Table 3 Goodness of fit of the latent class model and conditional probability associated with oral health
| Number of latent classes | AIC | BIC | Entropy |
LMR test p-value |
|---|---|---|---|---|
| 1 | 4711.440 | 4749.407 | – | – |
| 2 | 4288.799 | 4368.952 | .805 | .0000 |
| 3 | 4254.034 | 4376.373 | .796 | .0394 |
| 4 | 4239.008 | 4403.533 | .715 | .0954 |
| Oral health deficits |
Edentulous 6.9% (n = 37) |
Class 3 Poor oral health 21.3% (n = 115) |
Class 2 Somewhat acceptable oral health 13.9% (n = 75) |
Class 1 Acceptable oral health 57.9% (n = 312) |
|---|---|---|---|---|
| < 20 functional teeth | 100.0 (37) | .939 | 1.000 | .256 |
| Coronal caries | .647 | .204 | .170 | |
| Root caries | .531 | .160 | .072 | |
| Periodontal disease | .970 | .911 | .843 | |
| Dental calculus | .674 | .112 | .079 | |
| Dental biofilm | .623 | .198 | .141 | |
| Root remains | .343 | .319 | .041 | |
| Xerostomia | 16.2 (6) | .164 | .239 | .099 |
| Need of dental prosthesis | 70.3 (26) | .594 | .948 | .022 |