Introduction: There is a little information about the relation of temperament and character dimensions with response prohibition in student with conduct disorder symptom. Recent studies suggest that dimensions of temperament and character affect on response inhibition in children with conduct disorder symptoms. The purpose of the study was determining the relation of temperament and character dimensions on response inhibition in boys with conduct disorder symptoms.
Method: The method of the research is correlation. Statistical population of the research was all the first grade middle school students of Kouhdasht city who were studying in the years 2002-2003. The research sample consisted of 90 students of first grade middle school which were selected from (N=1000) school students by the method of convenience sampling. The Temperament and Character Inventory dimensions, color test - Stroop word, structured clinical interview and the check list symptom SCL were used for data collection. The research data were analyzed by Pearson's correlation coefficient and multivariate regressions.
Results: The results showed that the novelty seeking, damage abstain, reward dependence, persistence, collaboration, self-transcendence and self-direction have a significant relationship with response inhibition of students with conduct disorder (p<0/05).
Discussion and Conclusion: The results show that temperament and character dimensions are related with response prohibition. The results also has important implication in the field of prevention, pathology and treatment of conduct disorder