Table 3. Two by two table illustrating sensitivity, specificity, positive predictive value, and negative predictive value of the pediatric consolidation feature algorithm to detect pneumonia.
| Reference standard (ground truth) | Sensitivity (95% CI) |
88% (82–93%) |
|||
| Positive pneumonia | Negative pneumonia | Specificity (95% CI) |
89% (83–94%) |
||
|
Ultrasound Algorithm |
Positive consolidation | 140 | 16 | Positive Predictive Value (95% CI) |
89% (85–93%) |
| Negative consolidation | 19 | 130 | Negative Predictive Value (95% CI) |
87% (82–91%) |
|
CI = confidence interval