Table 3.
The diagnostic performances of the deep learning-based CAD system and experienced radiologists for asymptomatic lesions and symptomatic lesions.
| SE(%) | SP(%) | PLR | NLR | PPV(%) | NPV(%) | Accuracy (%) | AUC | ||
|---|---|---|---|---|---|---|---|---|---|
| (95%CI) | (95%CI) | (95%CI) | (95%CI) | (95%CI) | (95%CI) | (95%CI) | (95%CI) | ||
| Asymptomatic lesions | CAD | 93.75 | 83.87 | 5.81 | 0.07 | 75.00 | 96.30 | 87.23 | 0.89 |
| (86.01–97.94) | (77.12–89.28) | (4.04–8.36) | (0.03–0.17) | (65.34–83.12) | (91.57–98.79) | (82.28–91.22) | (0.84–0.93) | ||
| radiologists | 95.00 | 66.45 | 2.83 | 0.08 | 59.38 | 96.26 | 76.17 | 0.81 | |
| (87.69–98.62) | (58.43–73.83) | (2.26–3.55) | (0.03–0.20) | (50.34–67.96) | (90.70–98.97) | (70.20–81.47) | (0.75–0.86) | ||
| Symptomatic lesions | CAD | 80.00 | 61.84 | 2.10 | 0.32 | 79.43 | 62.67 | 73.61 | 0.71 |
| (72.41–86.28) | (49.98–72.75) | (1.56–2.82) | (0.22–0.47) | (71.82–85.77) | (50.73–73.57) | (67.20–79.36) | (0.64–0.77) | ||
| radiologists | 97.14 | 60.53 | 2.46 | 0.05 | 81.93 | 92.00 | 84.26 | 0.79 | |
| (92.85–99.22) | (48.65–71.56) | (1.86–3.26) | (0.02–0.13) | (75.22–87.46) | (80.77–97.78) | (78.70–88.85) | (0.73–0.84) |
SE, sensitivity; SP, specificity; PLR, positive likelihood ratio; NLR, negative likelihood ratio; PPV, positive predictive value; NPV, negative predictive value; AUC, area under the receiver operator characteristics curve; 95% CI, 95% confidence interval.