Table 3 Covariates of HCV infection in IDUs (univariate analysis)
Parameter | Category | N per category | HCV + N (%) | OR | 95%CI |
|---|---|---|---|---|---|
Age, years (N = 268) | 18-24 | 61 | 36 (59.0) | 1.0 | Â |
| Â | 25+ | 207 | 182 (87.9) | 5.0 | [2.6; 9.8] |
Settings (N = 268) | OTC | 103 | 74 (71.8) | 1 | Â |
| Â | ITC + PC | 165 | 144 (87.3) | 2.7 | [1.4; 5.0] |
Heroin career, years (N = 239) | 0-5 | 51 | 33 (64.7) | 1 | Â |
| Â | 6+ | 188 | 166 (88.3) | 4.1 | [2.0; 8.5] |
Cocaine career, years (N = 240) | 0-5 | 89 | 64 (71.9) | 1.0 | Â |
| Â | 6+ | 151 | 131 (86.8) | 2.6 | [1.3; 4.9] |
Cannabis, years (N = 248) | 0-5 | 36 | 24 (66.7) | 1.0 | Â |
| Â | 6+ | 212 | 182 (85.8) | 3.0 | [1.4; 6.7] |
Speedball career, years (N = 179) | 0-5 | 111 | 84 (75.7) | 1.0 | Â |
| Â | 6+ | 68 | 63 (92.6) | 4.1 | [1.5; 11.1] |
Last heroin consumption, m:month (N = 267) | 0-1m | 155 | 117 (75.5) | 1 | Â |
| Â | 2m + | 112 | 100 (89.3) | 2.7 | [1.3; 5.5] |
Last amphetamine consumption y:year (N = 164) | 1y | 29 | 18 (62.1) | 1 | Â |
| Â | 2 y + | 135 | 111 (82.2) | 2.8 | [1.2; 6.7] |
Sex partners, number in last 6 months (N = 267) | None | 162 | 139 (85.6) | 1 | Â |
| Â | 1+ | 105 | 78 (74.3) | 0.5 | [0.2; 0.9] |
Substitution treatment, (N = 268) | No | 22 | 13 (59.1) | 1.0 | Â |
| Â | Yes | 246 | 205 (83.3) | 3.5 | [1.4; 8.6] |
Imprisoned, times (N = 267) | 0-1 | 197 | 153 (77.7) | 1 | Â |
| Â | 2+ | 70 | 64 (91.4) | 3.1 | [1.2; 7.6] |
Drug use in prison, (N = 189) | No | 75 | 55 (73.3) | 1 | Â |
| Â | Yes | 114 | 103 (90.3) | 3.4 | [1.5; 7.5] |