Table 2 Association of hepatitis B and C infection with age and high risk group
| Â | Hepatitis B | Â | Â | Hepatitis C | Â | ||
|---|---|---|---|---|---|---|---|
Characteristics | Total | Hepatitis B reactive,n (%) | Adjusted odds ratios * (95% Confidence interval) | p value | Hepatitis C reactive,n (%) | Adjusted odds ratios * (95% Confidence interval) | p value |
Age (years) | Â | Â | Â | Â | Â | Â | Â |
 21–30 | 270 | 6 (2.2) | 1 | _ | 10 (3.7) | 1 | _ |
 31–40 | 1,609 | 48 (3.0) | 0.95 (0.39–2.33) | 0.91 | 201 (12.5) | 1.67 (0.84–3.34) | 0.13 |
 41–50 | 2,323 | 79 (3.4) | 1.03 (0.42–2.51) | 0.94 | 337 (14.5) | 1.69 (0.85–3.39) | 0.12 |
Risk group | |||||||
 Health care workers | 1,051 | 10 (1.0) | 1 | _ | 30 (2.85) | 1 | _ |
 Security personnel | 457 | 21 (4.6) | 5.03(2.35–10.78) | 0.001 | 41 (8.97) | 3.35 (2.06–5.45) | <0.001 |
 Prisoners | 2,287 | 79 (3.5) | 3.69 (1.87–7.24) | 0.003 | 199 (8.7) | 3.04 (2.04–4.53) | <0.001 |
 Intra venous drug users | 407 | 23 (5.7) | 6.16 (2.86–13.24) | <0.001 | 278 (68.3) | 46.60 (28.25–76.84) | <0.001 |