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Results of multilevel modeling for changes in BMI.
| Parameters | Estimate | SE | P value |
| Intercept | 17.659 | 3.189 | <.001 |
| Time | -0.271 | .036 | <.001 |
| Game Activities | .429 | .195 | .034 |
| Gaming 1-2 hr/session | 3.202 | 1.505 | .040 |
| TTM Physical Activity | -2.466 | 1.084 | .029 |
| Age | .223 | .089 | .017 |
| SD (Intercept) | 4.617 |
|
<.001 |
| SD (Time) | .207 |
|
<.001 |
| Residual | .235 |
|
|
| Rho | .001 |
|
|
