Percentage of U.S. population at higher Alzheimer risk
This statistic shows the percentage of the U.S. population with e2,e3 and e4 forms of the Apolipoprotein E(APOE) gene. The e2/e2 combination of the Apolipoprotein E gene is present in 0.5 % of the population in Unites States as of 2016. People with one or two copies of e4 are at higher risk developing Alzheimer's.