| Parameter | 1 Predictor | 2 Predictors | Multi-site and Multi-predictors | ||||||
| α1 | −3 | −0.3 | −2.6 | −2.8 | −2.8 | ||||
| α2 | −4 | −0.8 | −3.2 | −3.5 | −3.5 | ||||
| α3 | −5 | −2.1 | −4.5 | −4.8 | −4.8 | ||||
| β | Age | Epis | Age | Epis | Age | Push | Age | Push | Site Effect |
| 0.09 | 0.50 | 0.08 | 0.42 | 0.06 | 0.005 | 0.06 | 0.005 | N(0, 0.52) | |