. Author manuscript; available in PMC: 2022 Jun 1.

Published in final edited form as: J Cardiothorac Vasc Anesth. 2020 Nov 28;35(6):1806–1812. doi: 10.1053/j.jvca.2020.11.053

Table 3.

C-statistics.

	Risk Score	C-statistic	Standard Error	95% CI	P-value (vs null hypothesis)	P-value (vs STS)	P-value (vs MAGGIC)
30-day mortality
*Overall Cohort*	STS	0.797	0.073	0.655–0.939	<0.0001^*	-	0.33
	MAGGIC	0.721	0.071	0.581–0.860	0.002^*	0.33	-
	EuroSCORE II	0.688	0.066	0.557–0.818	0.005^*	0.06	0.68
1-year mortality
*Overall Cohort*	STS	0.709	0.067	0.578–0.841	0.002^*	-	0.56
	MAGGIC	0.673	0.064	0.547–0.799	0.007^*	0.56	-
	EuroSCORE II	0.642	0.062	0.521–0.762	0.02	0.20	0.69

Abbreviations:

, denotes significant P-value of <0.008 by Bonferroni correction; 95% CI, 95% confidence interval; AVR, open aortic valve replacement; EuroSCORE II, European System for Cardiac Operative Risk Evaluation II; MAGGIC, Meta-Analysis Global Group in Chronic Heart Failure; MVR, open mitral valve repair/replacement; STS, Society of Thoracic Surgeons.