Table 2

Socio-economic factors and the risk of malaria infection in a logistic regression model. Health facility-based surveys. NA = not available. N = 1449. Significant results are highlighted

Socio-economic factors
% of total
Odds-Ratio
95% CI
P value

Education
     Primary
65.4
1
-
-
     Secondary
5.9
0.33
0.04–2.44
>0.05
     Superior
1.4
NA
NA
NA
     No education
27.3
0.87
0.44–1.72
>0.05

Housing material
     Concrete/brick
99.1
1
-
-
     Leaf/mud
0.7
21.80
1.29–369.75
<0.05

Water supply source
     Tap water
74.0
1
-
-
     Well
24.4
1.19
0.63–2.23
0.6

Living near a garden or agriculture land
     No
82.7
1
-
-
     Yes
17.3
1.1
0.56–2.16
0.8

Previous malaria treatment within 30 days with the presence of parasitaemia
     No

1
-
-
     Yes (≤ 5 years-old)
34.5
2.84
1.33–6.07
<0.005
     Yes (>5 years-old)
27.4
0.68
0.27–1.70
>0.05

Adjusted for the effects of age groups

Bednet usage one night before the survey
     No
8.2
1
-
-
     Yes
91.8%
0.6
0.27–1.55
0.3

ITN ownership
     No
56.9
1
-
-
     Yes
43.1
0.6
0.34–1.07
0.08

Adjusted for the effects of different residential areas

Rural exposure within 90 days
     No

1
-
-
     Yes (≤5 years-old)
11.8
3.62
1.48–8.88
<0.05
     Yes (>5 years-old)
13.5
2.80
1.23–6.37
<0.01

Wang et al. Malaria Journal 2006 5:28   doi:10.1186/1475-2875-5-28