Table 2.

Median antibody concentrations in the sera of 82 H. pylori-positive patients with respect to age

TestIgG antibody titer (U/ml)
<6 yrs (n = 12)6–11 yrs (n = 43)>12 yrs (n = 27)
Enzygnost II IgG35.550.030.0
Enzygnost II IgA6.09.010.0
Pyloriset IgG222.5a 510.0528.0
Pyloriset IgA139.5188.0203.0
  • a Significantly lower than those of the two older age groups (P = 0.002) .