Table 3 Univariate and multivariate logistic regression analysis on presence of fever (axillary body temperature > 37.5°C) in 1,767 subjects participating in six surveys from 2009 to 2012 in Bourasso village, Nouna Health District, north-western Burkina Faso
Univariate | Multivariate | |||
|---|---|---|---|---|
No fever | Fever | OR (p-value) | OR (p-value) | |
Season | ||||
Wet season | 69.9% (613/877) | 30.1 (264/877) | Reference | reference |
Dry season | 88.8% (790/890) | 11.2 (100/890) | 0.29 (<0.001) | 0.31 (<0.001) |
Age groups* | ||||
0–4 years | 77.7% (240/309) | 23.3% (69/309) | Reference | Reference |
5–14 years | 73.1% (457/625) | 26.9% (168/625) | 1.28 (0.13) | 1.39 (0.06) |
15–24 years | 79.5% (186/234) | 20.5% (48/234) | 0.90 (0.61) | 0.98 (0.94) |
25–45 years | 82.9% (295/356) | 17.1% (61/356) | 0.72 (0.09) | 0.88 (0.53) |
> 45 years | 92.5% (221/239) | 7.5% (18/239) | 0.28 (<0.001) | 0.31 (<0.001) |
Parasite prevalence | ||||
Slide positive [%] (total number) | 73.7 (558/757) | 26.3 (199/757) | 1.83 (<0.001) | |
Parasite density** | ||||
no parasites | 60.6% (849/1401) | 45.2% (164/363) | Reference | Reference |
1–500 parasites/μl | 22.9% (321/1401) | 24.8% (90/363) | 1.45 (0.01) | 1.00 (0.96) |
501–1000 parasites/μl | 5.9% (83/1401) | 7.4% (27/363) | 1.68 (0.028) | 1.03 (0.90) |
1001–2500 parasites/μl | 4.6% (64/1401) | 7.2% (26/363) | 2.10 (0.003) | 1.08 (0.77) |
2501–5000 parasites/μl | 2.9% (40/1401) | 4.4% (16/363) | 2.07 (0.018) | 0.97 (0.92) |
5001–10 000 parasites/μl | 1.9% (26/1401) | 5.0% (18/363) | 3.58 (<0.001) | 1.69 (0.12) |
> 10 000 parasites/μl | 1.3% (18/1401) | 6.2% (22/363) | 6.33 (<0.001) | 3.08 (0.001) |
cough | 77.3% (136/176) | 22.7 (40/176) | 1.15 (0.462) | 0.96 (0.85) |