Table 2. Goodness-of-Fit Statistics and Likelihood Ratio Tests of Latent Class Analysis Models Containing Different Numbers of Classes.
| Goodness-of-Fit Statistics | ||||
|---|---|---|---|---|
|
| ||||
| Latent Class Models | Entropy | AIC | BIC | Adjusted BIC |
| 1-Class Model | - | 15484.42 | 15649.79 | 15525.99 |
| 2-Class Model | 0.978 | 11713.49 | 12048.47 | 11797.71 |
| 3-Class Model | 0.975 | 9722.44 | 10227.04 | 9849.31 |
| 4-Class Model | 0.980 | 9050.95 | 9725.16 | 9220.47 |
| Likelihood Ratio Tests | ||
|---|---|---|
|
| ||
| Class Comparison | Vuong-Lo-Mendell-Rubin LRT | Lo-Mendell-Rubin LRT |
| 1-Class model vs. 2-class model | 3850.93, P<0.001 | 3835.56, P<0.001 |
| 2-Class model vs 3-class model | 2071.05, P<0.001 | 2062.78, P< 0.001 |
| 3-Class model vs 4-class model | 751.49, P=0.734 | 748.49, P=0.735 |