Meta-Analysis
Copyright ©2013 Baishideng Publishing Group Co.
World J Gastroenterol. Nov 21, 2013; 19(43): 7804-7812
Published online Nov 21, 2013. doi: 10.3748/wjg.v19.i43.7804
Table 4 Quality assessment of non-random controlled studies in the meta-analysis based on modified Newcastle-Ottawa Scale judgment
Ref.Selection
Comparability
Outcome assessment
Quality judgment
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Dempsey et al[12], 2004************
Di Martino et al[13], 2011************
Finley et al[14], 2007**********
Oelschlager et al[15], 2003****--****
Ramacciato et al[16], 2005**********
Richardson et al[20], 2006*****--*****
Tapper et al[22], 2008*--*******
Wright et al[24], 2007****--****