Table 2.

Baseline characteristics of the patients under study.

	PAD Patients n = 100
Males, n	75
Age, years	71 ± 9
Risk factors; n
Smoking habit	92
Current smokers	4
Hypertension	81
Hyperlipidemia	67
Type 2 diabetes	43
Chronic kidney disease	11
Family history for cardiovascular disease	35
Comorbidities, n
Ischemic heart disease	45
Stroke	15
Osteoarticular disorders	34
Pulmonary diseases	11
Neoplastic disesase	21
Charlson Comorbidity Index	3 ± 2
Age-adjusted Charlson Index	6 ± 2
Peripheral vascular disease
Rutherford stage 1	4
Rutherford stage 2	79
Rutherford stage 3	17
Revascularizations	28
Disease duration, years	6 ± 5
Bilateral disease	75
Ankle-brachial index more impaired limb	0.59 ± 0.19
Ankle-brachial index less impaired limb	0.82 ± 0.17
Pain-free walking distance (m)	114 ± 61
6-min walking distance (m)	287 ± 85