Table 2 Comparison of diagnostic efficacy of four different methods on 296 thyroid nodules
Group | Sensitivity% | Specificity% | Positive predictive value% | Negative predictive value% | Accuracy % | AUC (95% CI) |
|---|---|---|---|---|---|---|
CAD system | 83.4 | 62.1 | 69.6 | 78.3 | 73.0 | 0.728 (0.673–0.777) |
Junior physicians | 72.2 | 66.9 | 69.4 | 69.8 | 69.6 | 0.695 (0.640–0.747) |
Senior physicians | 85.4 | 82.1 | 83.2 | 84.4 | 83.8 | 0.858 (0.808–0.909) |
CAD system combined with junior physicians | 84.1 | 79.3 | 80.9 | 82.7 | 81.8 | 0.842 (0.790–0.894) |