Table 4.

Differences in serum Gastrin-17 levels based on H. Pylori infection in each gastritis severity group

Gastrin-17 Level, median (range)		N	H. pylori		P*
			(+)	(-)
Chronic inflamation	Mild	23	5.8 (1.5-6.0)	10.0 (0.8-33.0)	0.218
	Moderate	7	8.6 (2.6-40.0)	1,65 (0.8-24.0)	0.157
	Severe	15	19.5 (1.1-40.0)	-	-
Neutrophil infiltrasion	Normal	22	5.8 (1.5-40.0)	2,2 (0.8-33.0)	0.480
	Mild	18	13.8 (1.1-40.0)	21.8 (10.3-26.1)	0.750
	Severe	5	27.6 (15-40.0)	-	-
Atrophy	Normal	36	19.8 (8.6-40.0)	9.7 (0.8-33.0)	< 0.001
	Mild	5	5.9 (5.8-6.0)	5.8	0.346
	Severe	5	1.5 (1.1-2.6)	-

^*Mann-Whitney U test.