Table 3 Clinical and parasitological indices in delivering women according to parity and year of delivery

No.

304

74

528

152

Hb (g/dL; median, range)

11.4 (4.6–16.4)

11.6 (7.7–14.8)

-

0.11

11.6 (4.7–16.8)

12.1* (7.2–15.9)

-

0.08

Maternal anaemia (%)

38.5

35.1

0.74 (0.37–1.46)

0.38

33.5

17.8*

0.55 (0.31–0.96)

0.04

Birth weight (g; median, range)

2,785 (1,280–4,000)

2,900* (1,600–4,600)

-

0.006

3,020 (1,500–4,500)

3,130 (1,650–5,460)

-

0.02

LBW (%)

26.0

16.2

0.41 (0.19–0.93)

0.03

10.2 (54/527)

10.6 (16/151)

0.82 (0.39–1.72)

0.60

Placental infection (%)

   Microscopy

46.1

25.7*

0.44 (0.22–0.90)

0.02

28.4

9.9*

0.39 (0.20–0.76)

0.006

   Pigment

42.4

27.0*

0.44 (0.22–0.90)

0.02

24.2

13.2*

0.49 (0.26–0.91)

0.02

   HRP2

50.7

39.2

0.57 (0.29–1.12)

0.10

35.2

13.8*

0.35 (0.19–0.63)

0.0005

   PCR

65.1

44.6*

0.46 (0.23–0.91)

0.03

56.4

25.7*

0.41 (0.25–0.68)

0.0005