Table 3.

Characteristics of Chronic Obstructive Pulmonary Disease of the Participants

Characteristics		n	(%)
mMRC grade	0	13	16,3
	1	3	3,7
	2	21	26,3
	3	24	30,0
	4	19	23,7
	Total	80	100,0
Exacerbations per year	0	23	28,8
	1	41	51,2
	2	12	15,0
	More than 2	4	5,0
	Total	80	100,0
COPD spirometric pattern	Obstructive	56	70,0
	Restrictive	20	25,0
	Unknown	4	5,0
	Total	80	100,0
GOLD rating	Slight	38	47,5
	Moderate	28	35,0
	Very strong	14	17,5
	Total	80	100,0
Comorbidities (multiple answer)	Arterial hypertension	60	40,3
	Heart failure	17	11,4
	Type 2 diabetes mellitus	25	16,8
	Coronary artery disease	18	12,1
	Depression	2	1,3
	Dyslipidemia	13	8,7
	Hypothyroidism	11	7,4
	Prostate cancer	3	2,0
	Total	149	100,0

Abbreviations: mMRC, Medical Research Council Modified Dyspnea Scale; COPD, chronic obstructive pulmonary disease.