Table 2.

Flanker task performance.

	Tai Chi Chuan M(SD)	Brisk walking M(SD)	Control M(SD)
Pre
Inhibitory control RT (ms)	116.82 (16.63)	121.09 (30.36)	119.03 (31.36)
Congruent accuracy (%)	0.969 (0.040)	0.963 (0.042)	0.957 (0.037)
Incongruent accuracy (%)	0.956 (0.025)	0.962 (0.039)	0.953 (0.015)
Post
Inhibitory control RT (ms)	95.66 (21.80)	115.32 (32.24)	127.23 (33.65)
Congruent accuracy (%)	0.967 (0.039)	0.962 (0.043)	0.953 (0.035)
Incongruent accuracy (%)	0.954 (0.021)	0.959 (0.031)	0.955 (0.015)