Table 7.

Area under the ROC curve of prognostic scores for all-cause and CVD mortality

Prognostic score	Area under the ROC curve	95% CI	P value (vs. GPS)
All-cause mortality
GPS	0.798	0.770–0.826
PNI	0.636	0.604–0.667	< 0.001
PI	0.658	0.622–0.694	< 0.001
CVD mortality
GPS	0.781	0.744–0.817
PNI	0.629	0.589–0.670	< 0.001
PI	0.658	0.609–0.706	< 0.001

Abbreviations: ROC receiver-operating characteristic analysis, HR hazard ratio, CI confidence interval, CAPD continuous ambulatory peritoneal dialysis, BP blood pressure, iPTH intact parathyroid hormone, CRP C-reactive protein, WBC white blood cell, HDL-C high-density lipoprotein cholesterol, LDL-C low-density lipoprotein cholesterol, RRF residual renal function, GPS Glasgow Prognostic Score, PNI prognostic nutritional index, PI prognostic index, CVD cardiovascular disease