Table 3.
Standardized Response Means (95% Confidence Interval) for the 4-meter Walk Tests (usual and fastest speeds) and 6-Minute Walk Test for each testing period.
| Measure | Pre-op to 1 mo | 1 mo to 2 mo | 2 mo to 3 mo | 3 mo to 6 mo | 6 mo to 1 yr |
|---|---|---|---|---|---|
| 4mWTa (usual) | −0.38 (−0.33, −0.44) | 0.76 (0.70, 0.82) | 0.59 (0.52, 0.65) | 0.13 (0.06, 0.20) | 0.14 (0.08, 0.21) |
| 4mWT (fastest) | −0.69 (−0.62, −0.76) | 0.91 (0.84, 0.99) | 0.65 (0.59, 0.70) | 0.12 (0.05, 0.19) | 0.17 (0.10, 0.24) |
| 6MWT b | −0.78 (−0.71, −0.84) | 1.08 (0.98 1.20) | 0.41 (0.34, 0.49) | 0.54 (0.48, 0.61) | 0.26 (0.19, 0.32) |
a
4mWT: 4-meter Walk Test
b
6MWT: 6-Minute Walk Test