Table 2.
Feasibility measures of Cook and Move for Your Life trial by randomization dose arm
| High dose arm (n = 38) | Low dose arm (n = 36) | p-value | |
|---|---|---|---|
| Adherence | |||
| Met attendance study goala, n (%) | 32 (84.2) | 34 (94.4) | 0.26 |
| Online sessions attended or viewed, mean (SD) | |||
| Live in real time | 7.2 (3.3) | 0.9 (0.2) | |
| Median (Range) | 8 (0–11) | 1 (0–1) | |
| Recorded | 5.4 (3.5) | 0 | |
| Median (Range) | 6.5 (0–9) | 0 | |
| Either attended live or viewed the recording | 9.4 (2.0) | 0.9 (0.2) | |
| Median (Range) | 10 (3–12) | 1 (0–1) | |
| Number of text message responses | |||
| Total texts (out of 23 possible), mean (SD) | 14.9 (6.4) | 18.2 (6.0) | 0.025 |
| Goal setting texts (out of 11 possible), mean (SD) | 7.1 (3.2) | 8.6 (2.9) | 0.044 |
| Goal responding texts (out of 11 possible), mean (SD) | 7.0 (3.1) | 8.8 (2.9) | 0.013 |
| Fitbit use | |||
| Wore for ≥1 hour for 70% or more days, n (%) | 29 (76%) | 23 (64%) | 0.36 |
| Days wore for ≥1 hour, mean (SD) | 139 (52.4) | 121 (51.9) | <0.001 |
| Accessed study website, n (%) | 32 (84.2) | 24 (66.6) | 0.08 |
| Retention | |||
| Completed 6-month questionnaires, n (%) | 35 (92.1) | 34 (97.1) | 0.99 |
| Returned accelerometer for 6-month data collection, n (%) | 32 (84.2) | 26 (72.2) | 0.21 |
| Returned biospecimen kit for 6-month data collection, n (%) | 33 (86.8) | 28 (80.0) | 0.31 |
| Completed exit interview, n (%) | 32 (84.2) | 29 (80.6) | 0.68 |
| Acceptabilityb | |||
| Rated nutrition and physical activity sessions as somewhat or very helpful, n (%) | 29 (90.6) | 15 (51.7) | 0.0013 |
| Rated cooking classes as somewhat or very helpful, n (%) | 28 (87.5) | 19 (65.5) | 0.07 |
| Rated physical activity training classes as somewhat or very helpful, n (%) | 28 (87.5) | Question not asked | NA |
| Rated nutrition text messages somewhat or very helpful, n (%) | 24 (75.0) | 20 (69.0) | 0.6 |
| Rated physical activity text messages somewhat or very helpful, n (%) | 22 (68.8) | 21 (72.4) | 0.75 |
| Rated eNewsletters as somewhat or very helpful, n (%) | 13 (40.6) | 12 (41.4) | 0.95 |
| Rated Fitbit device as somewhat or very helpful, n (%) | 30 (93.8) | 25 (86.2) | 0.41 |
SD standard deviation.
aAt least 8 of 12 sessions for high dose arm or the single session for low dose arm.
bAmong the n = 61 who completed exit interview.