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Table 1 Sample description

From: Admixture mapping reveals the association between Native American ancestry at 3q13.11 and reduced risk of Alzheimer’s disease in Caribbean Hispanics

Sample

N

Females (%)

Age (years)

ε2 (%)

ε4 (%)

Affected

1174

64.1

74.9 (9.4)

4.4

28.0

Unaffected

1391

67.7

72.5 (8.5)

6.7

14.5

Total

2565

66.1

73.6 (9.0)

5.6

20.7

  1. Definitions: N = sample size, Age = mean ± standard deviation of age-at-onset of dementia (affected) or age-at-last-evaluation (unaffected), ε2 = frequency of the APOE ε2 allele, ε4 = frequency of the APOE ε4 allele
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Alzheimer's Research & Therapy

ISSN: 1758-9193