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Accuracy of Different Imaging Modalities for COVID-19
| Outcome | No. of Studies (No. of Participants) | No. of COVID-19 Cases (%) | Sensitivity (95% CI) | Specificity (95% CI) |
|---|---|---|---|---|
| Chest radiograph | 9 (3,694) | 2,111 (57.1%) | 80.6% (69.1% to 88.6%) | 71.5% (59.8% to 80.8%) |
| Lung ultrasound | 5 (446) | 211 (47.3%) | 86.4% (72.7% to 93.9%) | 54.6% (35.3% to 72.6%) |
| Chest CT | 41 (16,133) | 8,110 (50.3%) | 87.9% (84.6% to 90.6%) | 80.0% (74.9% to 84.3%) |
CI, confidence interval; CT, computed tomography.
