Selenium-Based Digital Radiography Versus High-Resolution Storage Phosphor Radiography in the Detection of Solitary Pulmonary Nodules Without Calcification
Receiver Operating Characteristic Curve Analysis
Kazuo Awai1,
Masanori Komi and
Shinichi Hori
1
All authors: Department of Radiology, Rinku General Medical Center, 2-23
Rinku-orai-kita, Izumisano, Osaka 598-8577, Japan.
Fig. 1.Graph shows mean receiver operating curve for detection of
solitary pulmonary nodules. Difference in average performances of the two
modalities is statistically significant (p < 0.05). AUC = Area
under receiver operating characteristic curve.
Fig. 2A.68-year-old woman with lung cancer. Selenium-based digital
radiograph shows nodule with poorly defined margin in right lower lung field
(arrows).