Table 3.

Variation tendency of chronic obstructive pulmonary disease assessment test, exercise self-regulatory efficacy scale, and modified Medical Research Council scale scores in the two groups.

Item and group	CATa		Ex-SRESb		mMRCc
	F 1,3	P value	F 1,3	P value	F 1,3	P value
Time	7.78	.001	21.91	<.001	29.64	<.001
Group	0.39	.53	0.23	.63	0.00	>.99
Time×group	0.02	.98	2.02	.14	0.8	.43

^aCAT: chronic obstructive pulmonary disease assessment test.

^bEx-SRES: exercise self-regulatory efficacy scale.

^cmMRC: modified Medical Research Council scale.