29 < 41.71 Complete: 11027 (96.77%) 
qad0gestwk  Gestational age at completion of questionnaire (completed weeks)  decimal  mean (sd) 26.33 (2.07) min < median < max 11.00 < 26.00 < 41.00 Complete: 11027 (96.77%) 
qad0interp  Was an interpreter used  decimal  1 : No 2 : Hospital/Study Inter 3 : Family Member/Friend Complete: 11268 (98.89%) 
qad0langot  Other language used to administer questionnaire  text  15 unique values 68 nonmissing values 1 to 18 characters 
qad0langua  Language used to administer questionnaire  decimal  1 : English 2 : Mirpuri/Punjabi 3 : Urdu 4 : Other Complete: 11360 (99.69%) 
questphase  Questionnaire phase completed  decimal  mean (sd) 2.22 (0.70) min < median < max 1.00 < 2.00 < 3.00 Complete: 11395 (100.00%) 
rep0firper  Age at first period  decimal  mean (sd) 13.25 (1.70) min < median < max 0.00 < 13.00 < 30.00 Complete: 10655 (93.51%) 
rep0fperdk  Don’t know age at first period  decimal  mean (sd) 1.00 (0.00) min < median < max 1.00 < 1.00 < 1.00 Complete: 720 (6.32%) 
res0bedrms  How many bedrooms in household  decimal  mean (sd) 3.24 (1.21) min < median < max 1.00 < 3.00 < 25.00 Complete: 11381 (99.88%) 
res0hseten  Housing tenure (derived)  decimal  1 : Owns outright 2 : Mortgage 3 : Rent free 4 : Private landlord 5 : Social housing 6 : Other 7 : Don’t know Complete: 11372 (99.80%) 
res0lldflg  Landlord change flag  decimal  mean (sd) 1.00 (0.00) min < median < max 1.00 < 1.00 < 1.00 Complete: 17 (0.15%) 
res0lndlrd  Who is landlord  decimal  1 : Private landlord, letting agency 2 : Housing association 3 : Local Authority/coucil 4 : Relative or friend 5 : Employer(individual) 6 : Employer(organisation 7 : Another organisation 8 : Don’t know Complete: 4474 (39.26%) 
res0tenflg  Tenure change flag  decimal  mean (sd) 1.00 (0.00) min < median < max 1.00 < 1.00 < 1.00 Complete: 17 (0.15%) 
res0tenure  How household is occupied  decimal  1 : Buying itmortgage/loan 2 : Owns outright 3 : Rents it 4 : Lives here rent free 5 : Pays part rent part mortgage 6 : Don’t know 7 : Squatting Complete: 11372 (99.80%) 
res0timadd  Time lived at current address  decimal  mean (sd) 4.65 (5.41) min < median < max 0.00 < 3.00 < 40.00 Complete: 11385 (99.91%) 
smk03mthb4  Number of cigarettes smoked in 3 months before pregnancy  decimal  1 : None 2 : 15 a day 3 : 610 a day 4 : 1120 a day 5 : Over 20 a day Complete: 3026 (26.56%) 
smk04thmth  Number of cigarettes smoked since 4th month of pregnancy  decimal  1 : None 2 : 15 a day 3 : 610 a day 4 : 1120 a day 5 : Over 20 a day Complete: 2937 (25.77%) 
smk0agesfg  Flag to indicate change to smk0agestp  decimal  mean (sd) NaN (NA) min < median < max Inf < NA < Inf Complete: 0 (0.00%) 
smk0agestp  Age mother stopped smoking  decimal  mean (sd) 18.97 (5.09) min < median < max 4.00 < 18.00 < 35.00 Complete: 111 (0.97%) 
smk0agestr  Age mother started smoking  decimal  mean (sd) 15.35 (3.11) min < median < max 3.00 < 15.00 < 38.00 Complete: 3407 (29.90%) 
smk0agspdr  Age stopped smoking don’t remember  decimal  mean (sd) 1.00 (0.00) min < median < max 1.00 < 1.00 < 1.00 Complete: 9 (0.08%) 
