Table 2.
Fidelity with planned actions and measures at each time point.
| Actions and measure | Time point | ||||||
|
|
T1 (week 0) | T1a (T1+1 week) | T2 (T1+2 weeks) | T2a (T1+4 weeks) | T3 (T1+6 weeks) | T4 (T1+8 weeks) | |
| Planned mode | In person | Phone | Phone or in person | Phone | In person | In person | |
| Mode adherencea, n (%) | 20 (100) | 16 (80) | 17 (85) | 12 (60) | 8 (40) | 9 (45) | |
| Time allocated, min | 60 | 15 | 30 | 15 | 30 | 30 | |
| Time allocated adherencea, n (% of those who attended) | 17 (85) | 16 (100) | 16 (94) | 12 (100) | 7 (88) | 9 (100) | |
| Smartwatch and myBigO setupa, n (%) | 12 (60) | 5 (25) | 1 (5) | N/Ab | 6 (30) | N/A | |
| Mandolean app installation and baseline meal demonstrationa, n (%) | 16 (80) | N/A | N/A | N/A | N/A | N/A | |
| Mandolean intervention training meal demonstration (n=8), n (%) | N/A | N/A | 4 (50) | N/A | N/A | N/A | |
| Intervention verbal instructions (n=8), n (%) | N/A | N/A | 5 (63) | N/A | N/A | N/A | |
| Intervention standard instructions (n=8), n (%) | N/A | N/A | 5 (63) | N/A | N/A | N/A | |
| Anthropometrya, n (%) | 15 (75) | N/A | N/A | N/A | N/A | 9 (45) | |
| Sociodemographic dataa, n (%) | 20 (100) | N/A | N/A | N/A | N/A | N/A | |
| Questionnaires, n (%) | |||||||
|
|
Dutch eating behavior | 19 (95) | N/A | N/A | N/A | N/A | N/A |
|
|
Piers-Harris | 19 (95) | N/A | N/A | N/A | N/A | N/A |
|
|
Child behavior checklist parental questionnaire | 19 (95) | N/A | N/A | N/A | N/A | N/A |
|
|
Pediatric quality of life | 19 (95) | N/A | N/A | N/A | N/A | N/A |
| Mobile health app usability questionnaires, n (%) | N/A | N/A | N/A | N/A | N/A | 11 (55) | |
aAdherence to planned protocol expressed as % of 20 participants recruited to study at baseline unless otherwise indicated.
bN/A: not applicable at given time-point.