Table 3.

Quality assessment scores using MMAT (Pluye et al., 2011).

	1. Qualitative				4. Quantitative descriptive				5. Mixed methods			Overall quality score
References	1.1	1.2	1.3	1.4	4.1	4.2	4.3	4.4	5.1	5.2	5.3
Abeles and Hafeli, 2014	No	Yes	No	No								*
Allmendinger et al., 1996	No	No	No	No	No	No	No	Can't tell	No	Yes	No	U
Ascenso et al., 2017	Yes	Yes	No	No								**
Bodner and Bensimon, 2008					No	No	Yes	Yes				**
Brodsky, 2006	Yes	Yes	Yes	No								***
Burgoyne et al., 1999	No	Yes	No	No								*
Cooper et al., 1989	No	Can't tell	No	No	No	No	No	Can't tell	No	No	No	U
Dobson, 2010b	No	No	No	No								U
Draugelis et al., 2014					Can't tell	Can't tell	Yes	Can't tell				*
Johansson and Theorell, 2003					Yes	Yes	No	Yes				***
Kenny et al., 2016a					Yes	Yes	Yes	Yes				****
Kivimaki and Jokinen, 1994					Yes	No	Yes	No				**
Kubacki, 2008	No	Yes	No	No								*
Mogelof and Rohrer, 2005	Can't tell	Yes	No	No	Yes	No	Yes	No	Yes	Yes	No	*
Parasuraman and Purohit, 2000					No	No	No	Yes				*
Perkins et al., 2017	Yes	Yes	No	Yes								***
Quested et al., 2013					Yes	No	Yes	Can't tell				**
Robb et al., 2018	Yes	Yes	No	No								**
Sandgren, 2002	Yes	Yes	No	No	No	No	No	Yes	Yes	No	No	*
Smith, 1989	Yes	No	No	No								*

^*meets 25% of MMAT criteria.

^**meets 50% of MMAT criteria.

^***meets 75% of MMAT criteria.

^****meets 100% of MMAT criteria.

U, Unclassified.