Table 3.
Breakdown of the critical findings detected by the model and the level of radiologist agreement with each, including the number of findings reportedly missed by the model (and added by the radiologist) or missed by the radiologist
| Critical finding | Displayed by model | Radiologist agreed with finding (%) | Radiologist rejected finding (%) | Added in by radiologist | Missed by radiologist |
| Acute aortic syndrome | 2 | 2.0 (100.0) | 0 (0.0) | 0 | 0 |
| Acute humerus fracture | 5 | 5 (100.0) | 0 (0.0) | 0 | 0 |
| Acute rib fracture | 54 | 39 (72.2) | 15 (27.8) | 0 | 5 |
| Cardiomegaly | 1008 | 979 (97.1) | 29 (2.9) | 0 | 0 |
| Cavitating mass | 14 | 13 (92.9) | 1 (7.1) | 0 | 0 |
| Cavitating mass internal content | 6 | 5 (83.3) | 1 (16.7) | 0 | 0 |
| Diffuse airspace opacity | 13 | 13 (100.0) | 0 (0.0) | 0 | 0 |
| Diffuse lower airspace opacity | 153 | 148 (96.7) | 5 (3.3) | 0 | 0 |
| Diffuse perihilar airspace opacity | 45 | 45 (100.0) | 0 (0.0) | 0 | 0 |
| Diffuse upper airspace opacity | 2 | 2 (100.0) | 0 (0.0) | 0 | 0 |
| Focal airspace opacity | 341 | 321 (94.1) | 20 (5.9) | 0 | 2 |
| Hilar lymphadenopathy | 8 | 6 (75.0) | 2 (25.0) | 0 | 0 |
| Inferior mediastinal mass | 8 | 7 (87.5) | 1 (12.5) | 0 | 0 |
| Loculated effusion | 87 | 80 (92.0) | 7 (8.0) | 0 | 1 |
| Lung collapse | 11 | 10 (90.9) | 1 (9.1) | 0 | 0 |
| Malpositioned CVC | 85 | 78 (91.8) | 7 (8.2) | 0 | 1 |
| Malpositioned ETT | 52 | 43 (82.7) | 9 (17.3) | 0 | 0 |
| Malpositioned NGT | 39 | 31 (79.5) | 8 (20.5) | 0 | 0 |
| Malpositioned PAC | 13 | 9 (69.2) | 4 (30.8) | 0 | 0 |
| Multifocal airspace opacity | 125 | 120 (96.0) | 5 (4.0) | 0 | 1 |
| Multiple pulmonary masses | 43 | 38 (88.4) | 5 (11.6) | 0 | 0 |
| Pneumomediastinum | 5 | 5 (100.0) | 0 (0.0) | 1 | 0 |
| Pulmonary congestion | 220 | 215 (97.7) | 5 (2.3) | 1 | 0 |
| Segmental collapse | 292 | 290 (99.3) | 2 (0.7) | 0 | 1 |
| Shoulder dislocation | 1 | 0 (0.0) | 1 (100.0) | 0 | 0 |
| Simple effusion | 687 | 650 (94.6) | 37 (5.4) | 0 | 1 |
| Simple pneumothorax | 90 | 77 (85.6) | 13 (14.4) | 1 | 1 |
| Single pulmonary mass | 41 | 38 (92.7) | 3 (7.3) | 1 | 1 |
| Single pulmonary nodule | 105 | 95 (90.5) | 10 (9.5) | 3 | 5 |
| Subcutaneous emphysema | 53 | 51 (96.2) | 2 (3.8) | 0 | 1 |
| Subdiaphragmatic gas | 7 | 7 (100.0) | 0 (0.0) | 1 | 0 |
| Superior mediastinal mass | 37 | 32 (86.5) | 5 (13.5) | 0 | 0 |
| Tension pneumothorax | 11 | 7 (63.6) | 4 (36.4) | 0 | 0 |
| Tracheal deviation | 133 | 133 (100.0) | 0 (0.0) | 0 | 0 |
| Total | 3796 | 3594 (94.7) | 202 (5.3) | 8 | 20 |
Percentages (%) represent the associated value as a proportion of the total number of findings displayed by the model.
CVC, Central venous catheter; ETT, Endotracheal tube; NGT, Nasogastric tube; PAC, Pulmonary artery catheter.