Smoking cessation can improve quality of life among COPD patients: Validation of the clinical COPD questionnaire into Greek

Table 5 Comparison between the CCQ scores before and after smoking cessation among COPD patients (n = 26)

		Before	After
	N	Mean ± SD	Mean ± SD	p-value¹	ICC	95% C.I
CCQ total scores before and after	26	1.08 ± 0.82	0.72 ± 0.69	<0.001	0.848	0.690 - 0.929
On average, during the past 24 hours, how often did you feel:
Short breath at rest	26	0.50 ± 0.86	0.19 ± 0.49	0.054	0.367	-0.016 - 0.656
Short of breath doing physical activities?	26	0.88 ± 1.10	0.50 ± 0.86	0.008	0.793	0.591 - 0.902
Concerned about getting a cold or your breathing getting worse?	26	0.88 ± 1.21	0.30 ± 0.73	0.005	0.595	0.276 - 0.795
Depressed (down) because of your breathing problems?	26	0.65 ± 1.01	0.34 ± 0.79	0.011	0.820	0.638 - 0.915
In general, during the past 24 hours, how much of the time:
Did you cough?	26	1.65 ± 1.44	1.00 ± 1.23	0.002	0.734	0.491 - 0.871
Did you produce phlegm?	26	1.38 ± 1.09	0.92 ± 0.89	0.008	0.711	0.452 - 0.859
On average, during the past 24 hours, how limited were you in these activities because of your breathing problems:
Strenuous physical activities	26	2.53 ± 1.88	2.19 ± 1.38	0.083	0.825	0.648 - 0.918
Moderate physical activities	26	1.46 ± 1.83	1.19 ± 1.60	0.161	0.844	0.683 - 0.927
Daily activities at home	26	0.61 ± 1.09	0.38 ± 0.94	0.034	0.874	0.738 - 0.941
Social activities	26	0.23 ± 0.58	0.19 ± 0.56	0.317	0.942	0.876 - 0.974

ISSN: 1471-2466