Table 2.

Quality assessment of non-RCTs.

	Study design	Clear statement of aims	Rationale for intervention points or adequate baseline measurement	Explanation for lack of control group	Justification for sample choice	Blinded assessment of primary outcome measures	Reliable primary outcome measures	Incomplete outcome data addressed	Intervention unlikely to affect data collection	Attempts to mitigate effects of no control	Analysis sufficiently rigorous	Free of selective outcome reporting	Limitations addressed	Conclusions clear and justified	Free of other bias	Ethics issues addressed	Final ICROMS score
de Bruin et al. (2014)	NCBA	+	+	−	+	+	+	+	+	−	+	+	+	+	+	+	13

Note. NCBA = non-controlled before-after; quality ratings: + = yes, − = no,? = unknown; final ICROMS score: low quality = 0–12 points, medium quality = 13–17 points, high quality = 18–26 points.