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Table 3 Basic characteristics of cohort 3

From: Tau seed amplification assay reveals relationship between seeding and pathological forms of tau in Alzheimer’s disease brain

Cases (Braak)

N

Sex (f/m)

Age, mean and range (y)

Figure

0—I

4

3/1

86 (78–93)

6

II—III

14

11/3

87 (76–99)

IV

10

7/3

88 (72–100)

V

6

3/3

75 (70–82)

VI

6

4/2

70 (55–84)

  1. Middle frontal gyrus from 40 brains ranging from Braak 0 to VI
  2. y Years; f Female; m Male. For detailed description of cohort 4 samples, see Additional file 1: Table S3