Effects of Tai Chi Chuan on Cognitive Function in Older Adults with Cognitive Impairment: A Systematic and Meta-Analytic Review

Table 2

Methodological quality assessment for the included studies.

Reference	Item 1	Item 2	Item 3	Item 4	Item 5	Item 6	Item 7	Item 8	Item 9	Item 10	Sum score
Bao [27]	1	0	1	0	0	0	1	1	1	1	6
Chan et al. [28]	1	1	1	0	0	1	1	1	1	1	8
Cheng et al. [29]	1	0	1	0	0	0	1	1	1	1	6
Deschamps et al. [19]	1	0	0	0	0	1	0	0	1	1	4
Huang et al. [31]	1	1	1	1	1	1	1	1	1	1	10
Lam et al. [32]	1	1	1	0	1	1	1	1	1	1	9
Lavretsky et al. [35]	1	1	1	1	0	1	1	0	1	1	8
Mortimer et al. [36]	1	0	1	0	0	0	1	0	1	1	5
Nguyen and Kruse [37]	1	0	1	0	0	0	1	0	1	1	5
Sun et al. [38]	1	1	1	0	0	0	0	1	1	1	6
Sungkarat et al. [39]	1	1	1	0	0	1	1	1	1	1	8
Tao et al. [43]	1	1	1	1	0	1	0	0	1	1	7
Taylar-Piliae et al. [44]	1	0	1	0	0	0	1	1	1	1	6
Tsai et al. [45]	1	1	1	0	1	1	1	0	1	1	8

Note: Item 1, randomization; Item 2, concealed allocation; Item 3, similar baseline; Item4, blinding of subjects; Item 5, blinding of therapists; Item 6, blinding of assessors; Item 7, more than 85% retention; Item 8, intent-to-treat analysis; Item 9, between-group comparison; Item 10, point measure and measures of variability; 1, explicitly described and present in details; 0, absent, inadequately described, or unclear.