Table 3.
Demographics With Regard to APOE Genotype
| Characteristic | No. (%) | P Value | ||
|---|---|---|---|---|
| APOE 2/3 (n = 6) | APOE 3/3 (n = 21) | APOE 3/4 (n = 6) | ||
| Age, mean (SD), y | 34.0 (5.8) | 33.3 (11.1) | 41.8 (9.2) | .20 | 
| Female sex | 5 (83) | 15 (71) | 5 (83) | .99 | 
| FAD MCs | 5 (83) | 14 (67) | 2 (33) | .22 | 
Abbreviations: FAD, familial Alzheimer disease; MCs, mutation carriers.