Table 3.

McGill Qualitative Methodological Quality Criteria

Study	1.1. Source relevance	1.2. Process relevance	1.3. Content relevance	1.4. Researcher influence	Scoring (%)
Choi et al. [13] (2015)	Yes	Yes	Yes	Yes	100
Crowe et al. [17] (2016)	Yes	Yes	Yes	No	75
Goodman [14] (2016)	Yes	Yes	Yes	No	75
Hipolito-Delgado et al. [9] (2011)	No	Yes	Yes	Yes	75
Ishii et al. [8] (2009)	Yes	Yes	Yes	Yes	100
Peiying et al. [12] (2012)	Yes	Yes	Yes	No	75
Prosek and Michel [16] (2016)	Yes	Yes	Yes	Yes	100
Shannonhouse et al. [15] (2015)	Yes	Yes	Yes	Yes	100
Smith-Augustine et al. [11] (2014)	No	Yes	Yes	Yes	75