The Prevalence of Helicobacter pylori Infection Decreases with Older Age in Atrophic Gastritis
Table 6
The distribution of H. pylori infection, inflammatory (neutrophil) activity, gastric atrophy and intestinal metaplasia according to the presence or absence of dysplasia.
Dysplasia
Cases (N)
Gender
H. pylori infection
Inflammatory activity
Gastric atrophy
Intestinal metaplasia
Male
Female
Negative
Positive
Negative
Positive
Mild
Moderate
Severe
Negative
Positive
Negative (%)
3835
1966
1869
3022
813 (21.20)
2655
1180 (30.77)
2230 (58.15)
1453 (37.89)
152 (3.96)
606
3229 (84.2)
Positive (%)
134
85
49
113
21 (15.67)
101
33 (24.63)
61 (45.52)
61 (45.52)
12 (8.96)
16
118 (88.06)
Total (%)
3969
2051
1918
3135
834 (21.01)
2756
1213 (30.56)
2291 (57.72)
1514 (38.15)
164 (4.13)
622
3347 (84.33)
P
0.031
0.368
0.381
0.000
0.513
Note. The numbers in parentheses represent the percentage of H. pylori infection, inflammatory activity, gastric atrophy and intestinal metaplasia in the dysplasia-negative and -positive groups.
