en تخصصي Special مروری Review article <div style="border-bottom:solid windowtext 1.0pt; border-top:solid windowtext 1.0pt; border-left:none; border-right:none; padding:1.0pt 0in 1.0pt 0in"><span style="font-size:12pt"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><b><span style="font-size:10.5pt">Background and Aims: </span></b><span style="font-size:10.5pt">Norovirus is the common etiologic agent of acute gastroenteritis. This study aimed to provide a systematic review and meta-analysis of norovirus prevalence in Iranian patients with acute gastroenteritis.</span></span></span></span><br> <span style="font-size:12pt"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><b><span style="font-size:10.5pt">Material and methods:</span></b><span style="font-size:10.5pt"> A</span> <span style="font-size:10.5pt">literature search was done in PubMed (Medline), Web of Science, Embase, Scopus, Google Scholar and Iranian databases (IranMedex, Scientific Information Databank) until December 2023. The keywords were Norovirus, Gastroenteritis, Prevalence, and Iran. The information, including first author&rsquo;s name, Iranian province or city, publication date, study period, sample size, the number of norovirus-positive subjects, laboratory detection method, age groups, gender, and the norovirus genogroups were extracted from articles.</span></span></span></span><br> <span style="font-size:12pt"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><b><span style="font-size:10.5pt">Results:</span></b><span style="font-size:10.5pt"> Seventeen articles, involving 4794 patients, were included in the meta-analysis. The pooled prevalence of norovirus was estimated at 9% (95% CI: 6% - 12%). The pooled prevalence of norovirus GI and GII genogroups was 1% (95% CI: 0% - 2%) and 9% (95% CI: 6% - 14%), respectively.</span></span></span></span><br> <span style="font-size:12pt"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><b><span style="font-size:10.5pt">Conclusions:</span></b><span style="font-size:10.5pt"> To manage norovirus-related gastroenteritis, monitoring patients with acute gastroenteritis is essential.</span></span></span></span></div> Norovirus, Gastroenteritis, Prevalence, Iran 34 45 http://journal.isv.org.ir/browse.php?a_code=A-10-40-9&slc_lang=en&sid=1 Mazaher Khodabandehloo mazaher-kh@muk.ac.ir 10031947532846008017 10031947532846008017 Yes Cellular and Molecular Research Center, Research Institute for Health Development, Kurdistan University of Medical Sciences, Sanandaj, Iran. Manouchehr Ahmadi Hedayati Manuchehr.Ahmadi@muk.ac.ir 10031947532846008018 10031947532846008018 No Liver and Digestive Research Center, Research Institute for Health Development, Kurdistan University of Medical Sciences, Sanandaj, Iran Yousef Moradi yousefmoradi211@yahoo.com 10031947532846008019 10031947532846008019 No Social Determinants of Health Research Center, Research, Institute for Health Development, Kurdistan University of Medical Sciences, Sanandaj, Iran