Table 5 Performance results of the three radiologists for differentiation between COVID-19- and non-COVID-19-associated GGO after exclusion of viral pneumonias
TP | TN | FP | FN | Sensitivity (95% CI) | Specificity (95% CI) | PPV (95% CI) | NPV (95% CI) | Accuracy (95% CI) | |
|---|---|---|---|---|---|---|---|---|---|
Radiologist 1 | 69 | 40 | 24 | 11 | 86.25% (77–93%) | 62.5% (49–74%) | 74.2% (67–80%) | 78.4% (67–87%) | 75.7% (68–82%) |
Radiologist 2 | 72 | 45 | 19 | 8 | 90% (81–95%) | 70.3% (57–81%) | 79.1% (72–85%) | 84.9% (74–92%) | 81.2% (74–87%) |
Radiologist 3 | 61 | 34 | 30 | 19 | 76.25% (65–85%) | 53.1% (40–66%) | 67% (60–73%) | 64.1% (53–74%) | 65.9% (58–74%) |