Baseline of PMID:25084297
Index Name Unit Stratification Group Number Value
Age (years) at cohort entryyrsNA2(controls;cases)61.3,6.6;61.0,6.6
Birth length (cm)cmNA2(controls;cases)51.7,2.5;51.8,2.4
Birth orderNA12(controls;cases)299,47.1;134,44.4
Birth orderNA22(controls;cases)173,27.2;83,27.5
Birth orderNA32(controls;cases)80,12.6;37,12.3
Birth orderNA≥42(controls;cases)83,13.1;48,15.9
Birth weight (g)gNA2(controls;cases)3534,539;3583,526
Birth yearNA1926–302(controls;cases)202,31.7;91,29.5
Birth yearNA1931–352(controls;cases)150,23.5;77,25.0
Birth yearNA1936–402(controls;cases)109,17.1;57,18.5
Birth yearNA1941–452(controls;cases)90,14.1;42,13.6
Birth yearNA≤19252(controls;cases)86,13.5;41,13.3
BMI (kg/m²) at cohort entrykg/m²NA2(controls;cases)26.4,3.6;26.2,3.5
Gestational age (weeks)weeks ≥422(controls;cases)55,8.7;26,9.0
Gestational age (weeks)weeks362(controls;cases)23,3.6;12,4.2
Gestational age (weeks)weeks372(controls;cases)37,5.9;18,6.2
Gestational age (weeks)weeks382(controls;cases)91,14.4;33,11.4
Gestational age (weeks)weeks392(controls;cases)148,23.5;62,21.5
Gestational age (weeks)weeks402(controls;cases)161,25.5;88,30.4
Gestational age (weeks)weeks412(controls;cases)88,13.9;40,13.8
Gestational age (weeks)weeks<36 2(controls;cases)28,4.4;10,3.5
Head circumferenceNANA2(controls;cases)35.5,1.6;35.5,1.5
Maternal age (years)yrs20–242(controls;cases)136,25.6;82,26.6
Maternal age (years)yrs25–292(controls;cases)192,30.1;91,29.5
Maternal age (years)yrs30–342(controls;cases)151,23.7;63,20.5
Maternal age (years)yrs<20 2(controls;cases)28,4.4;14,4.5
Maternal age (years)yrs≥35 2(controls;cases)103,16.2;58,18.8
Own educational attainmentNA12 years2(controls;cases)121,19;62,20
Own educational attainmentNA9–12 years2(controls;cases)218,34;92,30
Own educational attainmentNA≤8 years2(controls;cases)298,47;154,50
Own occupationNALow non-manual worker2(controls;cases)124,19.5;53,17.2
Own occupationNAMiddle non-manual worker2(controls;cases)134,21.0;63,20.5
Own occupationNASkilled manual 2(controls;cases)104,16.3;51,16.6
Own occupationNAUnskilled manual worker 2(controls;cases)86,13.5;50,16.2
Parental occupationNACombined group/unknown2(controls;cases)201,31.6;103,33.4
Parental occupationNAHigh2(controls;cases)53,8.3;32,10.4
Parental occupationNALow 2(controls;cases)175,27.5;85,27.6
Parental occupationNAMedium2(controls;cases)208,32.7;88,28.6
Placental weight (g)gNA2(controls;cases)638,135;640,134
Ponderal index (g/cm³)g/cm³NA2(controls;cases)25.5,2.7;25.7,3.0