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 | |||