Table 6.
Participant engagement during the 4-week study period, measured as average weekly sessions and retention in week 4.
| Average sessions per week | Week 4 retention | |||||
|---|---|---|---|---|---|---|
| Engagement group | Count (%) | Week 1 | Week 2 | Week 3 | Week 4 | |
| All | 104 (100) | 3.9 | 3.4 | 3.0 | 2.5 | 70% |
| High | 40 (38) | 5.7 | 5.5 | 4.9 | 5.0 | 100% |
| Medium | 34 (33) | 3.7 | 3.3 | 3.0 | 1.6 | 71% |
| Low | 30 (29) | 1.7 | 0.9 | 0.6 | 0.3 | 14% |
Engagement varies considerably between participants and is summarized in groups with high (16+ sessions total), medium (8-15 sessions total), and low (1-7 sessions total) engagement.