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Table 1 Baseline characteristics of the recruited pregnant women by study group (%)

From: Clinical signs and symptoms cannot reliably predict Plasmodium falciparum malaria infection in pregnant women living in an area of high seasonal transmission

 

Cases

Controls

Total

 

N = 200

N = 400

N = 600

Age group

<20 years

18 (9.0)

23 (5.8)

41 (6.8)

20-34 years

160 (80.0)

328 (82.0)

488 (81.3)

≥35 years

22 (11.0)

49 (12.2)

71 (11.8)

Trimester ǂ

1st

10 (5.00

20 (5.0)

30 (5.0)

2nd

84 (42.0)

123 (30.8)

207 (34.5)

3rd

106 (53.00

257 (64.2)

363 (60.5)

Parity

0

17 (8.5)

34 (8.5)

51 (8.5)

1-3

118 (59.0)

237 (59.3)

355 (59.2)

≥4

65 (32.5)

129 (32.2)

194 (32.3)

Transmission seasonΦ

No

47 (23.5)

8 (2.0)

55 (9.2)

 

Yes

153 (76.5)

392 (98.0)

545 (90.8)

Sleep under bed net

155 (77.5)

364 (91.0)

519 (86.5)

Malaria infection

98 (49.0)

158 (39.5)

256 (42. 7)

  1. ǂ1st trimester: 0–12 weeks; 2nd trimester: 13–24 weeks; 3rd trimester: ≥25.
  2. ΦTransmission season: August to December, no transmission season: June to July.