Table 1.

Cohort demographics

	YA (n = 55)	OA (n = 97)
Age	24.9 ± 4.4 (18–35)	76.4 ± 6.1 (60–93)
Sex (M/F)	28/27	36/61
Education (Years)	16.3 ± 2.0	16.8 ± 1.9
APOE ε4 (C/NC)	N/A	28/66 (3 N/A)
Global PiB DVR	N/A	1.17 ± 0.24 (0.92–1.89)
AT FTP SUVR	N/A	1.28 ± 0.20 (0.98–2.3)
PM FTP SUVR	N/A	1.18 ± 0.12 (0.94–1.63)
Aβ +/−	N/A	42/54 (1 N/A)
Tau +/−	N/A	30/66 (1 N/A)