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HCV Higher in Female Drug Injectors Than Males
J Viral Hepat; ePub 2016 Oct 28; Esmaeili, et al
There is sufficient statistical power to detect sex differences as they pertain to female-to-male (F:M) hepatitis C (HCV) incidence in persons who inject drugs (PWID), according to a recent literature review. Researchers systematically reviewed studies published between 1989 and March 2015 for research that reported incidence of HCV infection by sex or HCV incidence F:M rate ratio. A total of 28 studies, which enrolled 9,325 PWID, were included. They found:
- The overall pooled HCV incidence rate (per 100 person-years observation) was 20.36 and 15.20 in females and males, respectively.
- F:M ratio was 1.36:1 with substantial heterogeneity.
- The F:M ratio varied by geographic location from 4.0 in China to 1.17 in the US.
- In studies which recruited participants from community settings, the F:M ratio was 1.24, which was lower than that reported in the clinical settings.
Esmaeili A, Mirzazadeh A, Carter GM, Esmaeili A, et al. Higher incidence of HCV in females compared to males who inject drugs: A systematic review and meta-analysis. [Published online ahead of print October 28, 2016]. J Viral Hepat. doi:10.1111/jvh.12628.