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Changes in body weight from baseline to postintervention.
| Outcome variable, mean (SD) |
Virtual world | Face-to-face | P value | |||
| Pre | Post | Pre | Post | Group × time interaction |
Time main effect |
|
| Weight (kg) | 92.1 (23.2) | 88.2 (21.6) | 83.9 (16.1) | 81.1 (14.5) | .29 | .001 |
| Body mass index (kg/m2) | 33.13 (6.13) | 31.71 (5.51) | 30.21 (5.6) | 29.13 (4.96) | .39 | .001 |
