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. 2023 Mar 2;146(6):2557–2569. doi: 10.1093/brain/awad059

Table 5.

Prevalent combinations in early- and late-onset ND

Age of onset AD Mixeda ALS FTD Clinical Tau LBD MSAa
EO LO LO EO LO EO LO EO LO EO LO EO
Number of combinations 13 16 27 14 15 24 24 14 26 35 30 8
ND only (%)b 44% 31% 18% 75% 36% 66% 41% 58% 28% 35% 18% 81%
ND + associated (%) 53% 69% 59% 13% 28% 20% 39% 21% 34% 37% 47% 3%
ND + ageing (%) 1% 1% 9% 11% 36% 14% 20% 21% 38% 29% 35% 17%
Combinationc
A-B-C 16% 13% 10%
A-B-C-CAA 26% 19% 11%
A-B-C-CAA-CVD 9% 10% 7%
A-B-C-LB 7% 6% 5% 19%
A-B-C-LB-CAA 16% 6% 8%
A-B-C-LB-CAA-CVD 5% 6%
A-B-C-TDP 8% 13%
A-B-C-TDP-CAA 8% 14% 7% 6%
A-B-C-TDP-CAA-CVD 5% 6%
A-B-C-TDP-LB 7% 6%
A-B-C-TDP-LB-CAA 5% 6%
TDP 75% 36% 42% 29%
TDP-A 9%
TDP-B 7% 6% 5%
Tau 24% 12% 31% 32%
Tau-A 8%
Tau-A-B-C 6%
Tau-A-B-C-CAA 6%
Tau-A-C 8%
Tau-A-C-CAA 5%
Tau-B 6% 11%
Tau-CVD 5%
Tau-LB 5%
Tau-TDP 8%
LB 35% 18%
LB-A 10%
LB-A-C 9%
LB-A-C-CAA 6%
LB-B 7%
GCI 81%
GCI-A-C 6%
Rare combinations 17% 15% 41% 18% 30% 29% 45% 64% 21% 35% 39% 14%

EO = early onset; LO = late onset.

Early-onset Mixed and late-onset MSA not shown (n < 20).

A-B-C or A-B-C-CAA are the ND only combinations for the clinical Alzheimer’s disease (AD) and Mixed groups. TDP or Tau are the ND only combinations for FTD group.

Combinations with a prevalence of 5% or higher.