Seroprevalence of IgG antibody positive and negative–responses in patients with uninvestigated dyspepsia, blood donor healthy individuals, and patients confirmed with viral and parasitic diseases using H. pylori autochthonous-ELISA in comparison with H. pylori reference-ELISA

SubjectsSerology result by ELISA n (%)κ (95% CI)
H. pylori autochthonousH. pylori reference
IgG+IgG–IgG+IgG–
Patients with uninvestigated dyspepsia (n = 121)92 (76.0)29 (24.0)93 (76.9)28 (23.1)0.93
(0.811.01)
Healthy individuals (n = 227)131 (57.7)96 (42.3)145 (63.9)82 (36.1)0.76
(0.670.85)
Patients confirmed with viruses and parasites (n = 57)31 (54.4)26 (45.6)33 (57.9)24 (42.1)0.93
(0.831.03)
Total subjects (n = 405)254 (62.7)151 (37.3)271 (66.9)134 (33.1)-

-: not applicable