Table 2.
Performance changes from baseline to 6-month post-intervention survey for program completers (N = 57).
| Baseline | Post-intervention (6 month) | Mean change from pre- to post-surveya | Odds ratiob | pc | |||||
|---|---|---|---|---|---|---|---|---|---|
| N | Mean | SD | N | Mean | SD | ||||
| Functional performance | |||||||||
| TUG times (seconds) | 55 | 24.39 | 14.4 | 55 | 20.03 | 14.8 | −4.36 (±8.39)d | – | <0.01 |
| Chair stand | 57 | 5.54 | 4.3 | 57 | 7.42 | 4.4 | 1.88 (±4.01)d | – | <0.01 |
| n | % | n | % | ||||||
| Stages 3 or 4 in Four Stage | 53 | 14 | 26.4 | 53 | 27 | 50.9 | – | 9.60 | <0.01 |
| Perceived functional performance | |||||||||
| Excellent or very good health status | 57 | 11 | 19.3 | 57 | 20 | 35.1 | – | 14.32 | <0.01 |
| Very/mostly satisfied with physical activity levels | 57 | 10 | 17.5 | 57 | 31 | 54.4 | – | 1.32 | <0.01 |
| Feel confident not falling (strongly agree or agree) | 56 | 24 | 42.9 | 56 | 45 | 80.4 | – | 2.33 | <0.01 |
| No difficulty in walking across room | 57 | 25 | 43.9 | 57 | 42 | 73.7 | – | 2.75 | <0.01 |
| No difficulty in walking one block | 57 | 11 | 19.3 | 57 | 23 | 40.4 | – | 10.29 | <0.01 |
| No difficulty in stooping, crouching, kneeling | 56 | 3 | 5.4 | 56 | 14 | 25.0 | – | 6.83 | <0.01 |
| No difficulty in getting out of a straight back chair | 57 | 21 | 36.8 | 57 | 31 | 54.4 | – | 1.63 | <0.05 |
| No difficulty in climbing one flight of stairs | 55 | 5 | 9.1 | 55 | 11 | 20.0 | – | 1.00 | 0.10 |
| Never or seldom restrict activities because of difficulties in walking | 57 | 14 | 24.6 | 57 | 24 | 42.1 | – | 5.17 | 0.02 |
aMean changes based on paired t-tests.
bOdds ratios from McNemar’s tests.
cp value from paired t-test for continuous variables and from McNemar’s test for binary variables.
dThe Minimal Detectable Change (MDC) for the TUG (at 80% power and alpha = 0.05) is −3.0; the minimal detectable change for 30-Second Chair Rise (at 80% power and alpha = 0.05) is 0.9.