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Table 1 Demographic data for the entorhinal cortex Oxford dataset by case–control status (n = 149) and Braak staging (n = 142) after QC

From: Entorhinal cortex epigenome-wide association study highlights four novel loci showing differential methylation in Alzheimer’s disease

AD status / Braak stage

Sample size (% AD)

% Females

Age / years

Control

65

40

80 ± 13

Case

84

51

82 ± 8

Braak stage 0

3 (0)

33

66 ± 4

Braak stage I

8 (0)

25

74 ± 11

Braak stage I/II

27 (0)

37

85 ± 8

Braak stage II

10 (0)

40

81 ± 11

Braak stage III

2 (0)

100

97 ± 5

Braak stage III/IV

8 (13)

50

87 ± 3

Braak stage IV

6 (83)

17

88 ± 4

Braak stage V

24 (100)

29

86 ± 6

Braak stage V/VI

24 (100)

67

81 ± 9

Braak stage VI

30 (100)

60

88 ± 7

  1. The post-mortem interval (PMI) was 54 h on average for all included samples [range 5–156]), and 58 h [range 9–140] and 54 h [range 5–156] for AD vs. control samples (P = 0.45)