Table 6 Identifying asbestosis and FHP in pleural abnormalities on HRCT
Characteristics | Sensitivity | Specificity | PPV | NPV | + LR (95% CI) | − LR (95% CI) |
|---|---|---|---|---|---|---|
Pleural abnormality | 0.98 | 0.23 | 0.78 | 0.85 | 1.28 (1.13–1.45) | 0.06 (0.02–0.21) |
Parietal type | 0.59 | 0.23 | 0.68 | 0.17 | 0.76 (0.65–0.91) | 1.79 (1.15–2.81) |
Visceral type | 0.40 | 1.00 | 1.00 | 0.38 | – | 0.60 (0.54–0.67) |
Distribution | ||||||
Chest wall | 0.98 | 0.23 | 0.78 | 0.81 | 1.27 (1.12–1.44) | 0.09 (0.03–0.25) |
Mediastinum pleural | 0.32 | 1.00 | 1.00 | 0.35 | – | 0.68 (0.62–0.74) |
Diaphragm pleural | 0.59 | 1.00 | 1.00 | 0.47 | – | 0.41 (0.35–0.48) |
Pleural effusion | 0.09 | 1.00 | 1.00 | 0.29 | – | 0.91 (0.87–0.95) |