Table 2 Chest ultrasound profiles based on N-terminal pro-brain-type natriuretic peptide
Thoracic ultrasound profile | proBNP positive in relation to age | Negative proBNP | Total |
|---|---|---|---|
B-profile | 46 | 1 | 47 |
A-profile | 4 | 10 | 14 |
Total | 50 | 11 | 61 |
Variable | Value | 95 % confidence interval |
|---|---|---|
Sensitivity | 0.92 | 0.812–0.968 |
Specificity | 0.91 | 0.623–0.98 |
Positive predictive value | 0.97 | 0.889–0.996 |
Negative predictive value | 0.714 | 0.454–0.883 |
LR+ | 10.12 | 1.559–65.697 |
LR− | 0.088 | 0.034–0.229 |