Table 2.
Overview of the engagement with the digital behavior change intervention as captured by all measures available.
| Measures and metrics | T1a | T2b | TOTc | |
| Five-minute blocks of activity | ||||
|
|
Minimum | 0 | 0 | 0 |
|
|
Median (1st quartile, 3rd quartile) | 205 (30, 275) | 20 (0, 25) | 240 (30, 295) |
|
|
Mean (SD) | 184.4 (150.3) | 25.15 (55.71) | 209.5 (184.64) |
|
|
Maximum | 845 | 460 | 1105 |
|
|
Participants (N) | 306 | 306 | 306 |
| Daily alcohol check frequency | ||||
|
|
Minimum | 0 | 0 | 0 |
|
|
Median (1st quartile, 3rd quartile) | 22 (1, 23) | 3 (0, 3) | 25 (1, 26) |
|
|
Mean (SD) | 16.77 (15.89) | 3.72 (10.04) | 20.49 (23.29) |
|
|
Maximum | 83 | 90 | 155 |
|
|
Participants (N) | 306 | 306 | 306 |
| Weekly alcohol check frequency | ||||
|
|
Minimum | 0 | 0 | 0 |
|
|
Median (1st quartile, 3rd quartile) | 12 (1, 13) | 1 (0, 1) | 13 (1, 14) |
|
|
Mean (SD) | 7.94 (5.81) | 1.11 (2.31) | 9.05 (7.05) |
|
|
Maximum | 16 | 25 | 37 |
|
|
Participants (N) | 306 | 306 | 306 |
| Mood check frequency | ||||
|
|
Minimum | 0 | 0 | 0 |
|
|
Median (1st quartile, 3rd quartile) | 1 (1, 4) | 0 (0, 0) | 1 (1, 4) |
|
|
Mean (SD) | 5.98 (12.9) | 1.12 (5.47) | 7.1 (17.05) |
|
|
Maximum | 80 | 68 | 147 |
|
|
Participants (N) | 306 | 306 | 306 |
| Self-reported usage | ||||
|
|
Minimum | 0 | 0 | N/Ad |
|
|
Median (1st quartile, 3rd quartile) | 3 (2, 4) | 3 (2, 3) | N/A |
|
|
Mean (SD) | 2.82 (1.19) | 2.59 (1.12) | N/A |
|
|
Maximum | 5 | 4 | N/A |
|
|
Participants (N) | 200 | 183 | N/A |
aT1: period from baseline to first post-assessment (90 days).
bT2: period from first to second post-assessment (90 days).
cTOT: total usage period (180 days).
dN/A: not applicable.