objectives: culture may place a differential emphasis on particular emotions. the aim of this study is to find the most frequent symptoms in patients with major depressive disorder in tehran. method: 509 patients were recruited from 5 treatment settings. the sample was used from the project of assessing psychometric properties of cidi in the iranian population. the patients were evaluated by co...

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background : the present study was undertaken to ascertain whether (or not) long term occupational exposure to low (sub-tlv levels) atmospheric concentrations of chlorine gas was associated with any significant decrements in the parameters of pulmonary function and/or  increased prevalence of respiratory symptoms. methods : in this retrospective cohort study that was performed in 2012, 54 worke...

background: irritable bowel syndrome (ibs) is one of the most common functional gastrointestinal disorders. a signi_cant number of ibs patients have extra-intestinal symptoms (eis), but the etiology of co-morbidity of ibs with these symptoms is unclear. the aim of this study was to evaluate the relationship of eis with psychological symptoms in ibs patients. â  materials and methods: this multi...

menopause is one of the most critical periods of woman's life. with reducing of ovarian estrogen; women are more prone to psychological and physical symptoms. the present study aimed to investigate the effect of melatonin on the climacteric symptoms.the present double blind, placebo randomized controlled clinical trial was conducted on 240 menopausal women (40 - 60 years old) referring to the g...

dust can be produced by almost all production processes in portland cement factory. dust exposure potentially can affect respiratory function. but evidence for respiratory effect of cement dust exposure has not been conclusive. in this study we assessed effect of cement dust exposure on respiratory function in a cement production factory. a respiratory symptoms questionnaire was completed and p...

introduction: psychological symptoms of non-cardiac chest pain (nccp) including perceptual, emotional, and behavioral problems can effect patient perception of chest pain. this study was conducted to determine the effect of metaphor therapy on mitigating depression, anxiety, stress, and pain discomfort in patients with nccp. materials and methods: this randomized, controlled, trial was conducte...