TABLE 2.
Hepatitis C virus antibody seroprevelance rates within the PDPH Study Cohort and Risk-Based Screening Group (2011–2012) in the Philadelphia Prison System
| Demographics | Risk-Based Screening at PPS | PDPH Study Cohort | ||||
|---|---|---|---|---|---|---|
| Total PPS (N) | % Anti-HCV(+) | Relative risk | Total study (N) | % Anti-HCV(+) | Relative risk | |
| Total | 51,562 | 3.0 | – | 1,289 | 11.9 | – |
| Gender | ||||||
| Female | 8,358 | 2.7 | – | 222 | 12.6 | – |
| Male | 43,204 | 3.1 | 1.1 (1.0, 1.3) | 1,067 | 11.8 | 0.9 (0.6, 1.4) |
| Age group | ||||||
| <30 years | 23,873 | 1.1 | – | 646 | 6.8 | – |
| ≥30 years | 27,689 | 4.7 | 4.1 (3.6, 4.6) | 635 | 17.3 | 2.5 (1.8, 3.5) |
| Subgroups | ||||||
| Female <30 years | 3,583 | 1.1 | – | 116 | 7.8 | – |
| Male <30 years | 20,290 | 1.2 | 1.1 (0.8, 1.5) | 521 | 6.7 | 0.9 (0.4, 1.7) |
| Female ≥30 years | 4,775 | 4.0 | 3.8 (2.6, 5.3) | 103 | 18.4 | 2.4 (1.1, 5.0) |
| Male ≥30 years | 22,914 | 4.8 | 4.5 (3.3, 6.3) | 532 | 17.1 | 2.2 (1.1, 4.2) |