APOA1 and atrial fibrillation: Area under the ROC curve for the model was 0.592 (0.557—0.628, P < 0.001, Fig. 5(A)), sensitivity was 0.591, specificity was 0.551; APOA1 levels = 1.205 g/L was the best cut-off value for predicting AF in women; area under the ROC curve for the model was 0.611 (0.576—0.647, P-0.05, Fig. 5(B)), sensitivity was 0.520, specificity was 0.640.