Table 3.

In-hospital mortality prediction results in sepsis patients using static features.

	SVM-RFE			Gaussian Process			XGBoost
	${\mathit{Sep}}_{\mathit{HRV}}$	${\mathit{Sep}}_{\mathit{Vital}}$	${\mathit{Sep}}_{\mathit{HRVital}}$	${\mathit{Sep}}_{\mathit{HRV}}$	${\mathit{Sep}}_{\mathit{Vital}}$	${\mathit{Sep}}_{\mathit{HRVital}}$	${\mathit{Sep}}_{\mathit{HRV}}$	${\mathit{Sep}}_{\mathit{Vital}}$	${\mathit{Sep}}_{\mathit{HRVital}}$
PPV (LOSO)	$92.31$	$84.62$	$\mathbf{96.15}$	$\mathbf{88.46}$	$80.77$	$80.77$	$\mathbf{84.62}$	$76.92$	$76.92$
PPV (SKfold)	$\mathbf{92.31}$	$84.62$	$\mathbf{92.31}$	$\mathbf{84.62}$	$76.92$	$80.77$	$84.62$	$\mathbf{92.31}$	$76.92$
F1-score (LOSO)	$86.09$	$74.90$	$\mathbf{86.11}$	$\mathbf{80.50}$	$69.31$	$72.53$	$\mathbf{77.31}$	$72.70$	$72.70$
F1-score (SKfold)	$\mathbf{86.09}$	$78.02$	$\mathbf{86.09}$	$\mathbf{78.02}$	$60.30$	$69.31$	$\mathbf{79.00}$	$\mathbf{79.00}$	$75.33$
AUCROC (LOSO)	$0.80$	$0.76$	$\mathbf{0.89}$	$\mathbf{0.78}$	$0.69$	$0.73$	$\mathbf{0.67}$	$0.60$	$0.60$
AUCROC (SKfold)	$\mathbf{0.83}$	$0.78$	$0.80$	$\mathbf{0.77}$	$0.68$	$0.72$	$\mathbf{0.70}$	$0.68$	$0.67$
AUCPRC (LOSO)	$0.71$	$0.64$	$\mathbf{0.74}$	$\mathbf{0.67}$	$0.48$	$0.58$	$0.49$	$0.35$	$0.38$
AUCPRC (SKfold)	$0.72$	$0.65$	$\mathbf{0.74}$	$\mathbf{0.67}$	$0.46$	$0.59$	$0.55$	$0.55$	$0.43$