Table 2. Risk of Bias Assesment.

		Widjaja 2018	Sumantri 2018	Widjaja 2017
Selection Bias	Sequence generation
	Baseline characteristics
	Allocation concealment
Performance bias	Random housing
	Blinding
Detection bias	Random outcome assessment
	Blinding
Attrition bias	Incomplete outcome data
Reporting bias	Selective outcome reporting
Other	Other sources of bias
Overall