Table 2.
Participant coaching session and lesson attendance at 12 months summarized using mean (SD) and percentages
| Coach–participant interactions | All participants* | Highly engaged† | Minimally engaged‡ | P value | WL <5% | WL 5% to <7% | WL 7% to <10% | WL ≥10% | P value |
| n | 1355 (100%) | 640 (47%) | 715 (53%) | 771 (57%) | 161 (12%) | 163 (12%) | 260 (19%) | ||
| Lesson attendance | 17.1 (9.2) | 25.5 (4.4) | 9.5 (4.8) | <0.001 | 15.7 (8.9) | 18.4 (8.6) | 21.1 (8.5) | 22.0 (8.7) | <0.001 |
| Coaching session attendance | 1.3 (0.5) | 1.5 (0.5) | 1.2 (0.4) | <0.001 | 1.3 (0.5) | 1.4 (0.5) | 1.5 (0.5) | 1.4 (0.5) | <0.001 |
| Having initial session before week 5 | 35.2% | 36.4% | 34.1% | 0.001* | 34.3% | 37.3% | 34.7% | 37.7% | 0.663 |
*All participants: any participant enrolled in Livongo DPP who attended lesson 1 and provided a starting weight.
†Highly engaged participants: participants who met the CDC high-engagement criteria by completing nine lessons within months 1–6 of the program and three lessons within months 7–12 of the program with a minimum of 9 months between first and final lessons completed.21
‡Minimally engaged participants: all participants not meeting the CDC high-engagement criteria.21
CDC, Centers for Disease Control and Prevention; DPP, diabetes prevention program; WL, weight loss.