Table 3 Harrell’s C statistics for Cox regression models predicting each outcome.

From: Characterisation of N-terminal pro-brain natriuretic peptide in dialysis patients and its reduced prognostic significance in the elderly

  

Model

Index

P-value vs. base model

All-cause mortality

Group-Y

Base model

0.69 (0.63 to 0.76)

0.11

Base model + tertile log NT-proBNP

0.73 (0.67 to 0.79)

Group-O

Base model

0.69 (0.62 to 0.75)

1.00

Base model + tertile log NT-proBNP

0.69 (0.63 to 0.75)

Non-malignancy-related mortality

Group-Y

Base model

0.67 (0.60 to 0.74)

<0.01

Base model + tertile log NT-proBNP

0.73 (0.67 to 0.79)

Group-O

Base model

0.67 (0.61 to 0.74)

0.82

Base model + tertile log NT-proBNP

0.67 (0.61 to 0.74)

CVD-related mortality

Group-Y

Base model

0.62 (0.53 to 0.71)

<0.01

Base model + tertile log NT-proBNP

0.72 (0.64 to 0.80)

Group-O

Base model

0.68 (0.56 to 0.80)

0.89

Base model + tertile log NT-proBNP

0.68 (0.57 to 0.79)

  1. Base model consists of age (+1 SD), sex, DW standard score (+1 SD), log CRP, and serum albumin (+1 SD).