Accidents as the second  cause of disabilities, are the health problems
   in society that can cause the social, mental and physical disorders and
   sometimes lead to death. Students of primary schools at the age of under
   12 have been known as the high risk population in accidents. In this study, it
   has been attempted an expressive and clear description of incidence rate
   of accident is presented in the students studying in Hamadan primary
   schools.

          This study performed on 35000 students including 17500 female and
   17500 male students in  primary schools in the region 1 and 2 depended on
   Hamadan district. Accident incidence was reported daily through
   questionnaire and collected at the end of each month.

          According to the results obtained, the incidence of Accident were 1.6%
   in the students of primary schools. The most further incidence was in fifth
   grade (1.94 %). Accident incidence in urban schools was reported 1.63%
   and in rural schools was 1.37%. In fall season the accident incidence was at
   the highest rate (0.716%), and the place of accidents were in the schools
   (56.1%). Accident incidence was 2.31% in male students and 0.88% in
   female ones. Statistical tests showed the significant difference between
   accident incidence with sex, educational grades and the season of
   accident incidence (P < 0.05). The average of absence in the injured
   students was 2.6 days.

          This study demonstrated that incidence of accident in students of
   primary schools have been low. The boys was in higher risk than  the girls
   and the most of the accidents was in fifth grade.