Decisions in healthcare should be based on information obtained according to the principles of Evidence-Based Medicine (EBM). An increasing number of systematic reviews are published which summarize the results of prevalence studies. Interpretation of the results of these reviews should be accompanied by an appraisal of the methodological quality of the included data and studies. The critical a...

results in total, 420 participants (25.7%) had gerd symptoms. risk factors with significant effects consisted of smoking, consumption of non-steroidal anti-inflammatory drugs (nasids), overeating, chronic diseases, tea and coffee consumption and gerd in spouse. conclusions the prevalence of gerd among people living in mashhad was above the average prevalence in other cities of iran. however, ri...

conclusions there is a high prevalence of mets in the iranian adult population, with large variations based on different measurement criteria. therefore, prevention and control of mets should be considered a priority. objectives this study systematically reviewed the findings of all available studies on mets in the adult iranian population and estimated the overall prevalence of mets in this po...

introduction: the prevalence of iran deficiency anemia (ida) in pregnant women is in variable between 40-80% in developing countries. there are some differences among different studies on this disorder. so, this present study is been performed for evaluating the prevalence of ida among pregnant iranians with systematic review and meta analysis method. method: this study is based on received inf...

background and aims: infertility is one of the most important conditions in reproductive system and there is no reliable estimates for global prevalence of infertility. therefore, knowing the prevalence of infertility is important and can be effective in decision making. methods: we systematically reviewed all published papers in medline database and scopus (1988–2010). univariate and multivari...

Introduction: Covid-19 pandemic has imposed a significant effect on mental health of the health care workers. The present systematic review and meta-analysis aimed at determining the pooled prevalence of anxiety and depression among Iranian health care workers during the Covid-19 pandemic. Material and Methods: To conduct this systematic review and meta-analysis, Web of Science, Scopus, Medlin...

Abstract Introduction: Pregnancy is one of the most sensitive periods in a woman's life. Physical and psychological changes during pregnancy can significantly affect the couples' sexual relations. Healthy sexual desire during pregnancy is essential for the development of couples as parents. Objective: This meta-analysis study estimates the prevalence of sexual dysfunction overall and in diffe...

background & aim: a meta-analysis refers to the statistical synthesis of results from a series of studies and has been used to estimate pooled prevalence of human diseases. in this study, we review some statistical issues regarding the meta-analysis of the prevalence of human diseases such as statistical software and programs, transformations of prevalence rate, assessment of heterogeneity, and...