PARAMETERS | Cognitively impaired group (n = 24) | Cognitively unimpaired group (n = 16) | ||
Independent variables | MMSE | MoCA | MMSE | MoCA |
Age | 0.602* | 0.739** | 0.586* | 0.512* |
Duration of disease | 0.719** | −0.700** | −0.26 | −0.230 |
UPDRS | −0.789** | −0.820** | 0.282 | −0.370 |
Hoehn & Yahr staging | −0.633* | −0.48* | 0.181 | 0.327 |