Table 2.

Baseline analysis in different instruments (N=60)

Outcome measure	Experimental group (n=30) Mean ± SD	Control group (n=30) Mean ± SD	t-test	P-value
Disease knowledge (COPD-Q)	7.57±2.49	8.07±1.72	−1.139	0.259
Self-efficacy (PRAISE)	43.50±5.73	47.30±7.86	−2.144	0.036*
Patient activation level (PAM)	59.64±14.38	65.59±16.20	−1.504	0.138
Impact of COPD (CAT)	9.93±6.57	8.60±4.76	0.900	0.372

Note: *P<0.05.