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Primary outcome changes of each group.
| Characteristics | App + wearable (n=15) | App-only (n=15) | Control (n=13) | ||||||
| Pre, mean (SD) | Post, mean (SD) | P value | Pre, mean (SD) | Post, mean (SD) | P value | Pre, mean (SD) | Post, mean (SD) | P value | |
| Weight (kg) | 84.3 (5.6) | 82.9 (5.6) | 0.02 | 93.7 (22.3) | 91.7 (22.9) | 0.003 | 84.3 (12.1) | 83.9 (12.6) | 0.3 |
| Body mass index (kg/m2) | 29.1 (2.8) | 28.7 (3.0) | 0.02 | 30.8 (6.0) | 30.1 (6.2) | 0.002 | 28.7 (2.8) | 28.6 (3.0) | 0.34 |
