| Parameter | Description |
|---|---|
| gamma_lx1 | Mean of latent true scores x (Intercept) |
| sigma2_lx1 | Variance of latent true scores x |
| sigma2_ux | Variance of observed scores x |
| alpha_g2 | Mean of change factor (g2) |
| sigma2_g2 | Variance of change factor (g2) |
| sigma_g2lx1 | Covariance of change factor (g2) with the initial true score x |
| beta_x | Proportional change factor x |
| phi_x | Autoregression of change scores x |