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Table 5 Predictive ability and 95% confidence interval (CI) of D-Dimer tertiles on cardiovascular heart disease (CHD) and vascular dementia (VaD) risks.

From: Multiple imputation for estimating hazard ratios and predictive abilities in case-cohort surveys

  

CHD

 

VaD

 

Estimate

95% CI

Estimate

95% CI

C 1

0.693

(0.622-0.764)

0.865

(0.787-0.943)

C 2

0.694

(0.621-0.767)

0.874

(0.798-0.950)

Δ

0.002

(-0.004-0.008)

0.009

(-0.011-0.029)

NRI

0.009

(-0.049-0.066)

-

-

IDI

0.001

(-0.001-0.003)

0.0004

(-0.0002-0.0010)

  1. C 1, Harrell's C index of the proportional hazard model without the phase-2 variable
  2. C 2, Harrell's C index of the proportional hazard model with the phase-2 variable
  3. Δ, Harrell's predictive ability of the phase-2 variable
  4. NRI, net reclassification improvement by adding the phase-2 variable IDI, integrated discrimination index by adding the phase-2 variable
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BMC Medical Research Methodology

ISSN: 1471-2288

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