background: esophageal cancer is often diagnosed in the last stages where the chance of patient’s survival is very low. the aim of this systematic review was presentation of valid estimation of survival in patients with esophageal cancer in different regions of iran. methods: a systematic review was carried out based on the reliable domestic medical databases including: sid, magiran, irandoc an...

data extraction primary outcomes were incidence, prevalence, or odds ratio of having osteoporosis, defined as bone mineral density t-score < -2.5 sd. results of 353 articles, 344 articles were excluded, 9 underwent full-length review and data were extracted from 7 studies consisting of 113,558 patients. finally, 3 extracted studies were included in the meta-analysis of osteoporosis. among cohor...

background: increasing attention to the concept of polycystic ovary syndrome (pcos) health-related quality of life has led to the development of tool that aims to measure this concept. objective: the purpose of this study was to conduct a systematic review of psychometric properties of the pcos health-related quality of life questionnaire. materials and methods: a search of database (pubmed, ps...

objective: in this study, we aimed at evaluation of the efficacy of hypericum perforatum and flaxseed on hot flash, vaginal atrophy and estrogen-dependent cancers in menopausal women materials and methods: we searched medline, scopus, and the cochrane central register of controlled trials (rct) to explore trials that assessed the effectiveness of h. perforatum and flaxseed on hot flash, vaginal...

background and aims: nowadays, hypnosis has opened its position in the medical community. based on controlled trials, hypnosis has been superior compared to other interventional procedures to reduce acute pain. this investigation aims to determine the effectiveness of hypnosis in the treatment of pain and enhancing mental performance in iran, using the meta-analysis method. methods: the search ...

background and aims: neurofeedback is a relatively new therapy focusing on the core symptoms of inattention, impulsivity and hyperactivity.we undertook a meta-analysis to estimate the effectiveness of neurofeedback on attention deficit disorder in iran. methods: international databases of pubmed, scopus, isi, google scholar, and national databases of sid, med lib, iranmedex, magiran were search...

background: burnout is currently a major concern among physicians due to their high level of stress at work. there are several reports on various levels of burnout in residency programs due to several predisposing factors. the aim of this systematic review was to estimate a more precise prevalence of burnout among residents of obstetrics and gynecology. methods: pubmed, science direct and scopu...