Multivariate analysis of factors associated with anti-HCV seropositivity for all IDUs and with HCV viremia among IDUs with HCV exposure.

HBsAg, hepatitis B surface antigen; HCV, hepatitis C virus; HIV, human immunodeficiency virus.1Factors used for logistic analysis included gender, age, HBsAg status, and anti-HIV status.2Factors used for logistic analysis included gender, age, HBsAg status, and anti-HIV status.

乙型肝炎表面抗原（HBsAg）、丙型肝炎病毒（HCV）、人类免疫缺陷病毒（HIV）。1. 用于logistic回归分析的因素包括性别、年龄、HBsAg状态以及抗HIV状态。2. 用于logistic回归分析的因素包括性别、年龄、HBsAg状态以及抗HIV状态。