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Table 3 Time-dependent ROC for 3-year PFS assessment

From: Ultra-high b-Value DWI in predicting progression risk of locally advanced rectal cancer: a comparative study with routine DWI

Variate

Cutoff

AUC

Specificity

Sensitivity

ADC

1.140 × 10− 3 mm2/s

0.586

0.290

0.915

ADCuh

0.716 × 10− 3 mm2/s

0.754

0.681

0.778

TNM + EMVI*

0.930

0.688

0.855

0.437

TNM + EMVI + ADC *

1.105

0.719

0.739

0.607

TNM + EMVI + ADCuh*

1.571

0.805

0.797

0.683

  1. “*” indicates the variate has no unit because it is a combined indicator generated with multivariate COX proportional hazard regression model. PFS, progression free survival. MRF, mesorectal fascia. EMVI, extramural venous invasion
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Cancer Imaging

ISSN: 1470-7330

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