Fig. 1
From: Early GCase activity is a predictor of long-term cognitive decline in Parkinson’s disease
Prediction of changes of scores measuring cognitive impairment over time. Patients (n = 117) were grouped by GCase activity level (high, medium, and low). a MMSE scores, and POMP scores for b attention, c executive function, d memory, and e visuospatial skills. MMSE scores were transformed before plotting as described in the Methods. *Significant difference from the high GCase activity group (P < 0.05). POMP percent of maximum possible