prevalence of behavioral disorders in iranian children

background : behavioral disorders in children have relationship with decrease in learning and educational progress in childhood and cause behavioral disorders in adulthood. this study aimed to determine the prevalence of behavioral disorders in iranian children. methods: in this cross-sectional descriptive study, all of the first grade students in three school levels all over the country were examined in aspect of different disturbances including behavioral disorders. data collecting was done using registered information in students’ health id cards and rutter’s questionnaire, parents form. findings: the prevalence of behavioral disorders was 1.42% among the children, 1.5% for girls and equal for boys, 1.6% in urban areas and 1.4% in rural areas. behavioral disorders were more popular among the first-grade students of primary school (2.47%) than other grades. conclusion: prevalence of behavioral disorders in students, especially in first grade of primary school, is worrying. this shows the importance of exact recognition and identification of endanger persons with wide-spread, steady and high-sensitive screening programs and questionnaire.