epidemiologic pattern of fatal traffic injuries among iranian drivers; 2004-2010

background: due to their specific nature, such as high incidence, high intensity and direct involvement of all members of society, traffic injuries are of particular importance. through a mega data, this study investigated the epidemiological aspects and depict current situation of road traffic injuries in iran. methods: using legal medicine and traffic police data, deaths from road traffic injuries in men were predicted through determining the most appropriate model for death using time series statistical models; and then most important human factors associated with it in a period of 6 yr in iran was analyzed using multi-nominal regression model. results: the frequency of deaths from traffic injuries in the last seven years was 172,834 cases and the number of deaths at the accident scene was 42798 cases, of which 24.24% (41,971 cases) were recorded by the traffic police experts. death rate from traffic injuries has been declined from 38 cases per 100,000 people in 2004 to 31 cases per 100,000 people between 2009 and 2010. fatigue and sleepiness (aor=10.36, 95% ci: 8.41-13.3) was the most significant human risk factors for death outcome in the urban and suburban traffic injuries. according to the predictions, the death rate is about 16488 (ci 95%, 8531-24364) for the year 2012. conclusion: despite all measures to prevent such injuries, even fatal injuries have still a high incidence. intervention in the human risk factors field would be more effective due to their important roles in traffic injuries in iran.