Table 4 Change Scores and Standardized Response Means
| Measure | Preop to First Postop Interval Mean Change*, SD, n SRM* (95% CI) | First to Second Postop Interval Mean Change*, SD, n SRM* (95% CI) |
|---|---|---|
| Self-paced Walk Time (seconds) |
-54.8, 61.6, 115 -0.89 (-1.42, -0.68) |
47.7, 60.7, 89 0.79 (0.66, 1.45) |
| Stair Time (seconds) |
-23.8, 13.8, 87 -1.74 (-2.13, -1.45) |
20.59, 10.40, 73 1.98 (1.68, 2.42) |
| Timed Up and Go Time (seconds) |
-14.9, 13.8, 116 -1.08 (-1.38, -0.92) |
13.57, 13.04, 89 1.04 (0.84, 1.61) |
| Six minute Walk Test Distance (meters) |
-232, 133, 82 -1.74 (1.60, 1.97) |
207, 109, 61 1.90 (1.46, 2.39) |