Table 3.

Level of evidence and methodological quality ratings

Reference	Level of Evidence	Score (−/28) / Quality Rating
Chong et al., 2015	III	15 / Fair
Goerendt et al., 2004	III	16 / Fair
Kojovic et al., 2014	III	19 / Fair
Kojovic et al., 2016	III	18 / Fair
Kojovic et al., 2019	III	14 / Poor
Schmidt et al., 2008	III	20 / Good
Shiner et al., 2012	III	16 / Fair
Timmer et al., 2018	III	21 / Good