Does the antibody production ability affect the serum anti-Helicobacter pylori IgG titer?

Table 3 Correlation analysis for the serum anti-H. pylori IgG titer and serum HBsAb titer

Variables	Correlation coefficient	P value
Serum anti-H. pylori IgG titer
Old age	-0.009	0.924
Increased density of H. pylori infiltration	0.389	< 0.001
Increased serum PG I level	0.116	0.224
Increased serum PG II level	0.194	0.042
Increased serum PG I/II ratio	-0.18	0.059
Higher degree of activity	0.272	0.004
Higher degree of inflammation	0.125	0.192
Higher degree of atrophy	0.021	0.826
Higher degree of intestinal metaplasia	-0.047	0.624
Presence of gastric corpus atrophy as reflected by PG assay	-0.015	0.876
Increased HBsAb titer	-0.056	0.557
Increased platelet count	-0.061	0.522
Increased white blood cell count	-0.078	0.417
Serum HBsAb titer
Old age	-0.088	0.358
Increased density of H. pylori infiltration	-0.07	0.466
Increased serum PG I level	0.046	0.634
Increased serum PG II level	-0.054	0.572
Increased serum PG I/II ratio	0.136	0.154
Higher degree of activity	0.077	0.42
Higher degree of inflammation	-0.112	0.24
Higher degree of atrophy	0.036	0.706
Higher degree of intestinal metaplasia	0.054	0.573
Presence of gastric corpus atrophy as reflected by PG assay	-0.164	0.086
Increased platelet count	0.008	0.935
Increased white blood cell count	-0.069	0.473

HBsAb: Hepatitis B surface antibody; PG: Pepsinogen; H. pylori: Helicobacter pylori.