. Author manuscript; available in PMC: 2009 Jul 20.

Published in final edited form as: Alzheimers Dement. 2006 Oct;2(4):287–293. doi: 10.1016/j.jalz.2006.05.2347

Table 4.

CSF values

	AD	MCI	MCI to AD	MCI Stable	FD	Control
t-tau (SD)	6 (502)	500 (359)	612 (437)	446 (318)	376 (364)	257 (166)
Number	314	103	40	53	116	86
p-tau181 (SD)	88 (47)	74 (37)	84 (40)	74 (38)	55 (24)	56 (18)
Number	157	37	13	16	43	71
Aβ- 42 (SD)	334 (239)	447 (221)	393 (153)	456 (212)	966 (763)	469 (208)
Number	226	76	32	35	89	80

Abbreviations: t-tau (SD), total tau pg/mL (SD); p-tau181 (SD), phosopho tau 181 pg/mL (SD); Aβ-42 (SD), the 42 amino acid length fragment in pg/mL (SD); FD, frontal dementia.