Table 2

Harrell’s C-statistics for Cox regression models predicting cardiovascular mortality

C-statistic95% CIP value
eGFRcrea0.7080.694 to 0.722Ref
eGFRcomb0.7260.712 to 0.739<0.001
eGFRcyst0.723*0.709 to 0.7370.001
  • P values shown with the creatinine equation as reference.

  • *P value of 0.098 with combined equation as reference.

  • eGFR, estimated glomerular filtration rate.