Table 3.
Diagnostic accuracy of clinical evaluation only, clinical evaluation integrated with lung ultrasonographic findings, and RT-PCR.
| Sensitivity (95% CI) | Specificity (95% CI) | Positive Predictive Value (95% CI) | Negative Predictive Value (95% CI) | Positive Likelihood Ratio (95% CI) | Negative Likelihood Ratio (95% CI) | |
|---|---|---|---|---|---|---|
| Clinical evaluation only | 81.3 (72.6–88.2) | 63.6 (54.4–72.2) | 66.4 (57.6–74.4) | 79.4 (70–86.9) | 2.24 (1.7–2.9) | 0.29 (0.19–0.45) |
| C-LUS integrated assessment | 94.4 (88.2–97.9) | 95 (89.5–98.2) | 94.4 (88.2–97.9) | 95 (89.5–98.2) | 19 (8.7–41.6) | 0.06 (0.03–0.13) |
| RT-PCR | 80.4 (71.6–87.4) | 100∗ | 100∗ | 85.2 (78.3–90.6) | NA | 0.20 (0.13–0.29) |
NA, Not applicable.
∗
RT-PCR specificity was 100% by study design (no CIs estimated).