The Possible Clinical Predictors of Fatigue in Parkinson’s Disease: A Study of 135 Patients as Part of International Nonmotor Scale Validation Project

Table 3

Analysis of fatigue scores using Hoehn and Yahr staging of disease progression showed a significant correlation (𝑃=0.004) using the Kruskal-Wallis test.

H & Y categories	Mean fatigue score	Std. Dev.
Mild	67.52	18.33
Moderate	56.83	17.16
Severe	54.94	26.44