Table 3.

Methodological Quality Measurement of the Included RCT Studies (PEDro Scale)

PEDro items	No. Studies	References
Random allocation	4	Fang et al., 2006; Tong et al., 2018; Wu et al., 2009; Zhu et al., 2012
Concealed allocation	2	Tong et al., 2018; Zhu et al., 2012
Baseline comparability	4	Fang et al., 2006; Tong et al., 2018; Wu et al., 2009; Zhu et al., 2012
Blinding of participants	0	0
Blinding of therapists	0	0
Blinding of assessors	0	0
Adequate follow-up (> 85%)	3	Fang et al., 2006; Tong et al., 2018; Wu et al., 2009
Intention-to-treat analysis	2	Tong et al., 2018; Zhu et al., 2012
Between-group statistical comparisons	4	Fang et al., 2006; Tong et al., 2018; Wu et al., 2009; Zhu et al., 2012
Reporting of point measures and measures of variability	4	Fang et al., 2006; Tong et al., 2018; Wu et al., 2009; Zhu et al., 2012