Skip to main content

Table 2 Factors associated with uncomplicated clinical malaria, Djougou–Copargo–Ouake health district

From: Effectiveness of insecticidal nets on uncomplicated clinical malaria: a case–control study for operational evaluation

Variables

N case

N control

Crude OR (95 % CI)

p value

Information about children

Sleeping every night under an LLIN for the 2 weeks before the survey

 Sometimes or never

243

518

1

 

 Every night

198

673

0.63 (0.50–0.78)

0.0001

Age group (month)

 24–60

293

366

1

 

 0–23

148

825

0.22 (0.18–0.28)

<0.0001

Sex

 Male

226

637

1

 

 Female

215

554

1.09 (0.88–1.36)

0.4227

Use of drugs perceive to be prophylactic treatment against malaria

 No

300

871

1

 

 Yes

141

320

1.28 (1.01–1.62)

0.0418

Hour of sleeping last night

   

0.2891

 At night fall

135

393

1

 

 Between night fall and 10 p.m.

243

660

1.07 (0.84–1.37)

0.1169

 After 10 p.m.

63

138

1.33 (0.93–1.90)

0.5796

Use other anti-mosquito measures

 Never

326

890

1

 

 Every day or sometimes

115

301

1.04 (0.81–1.34)

0.7401

Information about mosquito net

Age (year)

 >3

86

178

1

 

 ≤3

355

1013

0.73 (0.55–0.96)

0.0269

Number of times washed since obtained

 >20

69

200

1

 

 ≤20

372

991

1.09 (0.81–1.47)

0.5804

Holes

 No

143

360

1

 

 Yes

298

831

0.90 (0.72–1.14)

0.3893

Information about mother or guardian

Age (year)

   

<0.0001

 <25

98

367

0.83 (0.63–1.10)

0.1969

 25–35

181

564

1

 

 >35

162

260

1.94 (1.50–2.52)

<0.0001

Primary school at least

 No

342

842

1

 

 Yes

99

349

0.70 (0.54–0.90)

0.0059

Profit-making activity

   

0.6851

 Farming/breeding/fishing/handicraft

187

489

1

 

 Employee status/shopkeeper

156

413

1.13 (0.85–1.50)

0.4058

 No activity

98

289

1.11 (0.83–1.49)

0.4719

Number of children in the household

   

0.1303

 1

75

265

1

 

 2

93

232

1.42 (0.99–2.01)

0.0527

 3

95

229

1.47 (1.03–2.08)

0.0328

 ≥4

178

465

1.35 (0.99–1.84)

0.0554

Knows mosquitoes transmit malaria

 No

131

304

1

 

 Yes

310

887

0.75 (0.58–0.96)

0.0246

Knows mosquito net protection against malaria

 No

121

263

1

 

 Yes

320

928

0.81 (0.64–1.03)

0.0910

  1. Factors associated with uncomplicated clinical malaria were grouped into information (in italic text) about (i) children aged 0–60 months, (ii) mosquito net, and (iii) mother or guardian of children characteristics. Univariate conditional logistic regression taking into account cluster effect was used