Table 2.

Diagnoses by upper gastrointestinal endoscopy in each of the two study groups. Values are numbers (percentages) unless stated otherwise

	Group A—proton pump inhibitor alone		Group B—eradication of Helicobacter pylori
Diagnosis*	Total	H pylori positive	Total	H pylori positive	P value
Patients who had endoscopy	96	60 (63)	61	0
Duodenal ulcer	15 (16)	13 (87)	0	0	<0.001
Gastric ulcer	1 (1)	1 (100)	0	0	NS
Oesophagitis	4 (4)	2 (50)	9 (15)	0	0.03
Normal	76 (79)	44 (58)	52 (86)	0	NS
Hernia	25 (26)	14 (56)	26 (43)	0	0.03
Duodenal scar	9 (9)	9 (100)	0	0	0.01
NS=not significant

^*More than one diagnosis is possible; endoscopies showing hiatus hernia or scar without other lesions were considered to be normal.