Table 1 Baseline characteristics of the sample*
Baseline measures | Overall N = 178 | Control group N = 90 | Intervention group N = 88 | p value |
|---|---|---|---|---|
Age | 70.66 (9.44) | 71.64 (9.51) | 69.65 (9.32) | 0.1589 |
Male, % | 49.44 | 48.89 | 50.00 | 0.8822 |
African-American, % | 48.88 | 42.22 | 55.68 | 0.0725 |
Ankle brachial index | 0.67 (0.17) | 0.68 (0.18) | 0.67 (0.16) | 0.5309 |
Body mass index (kg/m2) | 28.79 (6.54) | 29.13 (6.67) | 28.45 (6.42) | 0.4928 |
Current smoker, % | 21.91 | 18.89 | 25.00 | 0.3244 |
Angina, % | 16.38 | 15.73 | 17.05 | 0.8132 |
MI, % | 13.48 | 14.44 | 12.50 | 0.7041 |
CHF, % | 11.24 | 12.22 | 10.23 | 0.6735 |
Stroke, % | 13.48 | 16.67 | 10.23 | 0.2085 |
Pulmonary disease, % | 12.92 | 13.33 | 12.50 | 0.8684 |
Cancer, % | 16.38 | 16.85 | 15.91 | 0.8652 |
Diabetes mellitus, % | 33.71 | 37.78 | 29.55 | 0.2454 |
Knee arthritis, % | 28.25 | 22.47 | 34.09 | 0.086 |
Hip arthritis, % | 15.73 | 18.89 | 12.50 | 0.2418 |
Spinal stenosis, % | 9.55 | 7.78 | 11.36 | 0.4157 |
Disc disease, % | 23.73 | 24.72 | 22.73 | 0.7555 |
Rheumatoid arthritis, % | 11.3 | 7.87 | 14.77 | 0.1467 |
Six minute walk (m) | 355.33 (94.54) | 353.27 (91.92) | 357.43 (97.64) | 0.7701 |