Table 4.
App usage data with group differences calculated via independent samples t-test.
| Parameter | Intervention (n=41) M (SD) |
Control (n=44) M (SD) |
Total (n=85) M (SD) |
df | t | p | Cohen's d* |
|---|---|---|---|---|---|---|---|
| Total number of visits | 3.56 (4.13) |
4.39 (4.89) |
3.99 (4.53) |
83 | -0.84 | .40 | 0.18 |
| Number of weeks from first to last visit | 1.15 (2.31) |
2.05 (2.58) |
1.61 (2.48) |
83 | -1.69 | .10 | 0.37 |
| Mean time per visit (HH : MM:SS) | 0:06:21 (0:05:52) | 0:06:36 (0:08:59) | 0:06:28 (0:07:36) | 83 | -0.16 | .88 | 0.04 |
|
Total time (HH : MM:SS) |
0:20:36 (0:30:17) | 0:31:24 (1:03:57) | 0:26:12 (0:50:35) | 83 | -0.98 | .33 | 0.22 |
*Between-groups comparison.