The remaining factors fell below 10% increase in error of the model if excluded: male sex (%IncMSE = 9.24), APOE ε4 carriership (%IncMSE = 8.45), brain weight (%IncMSE = 8.50), Thal amyloid phase (%IncMSE = 4.17), and Kalaria cerebrovascular disease scale (%IncMSE = 3.61). This evidence concerns the gene APOE and cerebrovascular disorder.