Table 3. Lesion-based analysis (n=313).
| Variables | Pathology | Sensitivity (95% CI) | Accuracy (95% CI) | PPV (95% CI) | |||
|---|---|---|---|---|---|---|---|
| Positive | Negative | ||||||
| PET/CT (n=169) | |||||||
| Positive | 124 | 21 | 91.9% | 81.1% | 85.5% | ||
| Negative | 11 | 13 | (86.0%–95.4%) | (75.2%–87.0%) | (78.9%–90.3%) | ||
| CECT (n=304) | |||||||
| Positive | 212 | 30 | 85.8% | 78.6% | 87.6% | ||
| Negative | 35 | 27 | (80.9%–89.6%) | (74.0%–83.2%) | (82.9%–91.2%) | ||
| Both PET/CT & CECT (n=160) | |||||||
| PET/CT | |||||||
| Positive | 119 | 21 | 93.0% | 81.3% | 85.0% | ||
| Negative | 9 | 11 | (87.2%–96.3%) | (75.2%–87.3%) | (78.2%–90.0%) | ||
| CECT | |||||||
| Positive | 109 | 17 | 85.2% | 77.5% | 86.5% | ||
| Negative | 19 | 15 | (78.0%–90.3%) | (71.0%–84.0%) | (79.5%–91.4%) | ||
CECT, contrast-enhanced computed tomography; CI, confidence interval; PET/CT, positron emission tomography/computed tomography; PPV, positive predictive value.