Fig. 3. Differential effect of APOE-ε4 on selected health traits according to cardiovascular disease (CVD) status.
All the models are adjusted for the standard covariates including age, sex, age2, age*sex interaction term, socioeconomic status based on Townsend deprivation index, genotyping batch, assessment centre, and the first 12 principal components of ancestry as covariates. In the model of all subjects (CVD adjusted), indicated by red colour, 3 CVD factors including statin use, CAD and parental CAD and lifestyle score are additionally adjusted. There are 53,173 statin users and 270,745 statin non-users in the data, 94,170 CVD cases and 229,104 CVD controls, and 232,286 participants with a parent with CVD and 46,914 with parents without CVD.