Table 1. Prevalence of cardiovascular risk factors among all participants included in the study by groups.

Variables	Patients (n=200)	Controls (n=200)	p-value
Age year mean (SD)	66 ± 12	62 ± 13	0.086
Gender: males	114 (57%)	104 (52%)	0.317
Smoking
Non-smokers	99 (49.5%)	151 (75.5%)	< 0.001
Smokers	41 (20.5%)	39 (19.5%)
Former smokers	60 (30%)	10 (5%)
Hypertension	107 (53.5%)	59 (29.5%)	< 0.001
Dyslipidemia	26 (13%)	23 (11.5%)	0.648
Respiratory disease	2 (1.8%)	8 (4%)	0.055
Diabetes mellitus 2	44 (22%)	0	-
Kidney diseases	15 (7.5%)	12 (6%)	0.550
Liver disease	10 (5%)	9 (4.5%)	0.814

Numerical variables are presented as mean (SD), while categorical variables as number (percentage).