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Vancomycin-resistant Enterococcus (VRE) is considered to be a major nosocomial pathogen that results in serious morbidity and mortality worldwide. Limited information is available concerning the prevalence of VRE infections in Iran. We carried out a systematic search by using different electronic databases including: Medline (via PubMed), Embase, Web of Science, and the Iranian Database. Meta-analysis was performed using comprehensive meta-analysis software. The meta-analyses revealed that the prevalence of VRE infections was 9.4 % (95 % confidence interval [95 % CI] 7.3–12) among culture-positive cases for Enterococcus species. The prevalence of VRE in Iran is compared with the results of developed countries. The prevalence of VRE in Germany, the United Kingdom (UK), and Italy was 11.2 %, 8.5–12.5 %, and 9 % respectively. Additionally, the frequency of vancomycin resistance among …