Table 1.

Means of demographic data and scores on informant questionnaires.

	Total (N = 113)	Men (N = 42)	Women (N = 71)	p-value*)	Controls(N = 113)	p-value **)
Age of death (years)	78.3 (9.7)	75.1 (10.5)	80.7 (7.9)	0.002†)	77.7 (8.8)	0.36†)
Education (years of schooling)	3.1 (3.3)	3.3 (2.9)	2.6 (3.0)	0.246†)	3.5 (3.0)	0.12†)
Caucasians (%)	47 (66.2)	31 (73.8)	81 (72.3)	0.395#	78 (70.3)	0.44#
CDR (sum of boxes)	13.1 (4.6)	15.0 (2.8)	15.8 (2.4)	0.135†)	0.08 (0.24)	<0.001†)
IQCODE	4.3 (0.5)	4.5 (0.5)	4.6 (0.4)	0.275†)	3.0 (0.05)	<0.001†)
Number of individuals with CDR 2/3	42/71	19/23	23/48	0.227#	-

^*: comparison between sexes within the dementia group.

^**: comparison between the dementia and control groups.

^†t-test; #: chi-square test.

CDR: Clinical Dementia Rating.

IQCODE: Informant Questionnaire on Cognitive Decline of the Elderly.