Endoscopy finding

Positive H. pylori

Negative H. pylori

Frequency (%)

Normal

2

5

7 (7)

Chronic gastritis

23

49

72 (68)

Esophagitis

3

11

14 (13)

Duodenal ulcer

1

6

7 (7)

Stomach cancer

4

1

5 (5)

Total

33

72

105 (100)