Table I.
Descriptive Statistics
| Total (N = 77) |
Without overweight/obesity (N = 39) |
With overweight/obesity (N = 38) |
||||
|---|---|---|---|---|---|---|
| M | SD | M | SD | M | SD | |
| Completed EMA recordings | 32.29 | 4.10 | 32.47 | 3.36 | 32.11 | 4.761 |
| Age | 15.36 | 1.43 | 15.64 | 1.42 | 15.06 | 1.39 |
| z-BMI | 0.78 | 0.89 | 0.03 | 0.52 | 1.56 | 0.35 |
| Daily MVPA time (minutes) | 23.38 | 18.34 | 24.59 | 20.49 | 22.07 | 15.88 |
| MVPA minutes before EMA | 1.42 | 1.33 | 1.28 | 1.30 | 1.58 | 1.37 |
| MVPA minutes after EMA | 1.15 | 1.33 | 1.11 | 1.42 | 1.19 | 1.24 |
| Activity counts before EMA | 2,0231.65 | 8,504.27 | 19,305.28 | 9,378.46 | 21,208.11 | 7,478.01 |
| Activity counts after EMA | 17,829.70 | 8,553.89 | 17,424.76 | 9,540.44 | 18,256.52 | 7,482.90 |
| Happy EMA instances | 28.65 | 8.01 | 29.85 | 7.89 | 27.42 | 8.05 |
| Sad EMA instances | 0.92 | 1.79 | 0.62 | 1.04 | 1.24 | 2.29 |
| Angry EMA instances | 1.38 | 2.06 | 1.21 | 1.94 | 1.55 | 2.19 |
| Frustrated EMA instances | 3.04 | 4.26 | 2.31 | 3.23 | 3.79 | 5.04 |
| Stressed EMA instances | 3.90 | 5.26 | 3.67 | 4.49 | 4.13 | 6.00 |
Note. MVPA = moderate-to-vigorous physical activity (minutes); EMA = ecological momentary assessment; z-BMI = body mass index z-score; before = measured within 60 min prior to EMA prompts; after = measured within 60 min after EMA prompts. EMA variables were aggregated within persons.