Table 1.
Demographics of three cohorts at entry. Data reported as number (%) or mean (range)
| Normal (n = 33) |
MCI (n = 23) |
Demented (n=26) |
p-value | |||||
|---|---|---|---|---|---|---|---|---|
| Sex, | Female | 19 | (57.6) | 8 | (34.8) | 14 | (53.8) | 0.219 |
| Male | 14 | (42.4) | 15 | (65.2) | 12 | (46.2) | ||
| Age at enrollment (years) | 71.2 | (54–84) | 75.5 | (64–87) | 78.9 | (67–88) | <0.001 | |
| Education (years) | 14.6 | (11–20) | 14.7 | (9–20) | 13.4 | (6–20) | 0.138 | |
| Ethnicity | Non-Hispanic White | 27 | (81.8) | 20 | (87.0) | 23 | (88.5) | NA |
| African American | 1 | (3.0) | - | - | 1 | (3.8) | ||
| Hispanic | 2 | (6.1) | 3 | (13.0) | 2 | (7.7) | ||
| American Indian | 2 | (6.1) | - | - | - | - | ||
| Other | 1 | (3.0) | - | - | - | - | ||