conclusions: about half the population in iran is infected with helicobacter pylori, the pollution in different areas and preventive strategies should be carried out to control this infection. the prevalence rate of helicobacter pylori infections in iran showed only little changes during the years 1994 to 2011. results: among the 30 studies evaluated, the prevalence rate of helicobacter pylori ...

to establish a comprehensive picture of the relationship between glutathione s-transferase omega 2 (gsto2; mim: 612314) gene n142d variant (rs. 156697) and breast cancer risk, the present meta-analysis was carried out. studies published up to july 2012 with information about gsto2 polymorphism and breast cancer risk were identified using several electronic databases. we identified 4 eligible st...

OBJECTIVE Two investigations evaluate Bayesian meta-regression for detecting treatment interactions. STUDY DESIGN AND SETTING The first compares analyses of aggregate and individual patient data on 1,860 subjects from 11 trials testing angiotensin converting enzyme (ACE) inhibitors for nondiabetic kidney disease. The second explores meta-regression for detecting treatment interaction on 671 c...

background and objective : restless legs syndrome (rls) is a sensorimotor disorder that causes sleep deprivation. rls is characterized by discomfort in the legs and severe desire to move them during sleep. different prevalence rates about rls are reported in iran. this systematic review and meta-analysis was performed to estimate the prevalence of rls in iran. materials and methods : by searchi...

We present a new tool for meta-analysis, Meta-Essentials, which is free of charge and easy to use. In this paper, we introduce the tool and compare its features to other tools for meta-analysis. We also provide detailed information on the validation of the tool. Although free of charge and simple, Meta-Essentials automatically calculates effect sizes from a wide range of statistics and can be u...

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...

Title: The cost determinants of routine infant immunization services: a meta-regression analysis of six country studies Authors: Nicolas Menzies ([email protected]) Christian Suharlim ([email protected]) Fangli Geng ([email protected]) Zachary Ward ([email protected]) Logan Brenzel ([email protected]) Stephen Resch ([email protected]) Version: 1 Da...