Table 3.
Comparisons of clinical changes of the balance and lower extremity strength measures between the 2 groups.
| Characteristics | Experimental group (EG, n1 = 25) |
Control group (CG, n2 = 23) |
F | P value† | ||
|---|---|---|---|---|---|---|
| Pretest | Posttest | Pretest | Posttest | |||
| Balance | ||||||
| Timed up and go (s) | 10.12 ± 1.73 | 9.08 ± 1.24* | 10.71 ± 1.74 | 11.10 ± 1.82 | 28.00 | <.001 |
| Functional reach (cm) | 27.53 ± 2.73 | 31.82 ± 4.46* | 27.76 ± 4.63 | 28.83 ± 4.32 | 6.01 | .02 |
| One-leg stance (seconds) | 19.46 ± 16.42 | 26.98 ± 17.66* | 13.52 ± 17.15 | 13.15 ± 16.78 | 11.67 | <.01 |
| Lower extremity strength | ||||||
| 5-chair stand test (s) | 10.57 ± 2.73 | 9.02 ± 2.58* | 11.14 ± 2.61 | 10.58 ± 2.16 | 5.95 | .02 |
| 30s-chair stand test (number) | 17.06 ± 5.95 | 21.04 ± 7.96* | 15.67 ± 4.09 | 16.08 ± 4.58 | 9.30 | <.01 |
Values are expressed as the mean ± standard deviation.
*
Within-group comparison by paired t test, P < .05.
†
Between groups comparison by analysis of covariance with pre-intervention variables as covariates.