Table 3 The Cochrane Risk of Bias Tool for RCTs.

Author	Selection bias		Performance bias	Detection bias	Attrition bias	Reporting bias	Other bias
	Random sequence	Allocation concealment	Blinding of participants and personnel	Blinging of outcome assessment	Incomplete outcome data	Selective reporting
Kalapala R 2022	Low risk	Low risk	High risk (Investigator who performed procedure was not blinded)	Low risk (investigator who followed patients and patients were blinded)	Low risk	Low risk	Low risk
Maydeo A 2023	Low risk	Low risk	High risk	Low risk (assessor blinded)	Low risk	Low risk	Low risk
Antoniou S 2011	Low risk	Low risk	High risk	High risk	Low risk	Low risk	Low risk
Rothstein R 2006	Low risk	Low risk	High risk	High risk	Low risk	Low risk	Low risk