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Table 2 Quality evaluation with Cochrane’s risk of bias tool

From: Influence of sugammadex versus neostigmine for neuromuscular block reversal on the incidence of postoperative pulmonary complications: a meta-analysis of randomized controlled trials

  Sequence generation Allocation concealment Blinding of participants and personnel Blinding of outcome assessment Incomplete outcome data Selective outcome reporting Other potential threats Total
Schaller et al., 2010 Low Low Low Low Low Low Unclear 6
Geldner et al., 2012 Low Unclear Low Low Low Low Unclear 5
Carron et al., 2013 Low Low Unclear Unclear Low Low Unclear 4
Koyuncu 2014 Unclear Unclear Low Low Low Low Unclear 4
Brueckmann et al., 2015 Low Low Low Low Low Low Low 7
Unal et al., 2015 Unclear Low Unclear Unclear Low Low Unclear 3
Hakimoglu et al., 2016 Low Unclear Unclear Unclear Low Low Unclear 3
Loh 2017 Low Low Low Low Low Low Unclear 6
Yagan et al., 2017 Low Low Low High Low Low Unclear 5
Alday et al., 2019 Unclear Unclear Low High Low Low Unclear 3
Claroni et al., 2019 Low Low Low Low Low Low Unclear 6
Togioka et al., 2020 Low Low High High Low Low Low 4
Lee et al., 2020 Low Low High Low Low Low Unclear 5
Ba et al., 2020 Low Unclear Unclear Unclear Low Low Unclear 3