Table I.
Clinical characteristics of symptomatic patients with peripheral artery disease (n = 151).
| Variables | Values |
|---|---|
| Mean (SD) [Min, Max] | |
| Age (years) | 65 (10) [39, 89] |
| Weight (kg) | 82.5 (18.5) [47.2, 140.6] |
| Height (cm) | 168.7 (9.5) [147.0, 193.0] |
| Body Mass Index (kg/m2) | 29.0 (6.1) [18.0, 48.4] |
| Ankle/Brachial Index - Rest | 0.70 (0.27) [0.32, 1.28] |
| Claudication Onset Time (sec) | 193 (162) [21, 782] |
| Peak Walking Time (sec) | 398 (262) [36, 1200] |
| 6-Minute Walk Pain-Free Distance (m) | 184 (117) [15.2, 516.0] |
| 6-Minute Walk Distance (m) | 342 (96) [121.9, 520.0] |
| Total Daily Steps (steps/day) | 6438 (3442) [56, 20,112] |
| Moderate-to-Vigorous Daily Steps (steps/day) | 1416 (1364) [0, 8,020] |
| WIQ Distance Score (%) | 35 (32) [1, 100] |
| WIQ Speed Score (%) | 33 (23) [0, 100] |
| WIQ Stair Climbing Score (%) | 39 (29) [0, 100] |
| MOS SF-36 Physical Function Score (%) | 43 (20) [5,90] |
| Number (Percentage %) with Characteristics Present | |
| Sex (% Men) | 81 (54) |
| Race (% Caucasian) | 79 (52) |
| Current Smoking (% yes) | 62 (41) |
| Hypertension (% yes) | 132 (87) |
| Dyslipidemia (% yes) | 136 (90) |
| Diabetes (% yes) | 69 (46) |
| Obesity (% yes) | 63 (42) |
| Lower Extremity Revascularization (% yes) | 57 (38) |
| Bilateral Leg Pain (% yes) | 96 (64) |
| Coronary Artery Disease (% yes) | 47 (31) |
| Chronic Kidney Disease (% yes) | 38 (25) |
| Chronic Obstructive Pulmonary Disease (% yes) | 42 (28) |
MOS SF-36 = Medical Outcomes Study Short-Form 36 survey, WIQ = walking impairment questionnaire