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. 2021 Nov 19;12:756200. doi: 10.3389/fphys.2021.756200

TABLE 3.

Newcastle-Ottawa Scale for assessing the quality of included non-RCT studies.

Selection
Comparability
Outcome
Study ID Year S1 S2 S3 S4 C1 C2 O1 O2 O3 No. of star
Fattal et al. 2018 6
Kuhn et al. 2014 6
Mazzoleni et al. 2017 6
Mazzoleni et al. 2013 6
Popovic-Maneski et al. 2018 7
Reichenfelser et al. 2012 7
Sadowsky et al. 2013 7
Sköld et al. 2002 7
Yas̨ar et al. 2015 6
Krause et al. 2008 5
Szecsi and Schiller 2009 5