Changes in the Prevalence of HIV-Related Behaviors and Perceptions Among 1832 Injecting Drug Users in Sichuan, China

Objective: To evaluate overall effectiveness of human immunodeficiency virus-related prevention programs among injecting drug users in Sichuan, China. Design: Behavioral surveillance data were analyzed. Results: The coverage rates for various service types increased from 2002-2004. The prevalence of using other's used syringes in the last month decreased from between 24.7% and 54.1% in the baseline years (2002 or 2003) to between 11% and 18.9% in 2004 [odds ratio (OR) = 0.1,95% confidence interval (CI): 0.06-0.2 to OR = 0.6, 95% CI: 0.4-0.9, P