TABLE II.

Risk of Bias Assessment of the Included Studies with Use of the RoB v2 Tool^*

Study	Randomization Process	Deviations from Intended Interventions	Missing Outcome Data	Measurement of the Outcome	Selection of the Reported Result	Overall
Banger MS et al.15 (2020)	?	+	+	?	+	?
Blyth MJG et al.16 (2021)	+	+	+	+	+	+
Cho KJ et al.17 (2019)	?	+	+	?	+	?
Winnock de Grave P et al.18 (2022)	?	+	+	?	+	?
Kim YH et al.19 (2020)	?	+	+	−	+	−
Liow MHL et al.20 (2017)	−	+	+	−	+	−
Li Z et al.21 (2022)	?	+	+	+	+	?
Song EK et al.22 (2013)	+	+	+	+	+	+
Thiengwittayaporn S et al.23 (2021)	+	+	+	+	+	+
Vaidya NV et al.24 (2022)	?	+	+	?	+	?
Xu J et al.25 (2022)	?	+	+	+	+	?
Xu Z et al.26 (2022)	?	+	+	+	+	?

^*Low risk of bias is represented with “+”; some concerns of bias, with “?”; and high risk of bias, with “−”.