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Table 2 Assessment on the methodological strategies of the included studies

From: Efficacy and safety of calcitonin-gene-related peptide binding monoclonal antibodies for the preventive treatment of episodic migraine – an updated systematic review and meta-analysis

Trial ID

Random sequence generation

Allocation concealment

Blinding

Incomplete outcome data

Selective outcome reporting

Other sources of bias

Uwe Reuter 2018

Low risk

Low risk

Low risk

Low risk

Low risk

Unclear risk

David W Dodick 2017

Low risk

Low risk

Low risk

Low risk

Low risk

Unclear risk

Peter J. Goadsby 2017

Low risk

Low risk

Low risk

Low risk

Low risk

Unclear risk

Hong Sun 2016

Low risk

Low risk

Low risk

Low risk

Low risk

Unclear risk

David W Dodick 2014

Low risk

Low risk

Low risk

Low risk

Low risk

Unclear risk

David W. Dodick 2018

Low risk

Low risk

Low risk

Low risk

Low risk

Unclear risk

Marcelo E Bigal 2015

Low risk

Low risk

Low risk

Low risk

Low risk

Unclear risk

Vladimir Skljarevski 2018

Low risk

Low risk

Low risk

Low risk

Low risk

Unclear risk

Vladimir Skljarevski 2017

Low risk

Low risk

Low risk

Low risk

Low risk

Unclear risk

Virginia L. Stauffer 2018

Low risk

Low risk

Low risk

Low risk

Low risk

Unclear risk

David W Dodick 2014

Low risk

Low risk

Low risk

Low risk

Low risk

Unclear risk