Table 5.

Cochrane risk of bias assessment in k = 4 RCTs

Study	Random sequence generation (selection bias)	Allocation concealment selection bias)	Blinding of participants and personnel (performance bias)	Blinding of outcome assessors (detection bias)	Incomplete outcome data (attrition bias)	Selective reporting (reporting bias)	Other bias
Dinur-Klein et al., 2014 [18]	LOW	LOW	LOW	LOW	LOW	LOW	HIGH
Ceccanti et al., 2015 [20]	LOW	LOW	LOW	LOW	UNCLEAR	LOW	HIGH
Bolloni et al., 2016 [24]	UNCLEAR	UNCLEAR	LOW	LOW	HIGH	LOW	LOW
Addolorato et al., 2017 [25]	LOW	LOW	LOW	LOW	LOW	LOW	LOW