Table 2.
Hepatitis B acquisition risk factors in Lake Victoria fishing communities
| Characteristic | Unadjusted Risk Ratios | Adjusted Risk Ratios | ||||
|---|---|---|---|---|---|---|
| RR | 95%CI | P-value | RR | 95%CI | P-value | |
| Gender | ||||||
| Female | 1 (Ref) | |||||
| Male | 1.2 | (0.9–1.5) | 0.19 | |||
| Age (years) | ||||||
| 13–24 | 1 (Ref) | |||||
| 25+ | 1.6 | (1.2–2.3) | 0.004 | 1.6 | (1.1–2.2) | 0.01 |
| Occupation | ||||||
| Trade/business | 1 (Ref) | |||||
| Fishing & related | 1.3 | (0.9–2.1) | 0.20 | |||
| Bar/lodge | 1.1 | (0.6–2.0) | 0.62 | |||
| Farming | 0.6 | (0.3–1.6) | 0.26 | |||
| Housewife | 0.9 | (0.5–1.7) | 0.47 | |||
| Others | 1.1 | (0.7–1.7) | 0.65 | |||
| Marital status | ||||||
| Not Married | 1 (Ref) | |||||
| Married monogamous | 1.2 | (0.9–1.6) | 0.18 | |||
| Married polygamous | 1.2 | (0.8–1.7) | 0.51 | |||
| Any sexual partners in the past 12 months | ||||||
| No | 1 (Ref) | |||||
| Yes | 1.5 | (1.0–2.2) | 0.06 | |||
| New sexual partner in the past 12 months | ||||||
| No | 1 (Ref) | |||||
| Yes | 1.0 | (0.8–1.4) | 0.79 | |||
| Condom use in the past 12 months | ||||||
| Yes | 1 (Ref) | |||||
| No | 0.8 | (0.6–1.1) | 0.14 | |||
| Community | ||||||
| Mainland | 1 (Ref) | |||||
| Island | 1.5 | (1.1–1.9) | 0.003 | 1.4 | (1.1–1.8) | 0.01 |
| Syphilis testing at baseline | ||||||
| Negative | 1 (Ref) | |||||
| Positive | 1.2 | (0.8–1.9) | 0.39 | |||
| HIV testing at baseline | ||||||
| Negative | 1 (Ref) | |||||
| Positive | 1.3 | (1.0–1.7) | 0.06 | |||