Multivariate analysis of factors associated with delayed HIV testing at methadone clinics (N = 10,046).

*<p>103 individuals who had delayed HIV testing did not undergo HCV testing.</p>**<p>Total number of clients is the only clinic-level variable associated with delayed HIV testing in the multivariate analysis. Other non-significant clinic-level variables are not presented in the table. The complete results of the univariate analysis of clinic-level variables are presented in <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0066787#pone.0066787.s002" target="_blank">Table S1</a>.