Bias	Author's Judgment	Support for Judgment
Risk of bias arising from the randomization process	Low risk	Codes were used for randomization, but there are no baseline imbalances.
Risk of bias due to deviations from the intended interventions (effect of assignment to intervention)	Low risk	Double blinded study.
Risk of bias due to deviations from the intended interventions (effect of adhering to intervention)	Low risk	Double blinded study with no information on failing to implement intervention.
Missing outcome data	Low risk	Almost all the participants were analyzed.
Risk of bias in measurement of the outcome	Low risk	Outcome measures were conducted using Pender health promotion model. there was probably no difference in how the outcome was measured across groups.
Risk of bias in selection of the reported result	Low risk	All outcomes reported appropriately.