Table A10.

The methodological quality assessment results of analytical cross-sectional studies.

Study	Q1	Q2	Q3	Q4	Q5	Q6	Q7	Q8	Overall Appraisal
Shih et al., 2017 [49]	Y	Y	Y	Y	Y	Y	Y	Y	Include
Leung et al., 2020 [30]	Y	Y	U	U	U	U	U	Y	Include

Y = Yes, N = No, U = Unclear, NA = Not applicable. JBI critical appraisal checklist for analytical cross-sectional studies: Q1 = Were the criteria for inclusion in the sample clearly defined? Q2 = Were the study subjects and the setting described in detail? Q3 = Was the exposure measured in a valid and reliable way? Q4 = Were objective, standard criteria used for measurement of the condition? Q5 = Were confounding factors identified? Q6 = Were strategies to deal with confounding factors stated? Q7 = Were the outcomes measured in a valid and reliable way? Q8 = Was appropriate statistical analysis used?