Table 3.

Quality assessment of cross-sectional studies

Name of the author	Questions							Total score
	Selection				Comparability	Outcome
	Q1	Q2	Q3	Q4	Q1	Q1	Q2
Antônio M. F. Leitão	A*	A*	C	A**	-	C*	A*	6
Caroline Bähler	A*	A*	C	C	-	B**	A*	5
Ulker Anadol Kelleci	B*	A*	C	A**	B*	C*	A*	7
Alexandra K. Dimitrova	A*	A*	C	A**	-	C*	A*	6
Somaye Chehel Cheraghi	B*	A*	C	A**	A*	C*	A*	7
X. Moisset	A*	A*	C	A**	-	C*	A*	6