Table III.
Correlations of changes in six-minute walk vs. treadmill walking performance with physical activity level
| Six-minute walk | Treadmill walking performance | ||||||
|---|---|---|---|---|---|---|---|
| Baseline | 6-month follow-up | Change | Baseline | 6-month follow-up | Change | ||
| GOALS randomized trial (N=171) | |||||||
| Six-minute walk | 355.5 (94.8) | 372.8 (104.8) | +17.4 (65.5) | Treadmill walking performance | 400.5 (255.4) | 451.2 (302.2) | +50.7 (166.6) |
| Physical activity | 722.3 (371.5) | 752.9 (383.5) | +30.7 (347.3) | Physical activity | 722.3 (371.5) | 752.9 (383.5) | +30.7 (347.3) |
| Correlations with physical activity | 0.456 P<0.001 | 0.517 P<0.001 | 0.306 P<0.001 | Correlations with physical activity | 0.419 P<0.001 | 0.448 P<0.001 | 0.100 P=0.193 |
| SILC randomized trial (N=83) | |||||||
| Six-minute walk | 329.9 (85.5) | 332.1 (88.7) | +2.2 (57.1) | Treadmill walking performance | 375.1 (238.3) | 506.7 (300.5) | +131.6 (204.1) |
| Physical activity | 692.6 (443.1) | 762.0 (715.3) | +69.5 (797.7) | Physical activity | 692.6 (443.1) | 762.0 (715.3) | +69.5 (797.7) |
| Correlations with physical activity | 0.200 P=0.070 | 0.232 P=0.035 | 0.325 P=0.003 | Correlations with physical activity | 0.187 P=0.090 | 0.164 P=0.138 | 0.121 P=0.277 |