Table 2.
Baseline characteristics across levels of engagement.
| Baseline characteristics | Consented (N=201) | App nondownloaders (n=101) | App downloaders (n=100) | Completed <level 5 (n=42) | Completed ≥level 5 (n=58) |
| Age (years), mean (SD) | 57.30 (10.92) | 58.52 (10.75) | 56.06 (11.00) | 57.33 (11.58) | 55.14 (10.57) |
| Nonwhite, n (%) | 91 (45.3) | 53 (52.5) | 38 (38.0) | 15 (35.7) | 23 (39.7) |
| Female, n (%) | 100 (49.8) | 51 (50.5) | 49 (49.0) | 20 (47.6) | 29 (50.0) |
| Weight (kg), mean (SD) | 104.5 (26.49) | 99.40 (27.58) | 106.63 (25.84) | 103.82 (26.08) | 108.66 (25.70) |
| BMI (kg/m2), mean (SD) | 35.8 (7.62) | 34.82 (7.89) | 36.25 (7.50) | 35.11 (7.77) | 37.09 (7.26) |
| Hypertension, n (%) | 115 (57.2) | 58 (57.4) | 57 (57.0) | 26 (61.95) | 31 (53.4) |
| Hyperlipidemia, n (%) | 22 (10.9) | 9 (8.9) | 13 (13.0) | 6 (14.3) | 7 (12.1) |
| Hemoglobin A1c (%), mean (SD) | 9.02 (1.17) | 9.04 (1.17) | 9.00 (1.17) | 9.05 (1.22) | 8.96 (1.15) |