Table 1:
Demographic characteristics of all subjects at baseline
| APOE ε4+ N=98 patients |
APOE ε4− N=120 patients |
P-valuea | |
|---|---|---|---|
| Age, mean (SD) | 70.1 (6.5) | 71.0 (5.9) | 0.322 |
| Years of education, mean (SD) | 16.9 (2.0) | 17.1 (2.0) | 0.592 |
| Female sex, N (%) | 74 (76) | 92 (77) | 0.874 |
| Race, N (%) | 0.072 | ||
| White | 85 (87) | 113 (94) | |
| Black | 12 (12) | 7 (6) | |
| Asian | 1 (1) | 0 | |
| Other/Not reported | 0 | 0 | |
| Family history of dementia, N (%) | 67 (68) | 64 (53) | 0.027 |
| MMSE score, mean (SD) | 29.3 (1.0) | 29.5 (0.8) | 0.161 |
MMSE=Mini-Mental State Examination
a
P-value for continuous variables based on Wilcoxon rank sum test of difference between medians. P-value for categorical variables based on Fisher’s exact test of difference between proportions.