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Table 2 Area under the receiver operating characteristic curve values obtained from MRMCROC method for three radiologists in predicting lung nodule calcification on conventional gray scale radiography (GSR) and dual-energy radiography with color-representation (DCR)

From: Color radiography in lung nodule detection and characterization: comparison with conventional gray scale radiography

Observer

Gray scale radiography

Dual-energy radiography with color-representation

1

0.871

0.949

2

0.739

0.957

3

0.874

0.926

Average

0.828

0.944

  1. The difference in area under the receiver operating characteristic curve values between GSR and DCR imaging was statistically significant (p = 0.044)
  2. MRMCROC multi-reader, multi-case receiver operating characteristic
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BMC Medical Imaging

ISSN: 1471-2342

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