background: in psychological studies, exposure to electromagnetic field is one of the hazardous factors, which has adverse effects on mental health. exposure to electromagnetic field due to daily use of electricity makes this study so important. the goal of this study was to determine the relationship between psychological symptoms and occupational exposure to electromagnetic field among worker...

Although each statistical unit on which measurements are taken is unique typically there is not enough information available to account totally for its uniqueness. Therefore heterogeneity among units has to be limited by structural assumptions. One classical approach is to use random effects models, which assume that heterogeneity can be described by distributional assumptions. However, inferen...

Background: Some studies demonstrate that depression, stress, low self esteem and sexual dissatisfaction may be psychological outcomes of infertility. Depression and sexual satisfaction may play a significant role in the life of infertile couples, their infertility treatment follow ups and their hopefulness for the future, this study was done to determine and compare rates of depression and sex...

psychological or behavioral interventions that attenuate the effects of stress may be useful in promoting immunocompetence and delaying hiv disease progression and cd4 count level. mindfulness-based stress reduction (mbsr) is a behavioral intervention that has as its foundation the practice of insight-oriented (or mindfulness) meditation. in this study, we examined the effects of mbsr upon psyc...

OBJECTIVE A large number of studies suggest that both psychological and pharmacologic therapies are effective in the treatment of mild-to-moderate depressive disorders. Whether both types of intervention are equally effective has not been established definitively. DATA SOURCES A database was developed through a comprehensive literature search (from 1966 to May 2007) in which 6947 abstracts in...