Table 1 Characteristics of the cases

Sex

7M:13F

11M:9F

9M:11F

Age at death

(years, mean ± SD)

84.95 ± 8.9

86.20 ± 6.4

80.45 ± 7.6

Braak stage

0 = 4

I = 8

II = 8

III = 10

IV = 10

V = 8

VI = 12

APOE genotype

2/2 = 0

2/3 = 3

2/4 = 0

3/3 = 12

3/4 = 3

4/4 = 0

n/a = 2

2/2 = 0

2/3 = 4

2/4 = 0

3/3 = 8

3/4 = 8

4/4 = 0

2/2 = 0

2/3 = 1

2/4 = 1

3/3 = 10

3/4 = 5

4/4 = 3

Post-mortem

delay (hours, mean ± SD)

54.00 ± 32.00

42.56 ± 19.59

37.00 ± 22.03

Total

20

20

20