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. 2022 May 13;145(7):2541–2554. doi: 10.1093/brain/awac177

Table 1.

Cohort demographics by sex

Males (n = 2093) Females (n = 2931) Both sexes (n = 5024)
Age, years 76.70 ± 8.80 76.84 ± 10.26 76.78 ± 9.68
Educationa, years 17.01 ± 3.07 16.05 ± 2.84 16.45 ± 2.98
Residual Cognitive Resilience Score 0.06 ± 0.89 0.06 ± 0.87 0.06 ± 0.88
Combined Resilience Scorea 0.08 ± 0.42 −0.02 ± 0.39 0.02 ± 0.40
Amyloid statusa 857 (40.95%) 1287 (43.91%) 2144 (42.68%)
Alzheimer’s disease diagnosisa 236 (11.28%) 381 (13.00%) 617 (12.28%)
APOE ε4 carrier status 659 (31.49%) 898 (30.64%) 1557 (30.99%)

Categorial values given in n (%); continuous values given in mean ±  standard deviation.

a

Significant difference between sexes via a t-test (continuous variables) or via a chi-square test (categorical variables).