TABLE 3.

Salivary IgG-ELISA compared to [13C]UBT

ParameterResulta for children of the following nationality:
GermanOtherOverall
H. pylori prevalence according to [13C]UBT3.2 (1.6-5.7)29.6 (22.1-38.1)10.7 (8.1-13.8)
Sensitivity72.7 (39.3-92.7)83.3 (66.5-93.0)80.9 (66.3-90.4)
Specificity96.2 (93.2-97.9)92.4 (84.4-96.6)95.3 (92.7-97.1)
PPV40.0 (20.0-63.6)81.1 (64.3-91.4)66.7 (52.8-78.3)
NPV99.0 (96.9-99.7)93.4 (85.7-97.3)97.7 (95.6-98.9)
  • a Values are percentages. Data in parentheses are 95% CIs.