Table 2 Mean birth outcomes by parity and maternal blood group phenotype

n

Maternal Hb g/dl

Infant Hb g/dl

Birth weight g

Length cm

Placental weight g

Ponderal index (‡)

Feto-placental weight ratio

Parasite count (log 10)

29

11.65 (1.6)

18.5 (3.1)

2893 (362)*

49.0 (1.8)

559 (123)

2.51 (0.24)

5.26 (0.9)

2.74 (1.36)

12

10.53 (3.1)

19.4 (3.0)

2639 (323)*

47.9 (1.9)

513 (115)

2.45 (0.15)

5.3 (0.9)

3.18 (1.48)

21

12.0 (1.3)

18.2 (2.2)

2941 (455)

48.6 (1.6)

544 (135)

2.59 (0.22)

5.62 (1.22)

26

11.8 (2.3)

18.2 (2.0)

2894 (430)

48.9 (1.8)

559 (100)

2.5 (0.21)

5.28 (0.9)

14

11.9 (1.4)

18.5 (2.0)

3151 (705)

49.7 (2.4)

578 (124)

2.55 (0.26)

5.53 (1.15)

2.28 (1.19)

19

12.3 (1.5)

18.7 (2.5)

3366 (312)

50.0 (1.8)

652 (169)

2.68 (0.20)

5.39 (1.1)

2.53 (1.18)

38

12.2 (1.5)

18.6 (2.1)

3315 (537)

49.8 (2.3)

580 (121)

2.67 (0.24)

5.82 (0.85)§

39

11.8 (1.5)

18.7 (2.3)

3093 (521)

49.1 (2.0)

588 (115)

2.67 (0.23)

5.34 (0.89)§