p-value

F test

Group III

N = 41

Group II

N = 41

Group I

N = 41

Variables

0.143

NS

1.98

25.5 ± 4.39

19 - 34

26.3 ± 5.11

18 - 37

27.6 ± 4.71

18 - 37

Age/years

Mean ± SD

Range

0.57

NS

0.56

38.1 ± 1.54

36 - 40

37.7 ± 1.37

36 - 40

37.9 ± 1.53

36 - 40

Gestational age/weeks

Mean ± SD

Rang

0.63

NS

0.46

2.4± 1.14

1 - 5

2.3± 1.07

1 - 5

2.5 ± 1.25

2 - 5

Parity

Mean ± SD

Range

0.306

^NS

1.19

2958.5 ± 418.3

2500 - 4000

2946.3 ± 419.5

2400 - 4000

3068.3 ± 335.6

2400 - 3900

Birth weight/gm

Mean ± SD

Range