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Table 1 Risk of Bias for all studies included in the systematic review

From: Monoclonal antibodies in type 2 asthma: a systematic review and network meta-analysis

Study (Ref)

Random Sequence Generation

Allocation Concealment

Selective Reporting

Other Bias

Blinding

Incomplete outcome data

BIAS judgement

Flood-Page et al. 2007 [50]

Unclear

Unclear

Low

High

Unclear

Low

High Risk

Busse et al. 2008 [68]

Unclear

Unclear

Low

Unclear

Low

Low

High Risk

Haldar et al. 2009 [49]

Low

Unclear

Low

Unclear

Unclear

Low

Intermediate Risk

Corren et al. 2011 [18]

Low

Low

Low

Unclear

Low

Low

Low Risk

Castro et al. 2011 [54]

Unclear

Unclear

Low

Unclear

Low

Low

Intermediate Risk

Pavord et al. 2012 [15]

Low

Low

Low

Unclear

Low

Low

Low Risk

Noonan et al. 2013 [57]

Unclear

Unclear

Low

Unclear

Unclear

Low

High Risk

Wenzel et al. 2013 [65]

Low

Low

Low

Unclear

Low

Low

Low Risk

Oh et al. 2013 [20]

Low

Low

Unclear

Unclear

Low

Unclear

Low Risk

Piper et al. 2013 [59]

Low

Unclear

Low

Unclear

Unclear

Low

Intermediate Risk

De Boever et al. 2014 [62]

Low

Low

Low

Unclear

Low

Low

Low Risk

Ortega et al. 2014 [36]

Low

Unclear

Low

Unclear

Low

Unclear

Intermediate Risk

Castro et al. 2014 [42]

Low

Low

Low

Unclear

Low

Low

Low Risk

Hanania et al. 2015 [33]

Low

Low

Unclear

Unclear

Low

Low

Intermediate Risk

Brightling et al. 2015 [61]

Low

Low

Low

Unclear

Unclear

Low

Intermediate Risk

Castro et al. 2015 [37]

Low

Low

Low

Unclear

Low

Low

Low Risk

Hanania et al. 2016 [34]

Low

Low

Low

Unclear

Low

Low

Low Risk

Bjermer et al. 2016 [53]

Unclear

Unclear

Unclear

Unclear

Unclear

Unclear

High Risk

Corren et al. 2016 [52]

Unclear

Unclear

Low

Unclear

Unclear

Low

High Risk

Bleecker et al. 2016 [38]

Low

Unclear

Low

Unclear

Low

Low

Intermediate Risk

FitzGerald et al. 2016 [39]

Low

Low

Low

Unclear

Low

Low

Low Risk

Park et al. 2016 [40]

Low

Unclear

Low

Low

Low

Low

Low Risk

Nowak et al. 2016 [41]

Low

Unclear

Low

Unclear

Low

Low

Intermediate Risk

Wenzel et al. 2016 [64]

Low

Low

Low

Unclear

Low

Low

Low Risk

Corren et al. 2017 [13]

Low

Low

Low

Unclear

Low

Low

Low Risk

Chupp et al. 2017 [48]

Low

Low

Low

Unclear

Low

Low

Low Risk

Ferguson et al. 2017 [46]

Low

Low

Low

Unclear

Low

High

Intermediate Risk

Panettieri et al. 2018 [35]

Low

Low

Low

Unclear

Low

Low

Low Risk

Russel et al. 2018 [60]

Low

Low

Low

Unclear

Low

Low

Low Risk

Castro et al. 2018 [19]

Low

Unclear

Low

High

Low

Low

High Risk

  1. Risk of bias assessed by Cochrane tool for randomized controlled trials. Thirty studies were assessed for their risk of bias. Underlined studies are included in the meta-analysis