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 |