Table 2.
The diagnostic accuracy of the procedures performed with CEUS
| Procedures performed with CEUS (n = 48) | |
|---|---|
| False negative | 2 (4.2%) |
| True negative | 18 (37.5%) |
| True positive | 28 (58.3%) |
| False positive | 0 |
| Sensitivity | 93.3% |
| Specificity | 100% |
| PPV | 100% |
| NPV | 90% |
| Diagnostic accuracy | 95.8% |
| 95% CI | 86%-99% |
| Standard errors | 2.8% |
CEUS contrast-enhanced ultrasound, PPV positive predictive value, NPV negative predictive value. Categorical variables were analyzed, standard error and 95% confidence interval (CI) were calculated.