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Table 5 Top selected variables and their prediction performance

From: Prediction of adverse cardiac events in emergency department patients with chest pain using machine learning for variable selection

Selected variables for model building AUC AUC 95% CI
SBP 0.663 0.553 - 0.773
SBP, avHR 0.759 0.656 - 0.862
SBP, avHR, aRR 0.812 0.716 - 0.908
SBP, avHR, aRR, DBP 0.773 0.671 - 0.874
SBP, avHR, aRR, DBP, TI 0.763 0.660 - 0.865
SBP, avHR, aRR, DBP, TI, LF/HF 0.774 0.672 - 0.875
SBP, avHR, aRR, DBP, TI, LF/HF, HF norm 0.767 0.664 - 0.869
SBP, avHR, aRR, DBP, TI, LF/HF, HF norm, LF norm 0.768 0.666 - 0.870