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Table 4 Area under the curve for both readers, both readings, all measurement approaches, and ADC metrics

From: Limited role of DWI with apparent diffusion coefficient mapping in breast lesions presenting as non-mass enhancement on dynamic contrast-enhanced MRI

Parameters

Reading 1

Reading 2

R1

R2

R1

R2

Wtu ADC max

0.699 (p = 0.002)*

0.613 (p = 1.00)

0.467 (p = 0.65)

0.486 (p = 0.85)

Wtu ADC mean

0.549 (p = 0.51)

0.530 (p = 0.67)

0.596 (p = 0.17)

0.669 (p = 0.01)*

Wtu ADCmin

0.500 (p = 0.99)

0.599 (p = 0.67)

0.508 (p = 0.90)

0.646 (p = 0.02)*

Dptu ADC max

0.538 (p = 0.60)

0.667 (p = 0.02)*

0.628 (p = 0.07)

0.657 (p = 0.02)*

Dptu ADC mean

0.512 (p = 0.84)

0.638 (p = 0.05)*

0.644 (p = 0.03)*

0.709 (p = 0.001)*

Dptu ADC min

0.599 (p = 0.17)

0.523 (p = 0.75)

0.567 (p = 0.36)

0.669 (p = 0.01)

Ptu ADC mean

0.542 (p = 0.56)

0.592 (0.21)

0.595 (p = 0.19)

0.736 (p = 0.0002)*

  1. ADC apparent diffusion coefficient, Wtu whole tumor, Dptu darkest part of the tumor, Ptu point tumor
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Breast Cancer Research

ISSN: 1465-542X

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