Table 2.

Selected demographic and neuropathologic characteristics of 371 cerebral hemispheres.

Total number of subjects, n	371
Specimen source
--Memory and Aging Project (MAP), n (%)	229 (62%)
--Religious Orders Study (ROS), n (%)	142 (38%)
MRI scanner, n (%)
--GE	95 (26%)
--Siemens	88 (24%)
--Philips	188 (51%)
Age at death, y (SD)	89.6 (6.2)
Sex, n (%)
--Male	111 (30%)
--Female	260 (70%)
Education, y (SD)	15.9 (3.6)
Right hemisphere, n (%)	175 (47%)
Postmortem interval to imaging, days (SD)	46.9 (25.4)
NIA Reagan (AD pathology), n (%)
--None or low	126 (34%)
--Intermediate	168 (45%)
--High	77 (21%)
Lewy bodies, n (%)
--Limbic	33 (9%)
--Neocortical	42 (11%)
--Total, any location	75 (20%)
Gross infarcts, n (%)
--Chronic, only one	61 (16%)
--Chronic, more than one	67 (18%)
--Subacute, only one	42 (11%)
--Subacute, more than one	11 (3%)
--Acute, only one	15 (4%)
--Acute, more than one	6 (2%)
Microscopic infarcts, n (%)
--Chronic, only one	70 (19%)
--Chronic, more than one	38 (10%)
--Subacute, only one	21 (6%)
--Subacute, more than one	4 (1%)
--Acute, only one	14 (4%)
--Acute, more than one	3 (1%)
Hippocampal sclerosis, n (%)	80 (22%)