Table 1 Serum levels of hemoglobin, iron, and ferritin before and after the three supplementation regimens

Hemoglobin(g/dL, mean ± SD)

Before supplementation

12/44 ± 0/99

P<0/001*

12/62 ± 0/78

P = 0/541

12/53 ± 0/77

P<0/001*

After supplementation

11/084 ± 0/82

14/03 ± 14/68

11/62 ± 0/82

Serum iron (μg/dl, mean ± SD)

Before supplementation

96/74 ± 34/31

P = 0/948

94/21 ± 31/14

P = 0/516

97/28 ± 31/65

P = 0/942

After supplementation

97/14 ± 40/06

99/90 ± 53/33

96/57 ± 62/62

Serum ferritin (μg/L, mean ± SD)

Before supplementation

59/66 ± 45/32

P = 0/005*

58/82 ± 33/6

P = 0/00*

56/53 ± 33/33

P = 0/002*

After supplementation

39/90 ± 4/51

32/86 ± 32/78

37/87 ± 34/95