TABLE 1

Clinical Data, Minimum SBRs, Minimum z Scores, and Antemortem and Postmortem Diagnoses for the 6 Patients Who Underwent ¹²³I-FP-CIT SPECT and Then Neuropathologic Examination

			SBR
			DQ		MIM		Manual
Patient no.	Age at scan (y)	Time between last scan and death (y)	Striatum	Caudate	Striatum	Caudate	Striatum	Caudate	DAT visual interpretation	Clinical diagnosis before death	UPDRS	MMSE	CDR sum of boxes
1	75	2.23	0.09 (−4.72)	0.08 (−4.47)	0.27 (−3.70)	0.3 (−4.00)	.17	1.17	Abnormal	ADem	7	N/A	13
2	55	2.06	2.56 (1.46)	2.74 (1.18)	2.77 (0.70)	2.7 (0.10)	2.07	3.08	Normal	ADem + pDLB	5	15	3.5
3	63	2.85	2.09 (0.47)	2.10 (−0.10)	1.98 (−0.70)	2.05 (−1.00)	1.79	2.83	Normal	ADem	0	6	9
4	59	2.93	1.87 (−0.37)	2.21 (−0.05)	2.14 (−0.40)	2.37 (−0.30)	2.21	3.32	Normal	ADem	0	14	6
5	74	4.65	1.80 (0.09)	2.07 (0.20)	1.9 (−0.70)	1.89 (−1.00)	1.92	3.02	Normal	ADem (lpvPPA)	0	20	2
6	77	1.05	1.17 (−1.86)	1.64 (−0.71)	1.99 (−0.50)	2.19 (−0.50)	1.18	2.45	Abnormal	pDLB	11	21	6

DQ = DaTQUANT; DAT = ¹²³I-FP-CIT SPECT; UPDRS = Unified Parkinson Disease Rating Scale; MMSE = Mini-Mental State Examination; CDR = Clinical Dementia Rating Staging Instrument; lpvPPA = logopenic variant primary progressive aphasia.
Data in parentheses are z scores.