Table 3.

Positive rate of gastric mucosal GHR expression in the studied groups (%)

Group	A group	B group	C group
	(n = 30)	(n = 30)	(n = 30)
GHR expression	100 (30/30)1	10 (3/30)2	13 (4/30)1,2

¹χ²_AB = 49 P < 0.01 ¹χ²_AC = 45 P < 0.01

²χ²_BC = 0.16 P > 0.05.