Table 1.
Characteristics of the Participants at Baselinea
| Characteristic |
Perturbation-Training (n = 253) |
Standard Treatment (n = 253) |
|---|---|---|
| Age, mean (min–max) | 78 (65–96) | 78 (65–95) |
| Female sex, no. (%) | 119 (47) | 119 (47) |
| Fall past 3 mos, no. (%) | 136 (54) | 130 (51) |
| Fall past year, no. (%) | 179 (71) | 169 (67) |
| Baseline TUG, mean ± SD | 14.4 sec ± 5.3 | 14.9 sec ± 7.0 |
| Baseline BBS, mean ± SD | 42.7 ± 7.0 | 42.5 ± 7.9 |
| Baseline DGI, mean ± SD | 16.3 ± 6.1 | 15.9 ± 4.1 |
| Baseline ABC, mean ± SD | 62.0 ± 18 | 61.0 ± 19.7 |
| Hip osteoarthritis, no. (%) | 62 (25) | 60 (24) |
| Knee osteoarthritis, no. (%) | 98 (39) | 97 (38) |
| Parkinson Disease, no. (%) | 34 (13) | 32 (13) |
| Prior stroke, no. (%) | 36 (14) | 38 (15) |
a
ABC = Activities-specific Balance Confidence Scale; BBS = Berg Balance Measure; DGI = Dynamic Gait Index; TUG = Timed Up & Go Test.