ABSTRACT
Characteristic property among Tehran offensive and non- offensive drivers using Cloninger, s treatment and Character Inventory questionnaire was studied. A cross- sectional study was carried out after coordinating with traffic police. 300 drivers: 150 offensive [drivers with more than ten penalty points and 150 non- offensive drivers with less than ten penalty points in one year prior were selected randomly. Data was collected using Cloninger, s treatment and Character Inventory standard questionnaire by trained experts in three different routes of Tehran. The average age was 20-34 years [82% male, 18% female]. Based on Cloninger,s treatment and Character Inventory standard questionnaire, a significant differences was observed in novelty seeking, harm avoidance, reward dependence, self-directive ness, co- operation [p<0.001] and persistence [p<0.013] among offensive and non-offensive drivers. By one score increasing of novelty seeking the chance of to be offencer will be increased 4.5 times [OR= 4.520, p<0.007], in harm avoidance will be half [OR= 0.504, p<0.045] and in reward dependence will be one fourth [OR= 0.278, p<0.033]. Novelty seeking sub scale of Cloningers treatment and Character Inventory questionnaire was higher and harm avoidance and reward dependence was lower among offensive drivers.