Table 1.
Influence of APOE4 gene on Alzheimer’s disease
| Allelic Frequency | Control | Sporadic AD | Familial AD |
|---|---|---|---|
| ε2 | 8% | 4% | 2% |
| ε3 | 78% | 59% | 48% |
| ε4 | 14% | 37% | 50% |
| APOE4 Carriers | 26% | 64% | 80% |
Modified from Farrer et al., 1997
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