Table 5 Epidemiological profile of pregnant women with microscopic parasitaemia versus those with sub-microscopic infection at GA ≥ 36 weeks in the Mount Cameroon area

Age group (years)

 < 21

50.0 (16)

50.0 (16)

2.10 (0.88–5.03)

1.26 (0.31–5.16)

21–25

31.4 (16)

68.6 (35)

0.96 (0.43–2.13)

1.34 (0.44–4.08)

 > 25

32.3 (20)

67.7 (42)

REF

REF

Season

Rainy

27.1 (26)

72.9 (70)

0.33 (0.16–0.67)

0.36 (0.14–0.94)

Dry

53.1 (26)

46.9 (23)

REF

REF

Study area

Semi-rural

56.1 (37)

43.9 (29)

5.02 (2.41–10.45)

7.09 (2.59–19.42)

Semi-urban

19.0 (15)

81.0 (64)

REF

REF

Gravidity status

Primigravidae

46.3 (19)

53.7 (22)

1.73 (0.77–3.37)

1.13 (0.29–4.37)

Secundigravidae

29.3 (12)

70.7 (29)

0.83 (0.35–1.94)

0.67 (0.21–2.13)

Multigravidae

33.3 (21)

66.7 (42)

REF

REF

Dosage frequency of SP

 ≥ 3 doses

37.5 (21)

62.5 (35)

0.78 (0.34–1.79)

0.49 (0.17–1.41)

2 doses

28.0 (14)

72.0 (36)

0.50 (0.21–1.22)

0.29 (0.09–0.90)

 ≤ 1 dose

43.6 (17)

56.4 (22)

REF

REF

ITN usage

Yes

38.6 (32)

61.4 (51)

1.51 (0.64 – 3.56)

1.81 (0.58–5.66)

No

35.7 (10)

64.3 (18)

1.25 (0.38 – 4.08)

4.35 (0.99–19.06

No ITN

29.4 (10)

70.6 (24)

REF

REF

Fever history

Yes

44.4 (28)

55.6 (35)

1.93 (0.97–3.85)

2.60 (1.07–6.31)

No

29.3 (24)

70.7 (58)

REF

REF

DHPS mutation status

A437G only

23.8 (5)

76.2 (16)

0.84 (0.26–2.76)

1.12 (0.28–4.47)

A581G only

33.3 (16)

66.7 (32)

1.35 (0.56–3.23)

1.39 (0.48–4.00)

Double mutation

64.3 (18)

35.7 (10)

4.85 (1.78–13.19)

6.65 (1.85–23.96)

Negative for dhps mutation

27.1 (13)

72.9 (35)

REF

REF