Effects of mindfulness-based intervention programs on sleep among people with common mental disorders: A systematic review and meta-analysis

Table 4 Risk of bias in the studies

Ref.	Randomisation process	Deviation from intended intervention	Missing outcome data	Measurement of outcome	Selection of the reported results	Overall
Wahbeh[29], 2018	Low risk	Low risk	Some concerns	Some concerns	Low risk	High
Boettcher et al[50], 2014	Low risk	Low risk	Low risk	Some concerns	Low risk	Some concerns
Wahbeh et al[47], 2016	Low risk	Low risk	Low risk	Some concerns	Low risk	Some concerns
Britton et al[49], 2012	Low risk	Low risk	Low risk	Some concerns	Low risk	Some concerns
Vøllestad et al[51], 2011	Low risk	Low risk	Low risk	Some concerns	Low risk	Some concerns
Britton et al[48], 2010	Low risk	Some concerns	Low risk	Low risk	Low risk	Some concerns
Hoge et al[52], 2013	Low risk	Low risk	Low risk	Low risk	Low risk	Low
Horenstein et al[45], 2019	Low risk	Low risk	Low risk	Some concerns	Low risk	Some concerns
Pinniger et al[46], 2013	Low risk	High risk	Some concerns	Low risk	Low risk	High
Stötter et al[31], 2013	Low risk	Low risk	Low risk	Low risk	Low risk	Low