Table 1:

Demographics and clinical findings

Variable	AD (n = 19)	Controls (n = 20)	P
Sex, F/M	9/10	10/10	>.95^*
Age, mean ± SD	72.6 ± 6.9	70.7 ± 6.4	.38^†
Education, mean ± SD	11.3 ± 4.0	10.9 ± 4.5	.76^†
MMSE score, mean ± SD	18.9 ± 3.9	29.5 ± 0.9	<.0001^†

Note:—MMSE indicates Mini-Mental State Examination; AD, Alzheimer disease; F, female; M, male.
* The P value was obtained by Pearson χ² 2-tailed test, with continuity correction for n < 5.
† The P value was obtained by a 2-sample 2-tailed t test.