Table 3.

ROBINS-I Risk of Bias Assessment for One Non-Randomised Study included in the Meta-Analysis (Anxiety, Depression, Trait Mindfulness) and Narrative Review (fMRI)

	Outcome	Domain 1	Domain 2	Domain 3	Domain 4	Domain 5	Domain 6	Domain 7	Overall
Zhao 2019	Anxiety (self-report)	Moderate	Low	Low	Low	Low	Serious	No information	Moderate
	Depression (self-report)	Moderate	Low	Low	Low	Low	Serious	No information	Moderate
	Trait Mindfulness (self-report)	Moderate	Low	Low	Low	Low	Serious	No information	Moderate
	fMRI	Moderate	Low	Low	Low	Low	Low	No information	Moderate

Note. Domain 1 = bias due to confounding; Domain 2 = bias in selection of participants into the study; Domain 3 = bias in classification of interventions; Domain 4 = bias due to deviations from intended interventions; Domain 5 = bias due to missing data; Domain 6 = bias in measurement of outcomes; Domain 7 = bias in selection of the reported result; fMRI = Functional magnetic resonance imaging