Table 4.

Comparisons of AUC, IDI, and NRI for GNRI, PNI, TCBI and COUNT.

Models	NRI (95% CI)	P-Value	IDI (95% CI)	P-Value	AUC (95% CI)	P-value
All-cause mortality
GNRI	−0.210 (−0.267, −0.154)	<0.001	−0.007 (−0.010, −0.004)	<0.001	0.642(0.626–0.659)	<0.001
PNI	Reference		Reference		0.684 (0.667–0.701)	Reference
TCBI	−0.532 (−0.588, −0.476)	<0.001	−0.031 (−0.035, −0.028)	<0.001	0.508 (0.492–0.524)	<0.001
COUNT	−0.176 (−0.234, −0.118)	<0.001	−0.003 (−0.006, −2e-04)	0.036	0.621 (0.604–0.638)	<0.001
Cardiovascular death
GNRI	−0.485 (−0.615, −0.356)	<0.001	−0.004 (−0.005, −0.003)	<0.001	0.644 (0.606–0.682)	0.016
PNI	Reference		Reference		0.710 (0.672–0.749)	Reference
TCBI	−0.601 (−0.733, −0.470)	<0.001	−0.007 (−0.009, −0.005)	<0.001	0.533 (0.495–0.570)	<0.001
CPUNT	−0.490 (−0.621, −0.360)	<0.001	−0.004 (−0.005, −0.003)	<0.001	0.628 (0.589–0.668)	<0.001

IDI, integrated discrimination improvement; NRI, net reclassification improvement.