The Construction and Validation of Scale of Effective Factors in Drug Abuse Tendency among Youth (A Case Study in Khorasan Razavi)

Present study has been conducted to construct and validate a scale for assessing of the effective factors of drug abuse tendency among youth. A descriptive method has been used. In this research 408 addicted young adults aged 16-29 years old selected of addiction treatment centers of Razavi Khorasan province during December 2011 till June 2012 by purposive and sequential sampling. For gathering data, 78 items researcher-made questionnaire was administered among selected sample. The face and content validity of scale were approved by the specialists in psychology and sociology. Also, second-order confirmatory factor analysis was used to estimate the construct validity. Result of the research declared that total structure of scale with its three dimensions namely: personal, interpersonal and environmental and social factors for measuring of effective factors of drug abuse tendency. The reliability coefficient of the scale by using of Cranach’s alpha coefficient was 0.94. The results indicated that this scale is a valid and reliable instrument for measuring effective factors of drug abuse tendency among youth and it can be used in the same statistical population.