% of pregnant women by HB stage

n

1 - 2 g/dl

3 - 4 g/dl

5 - 6 g/dl

p

Gestational age (trimester)

T1 T2 T3

85 17 181

18.8 41.2 16.2

47 35.2 54.6

34.2 23.6 29.2

0.10

Gravidity 1 - 5

≥6

236 47

30 28.2

46.2 42.3

23.8 30.5

0.99

Parity 0

1 - 5

≥6

115 142 26

35.6 24.7 30.8

44.4 47.9 38.4

20 27.4 30.8

0.29