Psychometric questionnaire of developing the etiology pattern of road accident

The road accidentsis one of the most comprehensive health problems in the world This reasearch is doe with ths purpose developing the etiology patterns of road accident in Gilan province.

This reasearch was a descriptive sectional and cross- analytical study that was done in two stages. At the first stage, a questionnaire was developed by searching sources and experts. Then, the important components and desired  dimensions were identified in the initial models, then the initial questionnaire was developed and submitted to the expert for approval. The Finak questionnre responses and  used Likert scales. Validity and reliability of research contents were measured by experts, and 670 drivers were interviewed person or by calling to the phone numbers for integration of  questionnaire. The data was entered into SPSS and PLS software and used statistical methods of exploratory and confirmatory factor analysis, the final pattern was extracted.

The model as presented with six human factors-visual view barriers – the cause of traffic – the cause space- type of accident and the defect of the road, which can inclue 64.406 of the variable variances of the cause of road accidents.Human factors have the greatest influence 0.774 and road defects have the least influence 0.03 in the proposed pattern.

Based on the result of researches about human factors –vehicle and roads have important and significnt role in causes of road accidents and by knowing these factors, managers can be enable to do necessary actions for controling and reduction of road accidents.