Research Article
Association of Chest Anteroposterior Radiography with Computed Tomography in Patients with Blunt Chest Trauma
Table 2
Statistics of positive findings on radiography when the computed tomography scan finding is positive.
| ā | Accuracy (%) | Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) | F score (%) | Kappa coefficient |
| Rib fracture | 74.9 | 72.8 | 100 | 100 | 23.5% | 84.3 | 0.292 | Lung contusion | 50.5 | 43.8 | 99.4 | 99.8 | 19.4% | 60.9 | 0.155 | Subcutaneous emphysema | 83.5 | 56.0 | 99.9 | 99.6 | 79.2 | 71.7% | 0.613 | Pneumothorax | 46.7 | 12.7 | 100.0 | 100.0 | 42.1 | 22.6% | 0.102 |
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PPV, positive predictive value; NPV, negative predictive value.
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