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Table 6 Factors associated with malaria episodes that occurred in Lao PDR among the study participants (n = 308)

From: Malaria among foreign migrant workers in Savannakhet Province, Lao People’s Democratic Republic

Variables

 

Bivariate analysis

Multivariate analysis

Malaria episode (%)

Odds ratio

95% CIa

Odds ratio

95% CIa

Gender

 Female

5.6

1.00

Reference

1.00

Reference

 Male

11.9

2.23

0.75–6.64

1.53

0.42–5.61

Age (years)

< 29

5.6

1.00

Reference

1.00

Reference

 30–39

9.9

1.82

0.65–5.09

1.32

0.44–3.96

 40–49

13.8

2.74

0.97–7.72

2.01

0.62–6.46

> 50

29.0

6.46

2.19–19.05

4.90

1.54–15.54

Occupation

 Factory worker

7.1

1.00

Reference

1.00

Reference

 Trader/shopkeeper

8.5

1.09

0.23–5.19

2.06

0.50–8.46

 Plantation worker/farmer

17.2

2.54

0.88–7.31

1.29

0.44–3.83

 Construction worker/wood cutter

33.3

5.96

1.08–32.79

4.81

0.88–26.30

 Other

11.5

1.56

0.32–7.54

1.39

0.29–6.60

Use of bed net

 Every day/often

11.1

1.00

Reference

1.00

Reference

 Sometimes/never

9.6

0.74

0.32–1.74

0.76

0.30–1.92

Forest activity in Lao PDR

 No

6.7

1.00

Reference

1.00

Reference

 Yes

26.8

5.53

2.31–13.25

5.24

1.91–14.34

  1. aConfidence interval