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Table 3 Risk factors for getting a malaria infection (cross-sectional survey).

From: Malaria – a major health problem within an oil palm plantation around Popondetta, Papua New Guinea

Variable Total (n) Infected (%) Odds ratio CI 95% p-value (LRT)
Village      
Moale 154 48 (31.2) 1   0.00
Epa 68 12 (17.7) 0.5 0.2–1.0 0.00
Irigi 109 24 (22.0) 0.6 0.3–1.1  
Javuni 125 43 (34.4) 1.1 0.7–1.9  
Irihambo 137 57 (41.6) 1.5 0.8–2.6  
Sumbiripa 130 58 (44.6) 1.2 1.1–3.2  
Sex    0.9 0.6–1.3 0.51
Age      
0–4 130 37 (28.5) 1   0.14
5–9 129 52 (40.3) 1.9 1.1–3.2  
10–19 101 32 (31.7) 1.1 0.6–2.0  
20–39 306 103 (33.7) 1.2 0.6–2.3  
>40 56 18 (32.1) 1.0 0.4–2.4  
Work permanent (vs not working (= dependants)) 215 74 (34.4) 1.0 0.5–1.8 1.00
Work casual (vs not working (= dependants)) 50 18 (36.0) 1.0 0.5–2.1  
Sleep under a bed net (yes vs no) 507 160 (31.6) 1.2 0.8–1.7 0.39
Sleep on veranda (yes vs no) 136 44 (32.4) 1.1 0.4–1.3 0.56
Sleep in a shelter (yes vs no) 63 25 (39.7) 0.7 0.4–1.3 0.25
Get up before 7 am (vs getting up after 7 am) 538 181 (33.6) 0.9 0.8–1.1 0.51