Table 1.

Quality assessment results using the risk-of-bias assessment tool.

First Author	Year of Publication	Randomization	Allocation Concealment	Incomplete Outcome Data	Adequate Follow Up	Selective Reporting
Amorim AB	2019	+	-	-	-	-
Bailey JF	2020	-	-	+	-	-
Chhabra HS	2018	+	-	+	-	+
Hasenöhrl T	2020	-	+	+	-	+
Huber S	2017	-	-	-	-	-
Irvine AB	2015	+	-	-	-	+
Shebib R	2019	+	+	+	-	-
Toelle TR	2019	+	+	-	-	-
Yang J	2019	+	-	+	-	+