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Table 2 Time from the start of each Thal phase to the onset of dementia

From: Fitting the epidemiology and neuropathology of the early stages of Alzheimer’s disease to prevent dementia

  Time until dementia from
Age Thal1 Thal2
40 to 44 45.6 22.0
45 to 49 35.3 22.0
50 to 54 31.8 21.9
55 to 59 29.8 20.5
60 to 64 28.1 18.5
65 to 69 26.6 16.7
70 to 74 23.1 13.0
75 to 79 19.0 8.7
80 to 84 14.9 4.3
85 to 89 10.8 2.1
90 to 94 6.7 1.0
95 to 99 2.9 0.9
>100 2.1 1.0
Weighted mean 22.0 9.0