عنوان مقاله [English]
The main puropose of this research was to study the role of identity, self-efficacy and components of basic needs(love, power, survival, freedom and fun) in middle class students' physical and mental health. Puplation of this study included all of students (girls and boys) in middle class that lives in Tarem from Ghazvin proviance.140 students, included both girls (70 cases) and boys (70 cases) were selected by accessible sampling method. Samples were answered Student's Need Survey, Identity scale, Self-efficacy and General Health questionnaire. Data analyzed by Simple Pearson’s correlation and multivariate canonical correlation. Results showed that two canonical correlations revealed. In one hand Identity as a basic predictor and depression as a criterion in first set, and the other hands fun as a predictor and social dysfunction as a criterion in second set, revealed as basic elements for students’ physical and mental health.