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Table 1 Participant demographics

From: Impact of APOE ε4 genotype on initial cognitive symptoms differs for Alzheimer’s and Lewy body neuropathology

  Alzheimer’s pathology (ADP) Lewy-related and Alzheimer’s (ADP-LRP) Lewy-related pathology (LRP)   
N Mean (Std. Dev) or % of total N Mean (Std. Dev) or % of total N Mean (Std. Dev) Or % of total F/χ2 Sig.
Age at first visit, years 1303 76.35 (10.56) 895 73.79 (10.07) 90 73.3 (9.27) 17.9 < 0.0001
Duration from first visit to autopsy, years 1303 4.93 (2.79) 895 5.39 (2.89) 90 4.36 (2.82) 11.29 < 0.0001
Age at death, years 1303 81.28 (10.40) 895 79.08 (10.17) 90 77.67 (8.50) 17.3 < 0.0001
Education, years 1296 15.34 (3.07) 889 15.5 (3.08) 90 15.66 (3.07) 0.95 0.39
Sex % F 1303 45.60% 895 37.40% 90 25% 24.47 < 0.0001
APOE ε4% positive 1303 52.60% 895 61.60% 90 20% 62.98 < 0.0001
Amnestic 1297 80.40% 890 81.10% 89 58.40% 26.5 < 0.0001
Executive/attention 1297 5.86% 890 6.51% 89 11.20% 4.15 0.13
Language 1297 11.50% 890 9.21% 89 20.20% 11 0.004
Visualspatial 1297 2.20% 890 3.10% 89 10.10% 18.7 0.002
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