1 Department of Psychology, Yazd Branch, Islamic Azad University, Yazd, Iran.

2 Department of Psychology, Payame Noor University, Yazd, Iran.

3 Department of Cooperatives and Social Welfare, Yazd University, Yazd Iran.

4 Department of Internal Medicine, Yazd Medical Science Branch, Islamic Azad University, Yazd, Iran.


Introduction: Sleep disorders can influence either directly or indirectly, on the family, colleagues and finally the community. In the realm of children, the most serious complications of sleep is anxiety and behavioral problems that make them prone to academic failure, family tensions and psychosocial – social trauma. Concerning the significance, outbreak of sleep disorders and its complications, the present study aimed to determine the prevalence of species of sleep disorders and its relation to anxiety and behavioral problems of female students in the second course of primary, academic year of 1394-1393 in Yazd.
Materials and Methods: The method was based on the data collecting by descriptive – correlation kind. The study population consisted of all female students of second course of primary schools in Yazd in academic year of 1393-94 that according to statistics from the Office of Education of Yazd province, their number was 14,541 people. By using Cochran formula with confidence level of 95% and probable accuracy of 5%, a sample size of 259 people was identified. Sampling group was chosen by multistage clustering method and questionnaire: assessment of children s’ sleep habits (Evans, 2000), multidimensional scale of children anxiety (March, Parker, Sullivan, Staling and Conrez, 1997) and questionnaire of children s’ behavioral problems (Rutter, 1970) were used. In order to analyze data, in descriptive statistic, frequency distribution tables and central indexes and dispersion and in inferential statistic, analysis of variance and regression in analysis of hypotheses was used.


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