Table 1.
Baseline Characteristics of Participants with and without Peripheral Arterial Disease
| PAD (n=370) |
No PAD (n=238) |
P Value | |
|---|---|---|---|
| Age (years) | 74.5±7.86 | 71.6±7.57 | <0.001 |
| Male sex (%) | 55.41 | 43.28 | 0.004 |
| Black race (%) | 15.41 | 20.17 | 0.13 |
| Current or former smoker (%) | 78.1% | 57.6% | <.001 |
| ABI | 0.63±0.16 | 1.09±0.09 | <0.001 |
| Body mass index (kg/M2) | 28.0±4.97 | 29.1±5.65 | 0.013 |
| Diabetes Mellitus (%) | 32.97 | 23.53 | 0.013 |
| Angina (%) | 33.24 | 20.17 | <0.001 |
| Calf muscle area (mm2) | 5,542±1,149 | 6,031±1,535 | <0.001 |
| Calf muscle percent fat (%) | 11.1±12.3 | 9.6±11.8 | 0.15 |
| Calf muscle density gm/cm3 | 32.7±4.1 | 33.9±3.9 | <0.001 |
| Baseline six-minute walk performance (feet) | 1137±384 | 1437±415 | <0.001 |
| Pentoxifylline or cilostazol use (%) | 5.14 | 0.42* | 0.013 |
| Percent stopping during the six-minute walk at baseline | 28.22 | 7.56 | <.001 |
*
One participant without PAD was taking pentoxifylline for Raynaud’s disease.