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Table 3 Determination of diagnostic accuracy.

From: Elevated levels of Dickkopf-related protein 3 in seminal plasma of prostate cancer patients

 

all patients

clinical follow-up > 3 yr

 

AUC

95% CI

AUC

95% CI

serum PSA

0.644

0.524 - 0.763

0.696

0.544 - 0.848

SP Dkk-3

0.633

0.512 - 0.754

0.667

0.509 - 0.825

SP PSA

0.565

0.439 - 0.690

0.562

0.394 - 0.730

model A

0.658

0.539 - 0.776

0.724

0.568 - 0.880

model B

0.710

0.597 - 0.824

0.777

0.638 - 0.917

  1. Areas under the receiver operator characteristics curve for univariate test variables and multivariate models.
  2. AUC, area under the curve; CI confidence intervall; PSA, prostate-specific antigen; SP, seminal plasma.