Table 1.

Maternal, neonatal, and childhood characteristics of 3447 women born at Helsinki University Central Hospital during 1924-33

DetailMean (SD)RangeNo of missing values
Maternal
Height (m)1.58 (0.06)1.04-1.86245
Weight in late pregnancy (kg)66.8 (8.7)45-134261
Body mass index in late pregnancy (kg/m2)26.7 (3.1)19.4-51.1285
Age (years)27.7 (5.8)15-489
Age at menarche (years)15 (1.7)9-287
Primiparous (%)1445/3444 (42)3
Neonate
Birth weight (g)3315 (493)1470-56000
Head circumference (cm)34.3 (1.4)28.0-39.010
Birth length (cm)49.7 (2.0)38.0-59.012
Ponderal index (kg/m3)26.9 (2.4)15.6-50.012
Placental weight (g)628 (125)200-12907
Length of gestation (days)276 (15)197-307179
Born before 37 weeks' gestation (%)10.1179
Child*
Height (m) at age (years):
71.19 (0.05)0.98-1.370
111.39 (0.06)1.13-1.610
151.58 (0.06)1.29-1.810
Weight (kg) at age (years):
721.7 (2.9)14.1-37.90
1132.1 (5.1)18.2-64.50
1549.7 (7.7)26.2-92.90
Body mass index (kg/m2) at age (years):
715.3 (1.3)11.7-24.10
1116.5 (1.7)12.2-31.20
1519.8 (2.5)12.3-41.20
Housing
No of people in house4.5 (1.5)2-14570
No of rooms in house1.7 (0.8)1-7536
Crowding (No of people/No of rooms)2.8 (1.6)0.6-11576
  • * Height, weight, and body mass index at each age were estimated from serial measurements on each child (see text).

  • † Log transformed.