. Author manuscript; available in PMC: 2007 Aug 14.

Published in final edited form as: Comput Med Imaging Graph. 2007 Mar 21;31(4-5):248–257. doi: 10.1016/j.compmedimag.2007.02.005

Table 2.

Databases, evaluation methods, and performance levels for various nodule characterization schemes in thin-section CT.

Scheme	Database	Evaluation Method	Performance Level
Aoyama [57,75]	244 patients 61 malignant nodules 183 benign nodules Contrast-enhanced CT	Leave-one-out	Overall Az = 0.937 0.957: solid nodules, 0.852: mixed GGO 0.919: pure GGO
McNitt-Gray [76,77]	35 patients 19 malignant nodules 16 benign nodules Contrast-enhanced CT	Leave-one-out	Overall Az = 0.92
Kawata [78,79]	62 patients 35 malignant nodules 27 benign nodules Contrast-enhanced CT	Leave-one-out	Overall Az = 1.0