Helicobacter pylori infection, glandular atrophy and intestinal metaplasia in superficial gastritis, gastric erosion, erosive gastritis, gastric ulcer and early gastric cancer

Table 3 Rates of inflammation, activity, glandular atrophy and intestinal metaplasia in patients with and without H pylori infection (%).

Diagnosis	Mononuclear cell infiltration H pylori		Polymorphonuclear cell infiltration H pylori		Glandular atrophy H pylori		Intestinal metaplasia H pylori
	Positive	Negative	Positive	Negative	Positive	Negative	Positive	Negative
Superficial gastritis	93.9b	45.1	90.2b	2.0	50.7b	9.9	34.1b	6.9
Erosive gastritis	98.8b	75.2	97.0b	9.1	76.1b	42.5	63.0b	42.1
Gastric erosion	100.0b	89.5	99.4b	8.6	84.8b	51.1	87.8b	61.9
Gastric ulcer	99.1b	81.8	99.1b	10.9	80.6b	29.8	90.9b	25.5
Early gastric cancer	100.0	98.5	100.0b	15.4	85.5	84.0	85.3	86.0

^bP<0.01 vs H pylori-negative group.