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Table 3 Quality Evaluation of the Individual Studies

From: Gender differences in pulmonary arterial hypertension patients with BMPR2 mutation: a meta-analysis

Study IDQ1Q2Q3Q4Q5
Austin 2009 [8]YesNoYesYesYes
Bruggen 2016 [12]YesNoYesYesYes
Chida 2012 [20]YesNoYesNoNo
Elliott 2006 [21]YesNoYesYesYes
Gamou 2017 [14]YesNoYesYesYes
Ghigna 2016 [10]YesNoYesYesYes
Girerd 2010 [9]YesNoYesYesYes
Isobe 2016 [18]YesNoYesYesYes
Kabata 2013 [13]YesNoYesYesYes
Liu 2012 [11]YesNoYesYesYes
Mutlu 2016 [23]YesNoYesYesYes
Navas 2016 [19]YesNoYesYesYes
Pfarr 2011 [17]YesNoYesYesYes
Pousada 2014 [22]YesNoYesYesYes
Rosenzweig 2008 [24]YesNoYesYesYes
Sztrymf 2008 [15]YesNoYesYesYes
Yang 2018 [16]YesNoYesYesYes
  1. Q question; Q1 (external validity): Did the patients represent a variety of disease severities?; Q2 (external validity): Did the included study exhibit bias?; Q3 (internal validity): Was the follow-up percentage of all enrolled patients greater than 80%?; Q4 (internal validity): Were the predictors to be evaluated blinded to the outcome events?; Q5 (internal validity): Were the outcome events blinded to the predictors?