Table 1.

AUC for each algorithm applied to the validation cohort

	All (n = 374)		Systemically treated subset (n = 321)
	AUC	P value∗	AUC	P value∗
ST2	0.710	<.001	0.694	<.001
REG3α	0.711	<.001	0.698	<.001
AREG	0.707	<.001	0.693	<.001
ST2 + AREG	0.734	<.001	0.718	<.001
ST2 + REG3α	0.757	<.001	0.739	<.001
REG3α + AREG	0.736	<.001	0.721	<.001
ST2 + REG3α + AREG	0.752	<.001	0.735	<.001

^∗For comparison of observed AUC to 0.5 as the null.