Extended Data Table 1 Demographic and clinical characteristics of the cohort

From: Prevalence of Alzheimer’s disease pathology in the community

  1. HUNT = The Trøndelag Health Study, Wave 3 and 4; yr = years; sd = standard deviation; APOE = apolipoprotein E. “Primary education” included up to 10 years of compulsory primary and lower secondary education; “Secondary education” was defined as 1–2 years of academic or vocational school, 3 years of academic or vocational school, or 3–4 years of vocational training or apprenticeship (upper secondary education); “Tertiary education” referred to college or university education of less than four years or four years or more.
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