Comparison of Characteristic Property among Tehran Offensive and Non-Offensive Drivers Using Cloninger, s Treatment and Character Inventory

Backgrounds and 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.