Application of Theory of planned behavior in predicting of drug abuse among Applicants for Driving License in Hamadan

Drug abuse includes a wide range of risky behaviors and is considered as one of the most important challenges in the field of individual health, family and community. The purpose of this study was to determine factors influencing drug abuse between applicants for driving license in Hamadan by application of the theory of Planned Behavior. In this descriptive analytical study (had done in 1391), samples were collected from male and female applicants for certification of driving in 6 schools driving of Hamadan. The survey was carried out through cluster sampling and 388 applicants were gathered. Data were collected using the standard self-report questionnaire and were analyzed using SPSS 16, with the help of chi-squared test, correlation coefficient and logistic regression analysis. Participants in the study gained 38.1, 31.4 and 81.9 percent of points, respectively for attitudes toward drug abuse, subjective norms, and perceived behavior control. There was a significant relationship between the experience of drug abuse and the following demographics variables: sex and marriage status. Also there was a significant relationship between the experiences of drug abuse and the following variables: intention to drug abuse, having friends who had experienced alcohol, drug abuse and medications addiction treatment, having the experience of alcohol consumption, drug abuse consumption and medications addiction treatment. The results showed that 11.9% of the applicants of driving license, had the experience of alcohol consumption in the past 6 months, 5.5% had the experience of drug and psychoactive abuse consumption, and 4.4% had the experience of medications addiction treatment. Logistic regression analysis showed that subjective norms, and perceived behavioral control, were the most influential predictors of intention drug abuse in the research team. Theory of Planned Behavior can be used for predicting for high-risk behaviors and implementing drug abuse prevention programs.