Table 4.
Gait characteristics, mean (SD), by self-reported walking distance at baseline and follow-up
| Reported no change in walking distance |
Reported walking less at f/u |
Meaningful Decline Estimate |
Reported walking more at f/u |
Meaningful Improvement Estimate |
|
|---|---|---|---|---|---|
| N=67 | N=28 | N=43 | |||
| Gait speed (cm/s) |
|||||
| Initial | 99.6 (20.9) | 92.0 (23.0)a | 90.1 (17.2) | ||
| Follow-up | 98.7 (23.2) | 86.1 (20.9) | 89.6 (19.2) | ||
| Change | −.93 (10.5) | −5.9 (12.4) | 4.97 | −.5 (10.7) | .43 |
| Stance time SD (s) |
|||||
| Initial | .037 (.033) | .034 (.021) a | .047 (.036) | ||
| Follow-up | .035 (.023) | .044 (.031) | .049 (.044) | ||
| Change | −.002 (.026) | .010 (.025) | .012 | .002 (.043) | --- |
| Swing time SD (s) |
|||||
| Initial | .022 (.020) | .022 (.013) a | .027 (.020) | ||
| Follow-up | .026 (.018) | .037 (.031) | .032 (.027) | ||
| Change | .004 (.020) | .015 (.026) | .011 | .004 (.025) | 0 |
| Step length SD(cm) |
|||||
| Initial | 2.56 (1.11) | 2.46 (1.41) | 2.87 (1.32) | ||
| Follow-up | 2.63 (1.42) | 2.77 (1.85) | 2.69 (1.71) | ||
| Change | .07 (1.44) | .31 (1.84) | .24 | −.17 (2.07) | .24 |
| Step width SD (cm) |
|||||
| Initial | 0.36 (.15) | .31 (.15) | .29 (.13) a | ||
| Follow-up | 0.41 (.15) | .32 (.15) | .34 (.13) | ||
| Change | .05 (.14) | .01 (.11) | -- | .05 (.11) | 0 |
SD = standard deviation; f/u = follow-up
a
p-value <0.05; comparison of initial and follow-up values within group.