Bias	Author's judgment	Support for judgment
Risk of bias arising from the randomization process	Some concerns risk	No information on how the randomization was conducted. “Participants and data analysts were masked to group assignment.”
Risk of bias due to deviations from the intended interventions (effect of assignment to intervention)	Low	healthcare worker delivering the intervention was aware of the participants assigned to the trial however there were no deviations reported.
Risk of bias due to deviations from the intended interventions (effect of adhering to intervention)	Some concerns	Participants were possibly aware of their assigned intervention as well as the people delivering the intervention.
Missing outcome data	Low risk	Data was reported for most participants. Reason for missing participants was reported.
Risk of bias in measurement of the outcome	Some concerns	outcome measures were appropriate however assessors were not blinded.
Risk of bias in selection of the reported result	Low risk	All outcomes were measured as stated in methods