smk0agstdr  Age started smoking don’t remember  decimal  mean (sd) 1.00 (0.00) min < median < max 1.00 < 1.00 < 1.00 Complete: 36 (0.32%) 
smk0expcfl  Mother exposed to cigarette smoke change flag  decimal  mean (sd) 1.00 (0.00) min < median < max 1.00 < 1.00 < 1.00 Complete: 28 (0.25%) 
smk0expcig  Mother exposed to other people’s cigarette smoke  decimal  1 : Yes 2 : No 3 : Less than 1 hour per day Complete: 11329 (99.42%) 
smk0exphrs  Number of hours a day exposed  decimal  mean (sd) 4.20 (3.66) min < median < max 0.00 < 3.00 < 24.00 Complete: 1495 (13.12%) 
smk0fr3mth  Number of cigarettes smoked in first 3 months of pregnancy  decimal  1 : None 2 : 15 a day 3 : 610 a day 4 : 1120 a day 5 : Over 20 a day Complete: 2961 (25.99%) 
smk0nowsmk  Mother smokes nowadays  decimal  1 : Yes 2 : No Complete: 3458 (30.35%) 
smk0othtob  Mother used any other tobacco products  decimal  1 : Yes 2 : No 3 : Don’t know Complete: 11348 (99.59%) 
smk0regsmk  Mother ever regularly smoked  decimal  1 : Yes, more than 1 year 2 : Yes, less than 1 year 3 : Yes, not specified 4 : No Complete: 11374 (99.82%) 
smk0rsmkfl  Regular smoker change flag  decimal  mean (sd) 1.00 (0.00) min < median < max 1.00 < 1.00 < 1.00 Complete: 4 (0.04%) 
smk0smkprg  Mother smoked during pregnancy (derived)  decimal  1 : Yes 2 : No Complete: 11374 (99.82%) 
vit0ironpr  Iron during pregnancy  decimal  1 : Daily 2 : 56 per week 3 : 24 per week 4 : Once a week 5 : Less often Complete: 1933 (16.96%) 
vit0othmvd  Description of other multivitamins taken during pregnancy  text  223 unique values 385 nonmissing values 1 to 56 characters 
vit0othmvp  Other multivitamins during pregnancy  decimal  mean (sd) 1.00 (0.00) min < median < max 1.00 < 1.00 < 1.00 Complete: 328 (2.88%) 
vit0othvpd  Description of other vitamins and dietary supplements taken during pregnancy  text  284 unique values 842 nonmissing values 1 to 60 characters 
vit0othvpr  Other vitamins and dietary supplements during pregnancy  decimal  mean (sd) 1.00 (0.00) min < median < max 1.00 < 1.00 < 1.00 Complete: 839 (7.36%) 
vit0pregca  Pregnacare multivitamins during pregnancy  decimal  1 : Daily 2 : 56 per week 3 : 24 per week 4 : Once a week 5 : Less often Complete: 1671 (14.66%) 
vit0sanatp  Sanatogen prenatal multivitamins during pregnancy  decimal  1 : Daily 2 : 56 per week 3 : 24 per week 4 : Once a week 5 : Less often Complete: 220 (1.93%) 
vit0vitcpr  Vitamin C during pregnancy  decimal  1 : Daily 2 : 56 per week 3 : 24 per week 4 : Once a week 5 : Less often Complete: 129 (1.13%) 
vit0vitdpr  Vitamin D during pregnancy  decimal  1 : Daily 2 : 56 per week 3 : 24 per week 4 : Once a week 5 : Less often Complete: 130 (1.14%) 
vit0vitepr  Vitamin E during pregnancy  decimal  1 : Daily 2 : 56 per week 3 : 24 per week 4 : Once a week 5 : Less often Complete: 25 (0.22%) 
vit0vitipr  Taken any vitamins or iron tablets in last 4 weeks of pregnancy  decimal  1 : Yes 2 : No 3 : Don’t remember Complete: 11361 (99.70%) 