Total (n = 177)

Boys (n = 93)

Girls (n = 84)

P-value

Birth weight (kg ± SD)

1.64 ± 0.47

1.65 ± 0.45

1.63 ± 0.50

0.72b

≥1.5 kg, <2.5 kg (%)

112 (63.3)

60 (64.5)

52 (61.9)

0.90c

≥1.0 kg, <1.5 kg (%)

46 (26.0)

24 (25.8)

22 (26.2)

<1.0 kg (%)

19 (10.7)

9 (9.7)

10 (11.9)

Birth height (cm ± SD)

40.3 ± 4.0

40.3 ± 3.8

40.3 ± 4.3

0.93b

Gestational age (wk ± SD)

32.7 ± 3.6

32.3 ± 3.3

33.2 ± 3.8

0.09b

SGAa (%)

42 (23.7)

16 (17.2)

26 (31.0)

<0.05c

Muptiplebirths (%)

34 (19.2)

18 (19.4)

16 (19.0)

0.56c