Table 2.

Randomized controlled trial risk of bias assessment.

Study	Random sequence generation	Allocation concealment	Blinding of participants and personnel	Blinding of outcome assessment	Incomplete outcome data	Selective reporting
Mirelman et al [20], 2016	Low risk	Unsure	High risk	Low risk	Low risk	Low risk
Delbroek et al [52], 2017	Unsure	Unsure	Low risk	Low risk	Unsure	Low risk
Wiloth et al [13], 2017	Low risk	High risk	Low risk	Low risk	Low risk	Low risk
Maidan et al [53], 2018	Unsure	High risk	High risk	Low risk	Low risk	Low risk
Werner et al [54], 2018	Low risk	Unsure	Low risk	Unsure	Low risk	Low risk
Pelosin et al [55], 2018	Low risk	High risk	High risk	Low risk	Low risk	Low risk
Spanò et al [34], 2022	High risk	High risk	High risk	High risk	Low risk	Low risk