Table 1 Demographic characteristics of the study population

Maternal age (years)

32.6 ± 5.9

33.1 ± 5.3

Gestational age (weeks)

38.7 ± 1.14

29.9 ± 2.4^a

Newborn weight (gr)

3294 ± 528

1311 ± 307^a

Length (cm)

49.7 ± 3

38.8 ± 3.5 ^a

Cefalic perimeter (cm)

34.9 ± 2.5

27.4 ± 2.3^a

Gender (male)

20(40%)

24 (49%)

Season

Spring

20(40%)

11(22%)

Summer

6(12%)

15(31%)

Autumn

7(14%)

8(16%)

Winter

17(34%)

15(31%)