Table 1.
Summary of Fit Statistics for Model Selection (Wisconsin Longitudinal Study, N = 3,713)
| Number of latent classes | Number of parameters estimated | G 2 | df | BIC | ℓ |
|---|---|---|---|---|---|
| 2004, age 65 | |||||
| 2 | 25 | 546.7 | 230 | 33964.2 | -16919.1 |
| 3 | 38 | 345.3 | 217 | 33828.3 | -16818.4 |
| 4 | 51 | 237.1 | 204 | 33785.8 | -16764.3 |
| 5 | 64 | 169.2 | 191 | 33783.3 | -16730.3 |
| 6 | 77 | 147.3 | 178 | 33827.0 | -16719.4 |
| 2011, age 72 | |||||
| 2 | 25 | 578.2 | 230 | 34299.0 | -17086.5 |
| 3 | 38 | 380.6 | 217 | 34166.9 | -16987.7 |
| 4 | 51 | 277.4 | 204 | 34129.3 | -16936.1 |
| 5 | 64 | 235.0 | 191 | 34152.4 | -16914.9 |
| 6 | 77 | 198.6 | 178 | 24181.6 | -16896.7 |
| Measurement invariance | |||||
| Number of constrained classes | Number of parameters estimated | G 2 | df | BIC | ℓ |
| 0 | 111 | 9806.5 | 65,169 | 66410.7 | −32925.5 |
| 1 | 99 | 9924.3 | 65,185 | 66407.8 | −32954.3 |
| 2 | 87 | 9987.8 | 65,197 | 66418.3 | −32989.8 |
| 3 | 75 | 10348.5 | 65,212 | 66696.4 | −33159.1 |
| 4 | 63 | 10674.5 | 65,209 | 67061.8 | −33372.1 |