Table 2.
Test Event–Level Discrete Time Analysis of Incident Hepatitis C Virus Infection Among Gay and Bisexual Men With Human Immunodeficiency Virus in Australia, 2016–2020 (n = 4925)
| Exposure | Incident HCVa | HR | 95% CI | P Value | aHR | 95% CI | P Value |
|---|---|---|---|---|---|---|---|
| Rectal chlamydiab | |||||||
| No | 50 | 1 | … | 1 | … | ||
| Yes | 17 | 1.26 | .72–2.20 | .41 | 0.92 | .50–1.70 | .78 |
| Rectal gonorrheab | |||||||
| No | 51 | 1 | … | 1 | … | .26 | |
| Yes | 16 | 1.79 | 1.01–3.16 | .05 | 1.47 | .79–2.76 | .26 |
| Syphilisb | |||||||
| No | 66 | 1 | … | 1 | … | .02 | |
| Yes | 21 | 2.86 | 1.73–4.72 | <.001 | 1.99 | 1.11–3.58 | .02 |
Abbreviations: aHR, adjusted hazard ratio; CI, confidence interval; HCV, hepatitis C virus; HR, hazard ratio.
aNot including incident HCV where there was no sexually transmissible infection testing in the preceding 2 years.
bTime-varying exposure in the preceding 2 years.