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. 2022 Sep 2;270(1):300–310. doi: 10.1007/s00415-022-11342-1

Fig. 2.

Fig. 2

Mean parametric DVR pallidum mask of healthy controls (HC), Parkinson's disease early-stage (PDE) and Parkinson's disease moderate-stage (PDM) patients overlaid on ch2better template demonstrating higher A2A receptor availability in PDM as compared to HC (P = 0.03, Independent t-test). P < 0.05 was considered statistically significant after correction for multiple comparisons