Table 4.

Quality of assessment of the included studies

Sr. No.	Study	Random sequence generation	Allocation concealment	Blinding of participants and personnel	Blinding of outcome assessment	Incomplete outcome data assessment	Selective reporting of outcome	Other source of bias	Risk of bias
1	Durmus et al. 2019	Low risk	Low risk	High risk	Low risk	High risk	Low risk	High risk	High risk
2	Hauser-Gerspach et al. 2009	High risk	High risk	High risk	High risk	Low risk	Low risk	High risk	High risk
3	Kurnic et al. 2018	Low risk	Low risk	High risk	High risk	Low risk	Low risk	High risk	High risk
4	Libonati et al. 2019	High risk	High risk	High risk	High risk	Low risk	Low risk	Low risk	High risk
5	Mese et al. 2020.	Low risk	Low risk	High risk	Low risk	High risk	Low risk	High risk	High risk
6	Safawat et al. 2018	Unclear risk	High risk	High risk	Low risk	Low risk	Low risk	High risk	High risk
7	Yesiloz Gokcen et al. 2019	Low risk	High risk	High risk	High risk	Low risk	Low risk	High risk	High risk