TABLE 1.
Demographic characteristics of the individuals in the AD neuropathology cohort and PMI of the brain samples donated by these individuals
| Total sample | 63‐78 years of age group | 79‐93 years of age group | 94‐101 years of age group | ||||
|---|---|---|---|---|---|---|---|
| Unaffected controls and individuals with Braak stage I(n = 42; UC = 26; BI = 16) | Individuals with Braak stages II‐V(n = 81; BII = 12; BIII = 21; BIV = 23; BV = 25) | Unaffected controls and individuals with Braak stage I(n = 29; UC = 18; BI = 11) | Individuals with Braak stages II‐V(n = 21; BII = 5; BIII = 4; BIV = 4; BV = 8) | Unaffected controls and individuals with Braak stage I(n = 13; UC = 8; BI = 5) | Individuals with Braak stages II‐V(n = 48; BII = 5; BIII = 14; BIV = 15; BV = 14) | Individuals with Braak stages II‐V(n = 12; BII = 2; BIII = 3; BIV = 4; BV = 3) | |
| Age, mean (SD), y | 74.8 (8.5) | 83.1(9.6)*** | 70.0 (4.4) | 70.1 (5.4)ns | 86.2 (4.1) | 85.5 (3.9)ns | 96.5 (2.7) |
| Male sex (%) | 58.5 | 52.4 ns | 70.0 | 47.6 ns | 33.3 | 58.1 ns | 50.0 |
| PMI, mean (SD), h | 17.1 (7.8) | 15.3 (7.9)ns | 17.7 (8.0) | 17.5 (7.4)ns | 15.7 (7.7) | 14.6 (8.2)ns | 13.0 (6.5) |
Abbreviations: BI, Braak stage I; BII, Braak stage II; BIII, Braak stage III; BIV, Braak stage IV; BV, Braak stage V; ns, not significant; PMI, post‐mortem interval; SD, standard deviation; UN, unaffected control.
***
‐ P < 0.001.