Sadeghi Hassanabadi, A. Yaghout, M. 1998 The relation between drug addiction and tuberculosis was assessed in a comparative prevalence study. A group of 561 male addicts were compared with a group of 1532 non addicts of similar sociocultural background. The results of infection rate showed a statistically significant difference X 2 72, P 0.001 in the proportion of positive tuberculin sensitivity between the groups 66.7 among addicts versus 45.6 in the control group . Fourteen active cases of pulmonary tuberculosis were found among the addicts with no case in the control group. ...