PLA2G7 and Alzheimer disease: Furthermore, the areas under the ROC curves for AC and AC + Lp-PLA2 were 0.746 and 0.957, respectively, for DC, DR2, DR4, DR8, Lp-PLA2, and the combined five-variable diagnosis were 0.772, 0.891, 0.872, 0.835, 0.963, and 0.972, respectively, for male AD patients (Supplementary Figures S1A,B).