TABLE 3

Baseline Striatal BP_ND Calculated as DVR − 1 and Using SRTM with 90- and 60-Minute Scans

	¹⁸F-FPSCH			¹⁸F-FESCH
Reference region	1TCM (DVR − 1)	SRTM (90 min)	SRTM (60 min)	2TCM (DVR − 1)	SRTM (90 min)	SRTM (60 min)
Hippocampus	2.25 ± 0.35 (15.77%)	2.23 ± 0.27 (12.29%)	2.35 ± 0.22 (9.40%)	2.78 ± 0.70 (25.30%)	2.69 ± 0.68 (25.33%)	2.72 ± 0.64 (23.65%)
Midbrain	2.14 ± 0.41 (19.28%)	2.19 ± 0.41 (18.63%)	2.29 ± 0.33 (14.56%)	2.89 ± 0.34 (11.60%)	2.83 ± 0.38 (13.38%)	2.91 ± 0.33 (11.38%)
Cerebellum	2.19 ± 0.25 (11.64%)	2.28 ± 0.21 (9.09%)	2.33 ± 0.20 (8.83%)	2.91 ± 0.49 (16.94%)	2.78 ± 0.42 (15.24%)	2.80 ± 0.34 (12.28%)

Data are mean ± SD, followed by coefficient of variation in parentheses.