Table 1 Demograhics and risk factors in patient population, n = 200

Age (mean + SD)

70 + 9 y

Gender (male/female; %)

57/43

Regulary smoking (current or in the last five years), %

49

Previous TIA or stroke, %

10

Diabetes, %

29

Hyperlipidemia, %

11

Angina pectoris/previous myocardial infarction, %

43

Chronic pulmonary disease, %

13

Kidney disease (s-creatinine >150 mmol/l), %

10

Ankle-brachial -index (mean + SD)

0.70 + 0.18