Table 3.

Quality assessment of included studies.

study	Selection bias		Performance bias	Detection bias	Attrition bias	Reporting bias	Other bias	Total score (max = 7)
	Random sequence generation	Allocation concealment	Blinding of participants and personnel	Blinding of outcome assessment	Incomplete outcome data	Selective reporting
Cabral et al., 2022a [17]	+	+	+	+	+	?	?	5
Cabral et al., 2022b	+	+	+	+	+	?	?	5
Cabral et al., 2022b [18]	+	+	+	+	+	+	+	7
Ren et al., 2020 [19]	?	?	+	+	?	?	?	2
Russia, 2022	?	?	+	+	?	?	?	2