Table 3

Contributions of kidney disease to prediction of total mortality among 691 CHS participants with diabetes

Likelihood ratio test
c-statistic (95% CI)
Model χ2Variable χ2P*
Base model175.240.7385 (0.7046–0.7783)
    + Cystatin C–estimated GFR212.1436.90<0.0010.7654 (0.7319–0.8026)
    + MDRD-estimated GFR198.5023.26<0.0010.7550 (0.7221–0.7939)
    + Change in cystatin C–estimated GFR180.124.880.0190.7421 (0.7082–0.7814)
    + Urine ACR189.8214.580.0090.7525 (0.7114–0.7844)
Base model + MDRD-estimated GFR198.500.7550 (0.7221–0.7939)
    + Cystatin C–estimated GFR212.8314.33<0.0010.7674 (0.7319–0.8026)
Base model + cystatin C–estimated GFR212.140.7654 (0.7319–0.8026)
    + MDRD-estimated GFR212.830.690.9160.7674 (0.7319–0.8026)
    + Change in cystatin C–estimated GFR212.240.100.8340.7676 (0.7319–0.8026)
    + Urine ACR219.287.140.2740.7746 (0.7336–0.8041)
  • *P value tests whether model with variable differs from corresponding base model in bold.

  • †Adjusted as per Table 2, model 2, without estimated GFR or urine ACR.