. Author manuscript; available in PMC: 2010 Jan 25.

Published in final edited form as: Am J Geriatr Psychiatry. 2003 Nov–Dec;11(6):667–673. doi: 10.1176/appi.ajgp.11.6.667

TABLE 1.

Demographic characteristics at baseline

	APOE ε4 Carriers (N=20)	Non-APOE ε4 Carriers (N=29)	t _[df]	p (t)
Age, years	66.2 (9.9)	66.8 (9.2)	0.2_[47]	0.8
Education, years	15.2 (2.5)	15.3 (2.5)	0.2_[47]	0.8
			χ²	p (χ²)
Female gender, N (%)	15 (75%)	17 (58.6%)	1.4	0.2
Family history, N (%)	14 (70%)	16 (55.2%)	1.1	0.8
HRT status (N=22), N (%)	5 (41.7%)	6 (60%)	0.7	0.4

Note: Values are mean (standard deviation), unless otherwise indicated.

HRT: Hormone-replacement (estrogen) status.