Functional status across the identified latent classes (mean±SD)
| Domain | Class 1 (n=79) | Class 2 (n=74) | Class 3 (n=63) | P value |
| Physical function | 50.2±6.7 | 44.0±4.1 | 37.8±7.9 | <0.001 |
| Ability to participate in social roles and activities | 56.0±8.0 | 49.0±4.1 | 41.6±6.0 | <0.001 |
| Cognitive function | 50.5±8.6 | 44.8±5.5 | 39.0±5.2 | <0.001 |