Table 2

C Index for Mortality and NRI for HMRS + INTERMACS Profile Groups Versus INTERMACS Profile Only

C IndexNRI (95% CI)Proportion of Events Correctly ReclassifiedProportion of Nonevents Correctly Reclassified
90-day mortalityHMRS0.620.29 (0.35–0.22)0.0850.20
INTERMACS profile0.58
HMRS + INTERMACS profile0.63
1-yr mortalityHMRS0.600.27 (0.32–0.22)0.050.22
INTERMACS profile0.55
HMRS + INTERMACS profile0.60
2-yr mortalityHMRS0.600.25 (0.30–0.20)0.010.24
INTERMACS profile0.55
HMRS + INTERMACS profile0.60

CI = confidence interval; NRI = Net Reclassification Index; other abbreviations as in Table 1.