Recently acquired HCV infection in men who have sex with men in Germany in the direct-acting antivirals era and during the COVID-19 pandemic
- PMID: 38812289
- DOI: 10.1111/hiv.13651
Recently acquired HCV infection in men who have sex with men in Germany in the direct-acting antivirals era and during the COVID-19 pandemic
Abstract
Introduction: Direct-acting antivirals (DAAs) are key to eliminating hepatitis C virus (HCV). In men who have sex with men (MSM) with HIV co-infection, recently acquired HCV infection is common. Sexual practices and reinfection rates may hamper micro-elimination despite high treatment rates.
Methods: The cohort included MSM with recently acquired HCV infection from 2014 to 2021. The patients' demographic, clinical, behavioural, and laboratory data and treatment and reinfection outcomes were documented.
Results: A total of 237 men with recently acquired HCV infection were included: 216 (91%) had HIV. The median age was 46 years (interquartile range [IQR] 39-52), and the median CD4 count was 660/mm3 (IQR 527-835). The annual incidence of recently acquired HCV remained between 0.28% and 0.43% but dropped to 0.02% in 2021 during the COVID pandemic, almost reaching micro-elimination. The reinfection incidence was 15.5 per 100 patient-years (95% confidence interval 12.6-18.8), and reinfection was associated with the use of crystal methamphetamine (p = 0.032) and ketamine (p = 0.042). In total, 31.3% had multiple reinfections, and four reinfections occurred in users of pre-exposure prophylaxis.
Conclusions: High treatment and cure rates did not lead to HCV elimination. A change in sexual behaviour, potentially imposed by COVID-19 restrictions, led to micro-elimination in the NoCo cohort. As recently acquired HCV is prevalent in MSM with and without HIV, surveillance is necessary to consolidate elimination goals.
Keywords: DAA; HCV incidence; WHO elimination goals; chemsex; reinfection.
© 2024 The Authors. HIV Medicine published by John Wiley & Sons Ltd on behalf of British HIV Association.
References
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