Table 1 Characteristics of non-PAD and PAD participants

Age (year), mean (SD)

69.71 (4.99)

66.81 (10.20)

0.474

Ankle brachial index, mean (SD)

1.13 (0.10)

0.63 (0.14)

<0.0001

Body mass index (kg/m²)^a, mean (SD)

25.15 (2.51)

28.41 (4.75)

0.257

Categorical variable

 Male sex, n

4

15

1.000

 African Americans, n

1

11

0.223

 Current smoker^a, n

0

14

0.224

 Angina^a, n

0

2

1.000

 Myocardial infarction^a, n

0

2

1.000

 Heart failure^a, n

0

0

1.000

 Stroke^a, n

0

2

1.000

 Pulmonary disease^a, n

0

5

1.000

 Cancer^a, n

2

3

0.068

 Diabetes^a, n

0

9

0.532

 Intermittent claudication^a, n

0

5

1.000

 Statin use^b, n

2

15

1.000