Table 3.

Methodological Quality of Included Randomized Controlled Trials

Study	Randomization Process	Deviation from Intended Intervention	Missing Outcome Data	Measurement of the Outcome	Selection of the Reported Result	Overall Risk
Tan et al (2020)	+	!	+	+	+	+
Kekale et al (2016)	!	!	!	–	+	!

Notes: +: low risk of bias; !: some concern; -: high risk of bias.