Figure 1

The accuracies and confidences of diagnosis and disposition decisions in each radiologist in 1st and 2nd sessions of image review. The accuracies of diagnosis show increasing tendency in 2nd session (statistically significant increase observed in three of the radiologists and two of the training radiologists). The accuracies of disposition decision show equivocal change between two sessions. The confidences of diagnosis and disposition decision both shows statistically significant increases in five of the six radiologists. ER, experienced radiologist; TR, training radiologist.