Comparative Survey of Mental Disorders and Personality Characteristics in Persons With Drug Dependent and Non Drug Dependent in Hamadan, Iran

Introduction & The influence of genetic, biological, psychological, social and cultural factors on drug dependency and high rate comorbidity of this phenomenon with psychiatric disorders for example anxiety, depression and characteristics and personality disorders is emphasized. The aim of this study was the comparative investigation of mental disorders and personality traits in persons with drug dependent and non drug dependent in Hamadan city in 2001-2003. Present research was a descriptive comparison and subjects were 100 drug dependent persons and 100 non drug dependent individuals. Case group was chosen through available sampling among persons who call on psychiatrist and control group was chosen through randomly simple sampling from general population. Measurement and diagnostic tools includes questionnaire for examining demographic characteristics, designed by researchers and MMPI, SCL90-R tests and DSM IV criteria diagnostic and also T test that was used for analyzing data. Between two groups in clinical and validity scales of MMPI test expect for hypochondriasis and hysteria and scales of SCL 90-R test expect somatization and interpersonal sensitivity differences were statistically significant (P<0.05). We can conclude that persons with drug dependent display more signs of psychopathology and mental disorders in comparison with non drug dependent people and Major depressive disorder and personality disorder were frequent among drug dependent groups. Depression and personal disorders were frequent in non drug dependent persons too. Our results support the results of previous studies.