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. 2020 Sep;93:69–77. doi: 10.1016/j.neurobiolaging.2020.04.024

Table 5.

Proportion of parents of participants homozygous to APOE alleles in the UKBB stratified by age groups

APOE genotype in the UKBB participants Fathers (proportion)
Mothers (proportion)
<80 ≥80 <80 ≥80
ε4ε4 0.040 0.036 0.041 0.036
ε3ε3 0.950 0.953 0.949 0.953
ε3ε3 0.010 0.011 0.010 0.011

If parent was alive, the last recorded age was used. Otherwise, the age of death of the parent was used.

Key: APOE, apolipoprotein E; UKBB, UK Biobank.