Skip to main content

Table 1 Sample demographics

From: Decision tree analysis of genetic risk for clinically heterogeneous Alzheimer’s disease

Discovery

AmnAD

AtAD

Control

N

42

17

133

Age (mean ± SD)

76.2 ± 7.9

73.3 ± 6.5

73.9 ± 6.2

% Female

42.9%

41.2%

57.1%

Education (years, mean ± SD)

16.3 ± 2.5

16.5 ± 2.9

17.3 ± 2.1

% APOE4 carrier

64.3%

41.2%

20.3%

Validation

AmnAD

AtAD

Control

N

84

22

150

Age (mean ± SD)

80.7 ± 8.4

80.9 ± 9.3

76.8 ± 7.4

% Female

53.6%

27.3%

53.3%

Education (years, mean ± SD)

15.8 ± 3.1

16.1 ± 4.8

17.4 ± 2.1

% APOE4 carrier

49.4%

36.4%

24.0%

Global

AmnAD

AtAD

Control

N

126

39

283

Age (mean ± SD)

79.2 ± 8.5

77.6 ± 9.0

75.4 ± 7.0

% Female

50.0%

33.3%

55.1%

Education (years, mean ± SD)

16.0 ± 2.9

16.7 ± 3.1

17.4 ± 2.1

% APOE4 carrier

55.2%

38.5%

22.3%

  1. Demographic summary of amnestic Alzheimer’s disease (AmnAD) cases, atypical AD (AtAD) cases and controls.