RESULTS:
There was a significant correlation between whole nutritional knowledge and self-efficacy (r = 0.29, P > 0.001) and self-concept (r = 0.26, P = 0.002). There was a significant correlation between self-efficacy and self-concept (r = 0.3, P = 0.001). Furthermore, in the selection of food section there was no significant correlation with the self-concept (r = 0.147, P = 0.083). Regression analysis between self-concept, self-efficacy, family dimension, father's education, mother's education, father's occupation, mother's occupationa and income with nutrition knowledge showed that these eight variables explain 17.7% of the variance in health behaviors totally.