TABLE 8.
Comparison of performances of five noninvasive diagnostic tests for Helicobacter pylori detection in 316 childrena
| Test | Sensitivity (%) | Specificity (%) | PPVb (%) | NPVb (%) |
|---|---|---|---|---|
| UBT | 96.2 | 97.3 | 96.2 | 97.3 |
| Serology | 88.7 (90.2)c | 93.4 (93.9)c | 90.8 | 91.9 |
| Stool antigen test | 72.9 (80.3)c | 97.3 (93.4)c | 95.1 | 83.2 |
| Urinelisa | 63.2 (72.2)c | 97.3 (93.4)c | 94.4 | 78.4 |
| Rapirun | 30.2 | 98.7 | 94.7 | 64.5 |
a
Reprinted from reference 362 with permission from Elsevier.
b
PPV, positive predictive value; NPV, negative predictive value.
c
Sensitivity and specificity values were obtained after defining the optimal cutoff based on ROC curves.