Table 1.
Demographic /clinical characteristics for subjects with a diagnosis of Normal Cognition or amnestic Mild Cognitive Impairment (aMCI).
| Normal | aMCI | |||
|---|---|---|---|---|
|
| ||||
| n = 2,205 | n = 512 | |||
|
| ||||
| Mean | SD | Mean | SD | |
| * Age | 72.7 | 10.0 | 76.1 | 9.2 |
| Education | 16.3 | 2.8 | 16.0 | 3.1 |
|
| ||||
| Sample size | % | Sample size | % | |
|
| ||||
| * Sex | ||||
| Male | 758 | 34.4 | 278 | 54.3 |
| Female | 1447 | 65.6 | 234 | 45.7 |
| + Race | ||||
| White | 1852 | 84.5 | 437 | 85.5 |
| Non-white | 341 | 15.6 | 4 | 14.5 |
| CDR global | ||||
| Normal | 2,094 | 95.0 | 33 | 6.4 |
| Cognitively Impaired | 110 | 5.0 | 479 | 93.6 |
*
p < .001
+
Race unknown for 12 Normal and 1 aMCI subject;
CDR = Clinical Dementia Rating