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

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Fig. 3 — Scatter plots showing associations between [¹¹C]TMSX distribution volume ratio (DVR) representing adenosine A_2A receptor availability in whole, ipsilateral (Ipsi) and contralateral (Contra; relative to the clinically more affected side) striatum and UPDRS III scores of pooled Parkinson’s disease (PD) patients (PD early + PD moderate). a Correlation between mean bilateral striatum DVR of pooled PD patients and their total UPDRS III score. b Correlation between mean contralateral striatum DVR of pooled PD patients and the UPDRS III score of their clinically more affected side. c Correlation between mean contralateral striatum DVR of pooled PD patients and the UPDRS III score of their clinically less affected side. d Correlation between mean ipsilateral striatum DVR of pooled PD patients and the UPDRS III score of their clinically more affected side. e Correlation between mean ipsilateral striatum DVR of pooled PD patients and the UPDRS III score of their clinically less affected side. UPDRS: Unified Parkinson’s disease rating scale