Table 1.

Patients’ demographic, lung function, comorbidity, and smoking habit characteristics

Characteristics, N=327
Age (years)	64±8
Male/female	181/146
BMI (kg/m2)	27±7
FEV1 (% predicted)	45±19
Hypertension	257 (79%)
Diabetes	85 (26%)
Pulmonary hypertension	104 (32%)
Quitting of smoking	245 (75%)

Note: Data presented as mean ± SD, n/n, and n (%).

Abbreviations: BMI, body mass index; FEV₁, forced expiratory volume in the first second.