Research Article
Evaluation of Chest CT Scan as a Screening and Diagnostic Tool in Trauma Patients with Coronavirus Disease 2019 (COVID-19): A Cross-Sectional Study
Table 4
Diagnostic values of computed tomography findings in COVID-19 trauma patients.
| Finding | Sensitivity (%) | Specificity (%) | Positive predictive value (%) | Negative predictive value (%) | Accuracy (%) | value |
| GGO | Presence | 68 | 53 | 33 | 82 | 56 | 0.05 | Multiple bilateral | 45 | 65 | 31 | 77 | 60 | 0.55 | Multiple unilateral | 9 | 96 | 50 | 75 | 74 | 0.83 | Single unilateral | 13 | 90 | 33 | 75 | 70 | 0.79 | Peripheral | 50 | 79 | 45 | 82 | 72 | 0.13 | Central | 9 | 93 | 33 | 75 | 72 | 0.9 | Peripheral/central | 9 | 79 | 13 | 71 | 61 | 0.71 | Irregular | 40 | 60 | 26 | 75 | 55 | 0.92 | Round | 13 | 96 | 60 | 76 | 75 | 0.72 | Irregular/round | 13 | 95 | 50 | 76 | 74 | 0.73 |
| Consolidation | Presence | 50 | 65 | 33 | 79 | 61 | 0.39 | Multiple bilateral | 36 | 79 | 38 | 78 | 68 | 0.43 | Single unilateral | 13 | 85 | 25 | 74 | 67 | 0.98 | Peripheral | 36 | 73 | 32 | 77 | 63 | 0.62 | Central | 9 | 98 | 66 | 75 | 75 | 0.83 | Peripheral/central | 4 | 93 | 20 | 74 | 70 | 0.95 | Irregular | 40 | 71 | 33 | 77 | 63 | 0.51 | Irregular/round | 9 | 93 | 33 | 75 | 72 | 0.9 |
| Rib fracture | Presence | 13 | 78 | 17 | 72 | 61 | 0.76 | With pneumothorax | 13 | 90 | 33 | 75 | 70 | 0.85 | With plural effusion | 9 | 87 | 20 | 73 | 67 | 0.89 |
| Pneumothorax | Presence | 31 | 84 | 41 | 78 | 70 | 0.44 | Without rib fracture | 18 | 93 | 50 | 76 | 74 | 0.63 |
| Hemothorax | Presence | 50 | 76 | 42 | 81 | 69 | 0.16 | Without rib fracture | 40 | 89 | 56 | 81 | 76 | 0.19 |
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GGO: ground-glass opacity. |