Age-stratified multivariate logistic regression for the association between HCV antibody prevalence as dependent variable and knowledge of HCV modes of transmission score (with higher score indicating a higher knowledge level) controlling for sex, educational attainment and place of residence.

*Knowledge of HCV modes transmission score includes knowledge of HCV modes transmission through blood transfusion, unclean needles, infected sharp objects, mother-to-child transmission, and lack of transmission through casual physical contact. Correct answers were coded “1” while non-correct answers were coded “0”.