Table 3.
Diagnostic Performances according to age and manufacturer.
| Sensitivity (%) | Specificity (%) | Accuracy (%) | AUC | |
|---|---|---|---|---|
| Validation Set | 75.6 (468/619) | 90.2 (558/619) | 82.9 (1026/1238) | 0.903 |
| Age | ||||
| ≥50 | 77.1 (270/350) | 91.9 (352/383) | 84.9 (622/733) | 0.914 |
| <50 | 73.6 (198/269) | 87.3 (206/236) | 80.0 (404/505) | 0.882 |
| p value* | 0.310 | 0.061 | 0.026 | 0.080 |
| Manufacturer | ||||
| GE | 77.5 (186/240) | 91.1 (257/282) | 84.9 (443/522) | 0.924 |
| Hologic | 63.6 (126/198) | 93.3 (265/284) | 81.1 (391/482) | 0.863 |
| Siemens | 86.2 (156/181) | 67.9 (36/53) | 82.1 (192/234) | 0.861 |
| p value* | <0.0001 | <0.0001 | 0.2704 | |
| Test Set | 76.1 (471/619) | 88.5 (548/619) | 82.3 (1019/1238) | 0.906 |
| Age | ||||
| ≥50 | 76.3 (267/350) | 90.1 (345/383) | 83.5 (612/733) | 0.911 |
| <50 | 75.83 (204/269) | 86.01 (203/236) | 80.6 (407/505) | 0.897 |
| p value* | 0.897 | 0.124 | 0.189 | 0.395 |
| Manufacturer | ||||
| GE | 74.6 (188/252) | 89.1 (229/257) | 81.9 (417/509) | 0.910 |
| Hologic | 67.0 (132/197) | 92.1 (290/315) | 82.4 (422/512) | 0.880 |
| Siemens | 88.8 (151/170) | 61.7 (29/47) | 83.0 (180/217) | 0.888 |
| p value* | <0.0001 | <0.0001 | 0.943 | |
*chi-square test.