Table 1.

Descriptive statistics for female and male participants. Mean (s.d.) values are presented for continuous variables (n = 1461).

female (n = 672)male (n = 862)total (n = 1534)
assessed in infancy
 birth weight (kg)2.991 (0.402)3.029 (0.433)3.012 (0.420)
 gestation length (weeks)39.2 (2.5)38.8 (2.4)39.0 (2.5)
 weight gain, 1st year (kg)4.678 (0.860)5.217 (0.934)4.978 (0.945)
 mother's education (years)7.3 (3.6)7.5 (3.7)7.4 (3.6)
 household income (pesos)278.1 (411.7)286.3 (539.0)282.7 (486.8)
 duration exclusive breastfeeding (days)60.2 (38.9)57.0 (39.5)58.4 (39.3)
assessed in adulthood
 age (years)20.9 (0.3)20.9 (0.3)20.9 (0.3)
 education (years)11.6 (3.3)10.5 (3.8)10.9 (3.6)
 waist circumference (cm)68.1 (7.7)72.1 (7.5)70.3 (7.8)
 sum of three skinfold measures (mm)62.3 (19.6)37.6 (18.1)48.4 (22.4)
 symptoms of infection (%)14.613.714.1
 oral contraceptive use (%)3.7
 CRP (median, 25th, 75th percentile)0.2 (0.1, 0.9)0.3 (0.1, 0.9)0.2 (0.1, 0.9)