Table 4.
Responsiveness: Change in Construct Mean Scores
| |
SELF-DIRECTED INTERVENTION |
COACH-LED INTERVENTION |
||||
|---|---|---|---|---|---|---|
| COMPONENT | 3 MONTHS (N=57) | 15 MONTHS (N=56) | DIFFERENCE (N=46) | 3 MONTHS (N=56) | 15 MONTHS (N=60) | DIFFERENCE (N=46) |
| Perceived usefulness | 3.55±1.01 | 3.20±1.06 | −0.47±0.88a | 3.65±0.97 | 3.68±0.95 | −0.07±0.83 |
| Perceived ease of use | 3.96±0.92 | 3.56±1.01 | −0.40±1.00a | 3.98±0.87 | 3.89±0.92 | −0.19±0.80 |
| Affect | 3.58±1.00 | 3.09±1.05 | −0.52±0.91 | 3.52±0.92 | 3.43±0.95 | −0.19±0.86 |
| Social influence | 3.25±0.73 | 3.10±0.82 | −0.24±0.91 | 3.28±0.71 | 3.34±0.70 | 0.01±0.73 |
| Compatibility | 3.83±0.71 | 3.42±0.74 | −0.39±0.72a | 3.80±0.75 | 3.66±0.78 | −0.22±0.68a |
| Self-efficacy | 3.58±0.83 | 3.42±0.89 | −0.17±1.05 | 3.56±0.78 | 3.56±0.75 | −0.02±0.82 |
| Concern | 1.78±0.75 | 2.19±0.92 | 0.37±0.79a | 1.93±0.90 | 1.99±0.84 | 0.07±0.65 |
| Intention to use | 3.35±1.16 | 2.53±1.06 | −0.84±1.00a | 3.43±1.07 | 2.96±1.16 | −0.66±1.01a |
Data are mean±standard deviation values.
a
p<0.05 by paired Student's t tests.