Table 5.
Risk factors for plague in case and control villages within ecologically conducive areas
| Risk factor | Case (N = 53) | Control (N = 47) | OR | 95% CI | P value | ||
|---|---|---|---|---|---|---|---|
| Present (N) | Percent* | Present (N) | Percent* | ||||
| Peridomestic pig | 28 (48) | 58 | 10 (43) | 23 | 4.62 | 1.86–11.49 | 0.0007 |
| Bedding material (other) | 1 (46) | 2 | 5 (33) | 15 | 0.12 | 0.01–1.12 | 0.032 |
| Number of males ≤ 12 years old sleeping in hut | 49 (49) | 42 (42) | 1.58 | 1.03–2.65 | 0.05 | ||
| Distance to neighboring homestead | 52 (52) | 47 (47) | 1.07 | 1.02–1.13 | 0.01 | ||
*
Percentages were calculated only for nominal variables.