Variance explained
by all SNPs in the dataset
53.24% (0.0448) 100%
Variance explained by known AD SNPs:
Total variance
explained by
known AD SNPsa
16.30% (0.0448) 30.62%
APOE (ε2 and ε4 alleles) 13.42% (0.0447) 25.21%
All known GWAS SNPs,
except APOE SNPs
2.88% (0.0448) 5.41%
Variance explained by undiscovered AD SNPs:
Total variance
explained by
unknown AD SNPs
36.94% (0.0448) 69.38%
SNPs in regions of
known Alzheimer’s
disease SNPsb
15.24% (0.0348) 28.63%
SNPs outside regions
of known Alzheimer’s
disease SNPs
21.69% (0.0373) 40.74%