Table 2.
Baseline | 3 months | 12 months | ||||
---|---|---|---|---|---|---|
Mean (SD) | Min–Max | Mean (SD) | Min–Max | Mean (SD) | Min–Max | |
Usual gait speed (m/s) | 1.25 (0.22) | 0.60–1.72 | 1.29 (0.25) | 0.70–1.97 | 1.27 (0.25) | 0.49–1.81 |
Rapid gait speed (m/s) | 1.87 (0.39) | 0.74–2.71 | 1.86 (0.39) | 0.83–2.87 | 1.86 (0.41) | 0.59–2.87 |
6-min walk distance (ft) | 1717 (359) | 391–2616 | 1813 (353) | 771–2715 | 1823 (363) | 762–2658 |
SF-36 physical function score | 77.89 (19.12) | 25–100 | 77.91 (22.17) | 10–100 | 76.17 (23.26) | 10–100 |
Time for five chair stands (s) | 11.32 (3.45) | 5.0–27.0 | 11.08 (3.37) | 6.6–25.0 | 10.97 (4.44) | 5.2–41.6 |
Note: SD = standard deviation.