Table 1.
Baseline Demographics and Mobile Device Use.
| Foodbot Factory (n = 39) |
Control (n = 34) |
p-Value a | |
|---|---|---|---|
| Age (years) | 9.1 ± 0.7 | 8.9 ± 0.7 | 0.474 |
| Grade (School) | 4.4 ± 0.5 | 4.4 ± 0.5 | 0.643 |
| Proportion in Grade 4 | 22 (55) | 21 (62) | 0.643 |
| Boys | 25 (63) | 21 (62) | 0.836 |
| Male sex at birth | 24 (60) | 21 (62) | 0.984 |
| Body mass index (BMI, kg/m2) | 18.1 ± 4.6 | 19.9 ± 6.7 | 0.661 |
| BMI Percentile Categories | |||
| Underweight: <5th percentile | 4 (10) | 1 (3) | 0.045 |
| Normal Weight: 5th to <85th percentile | 23 (59) | 13 (33) | 0.047 |
| Overweight: 85th to ≤95th percentile | 5 (13) | 5 (15) | 0.062 |
| Obese: >95th percentile | 5 (13) | 7 (21) | 0.031 |
| Child has access to a smartphone or tablet at home | 37 (95) | 32 (94) | 0.890 |
| Ways in which child accesses a smartphone or tablet | |||
| They use a parent/guardian’s device | 13 (33) | 14 (41) | 0.489 |
| They use a device at school | 7 (18) | 14 (41) | 0.029 |
| They use another adult’s device | 2 (5) | 2 (6) | 0.888 |
| Child owns a device of their own | 25 (64) | 23 (67) | 0.754 |
| Not applicable | 2 (5) | 2 (6) | 0.888 |
| Frequency of use of nutrition mobile apps | |||
| 4 or more times a week | 1 (3) | 0 (0) | 0.347 |
| 3 times a week | 0 (0) | 2 (6) | 0.125 |
| 2 times a week | 0 (0) | 1 (3) | 0.281 |
| Less than once/week | 5 (13) | 12 (35) | 0.023 |
| None | 17 (44) | 7 (21) | 0.037 |
| Not applicable | 16 (41) | 12 (35) | 0.615 |
Categorical data are presented as frequency (percentage). Continuous data are presented as mean SD. a p-values were calculated with Chi-square (categorical data) and unpaired t-tests (Continuous data).