Abstract – Tuberculosis is an important health issue among drug users. We sought to evaluate activedrug users’ (DUs) knowledge of tuberculosis (TB) and to assess the relationship between TB knowledgeand attitudes and tuberculin skin test (TST) return rates at a syringe exchange program. DUs wererecruited at a syringe exchange program in New York City, were interviewed and offered TSTs, andreceived $15.00 upon returning for TST reading. The questionnaire evaluated knowledge of TB tran ...