Effect of drug treatment on hyperplastic gastric polyps infected with Helicobacter pylori: A randomized, controlled trial

Table 1 Clinico-pathological characteristics of treatment and control groups

Characteristics	Treatment groups(n ＝ 22)	Control groups(n ＝ 21)
Mean age(mean±SD，yr)	49 ± 9	47 ± 8
Men, n(％)	13(59.1)	11(52.4)
Coexisting disease, n(％)
Chronic atrophic gastritis	10(45.4)	12(57.1)
Duodenal ulcer	2(9.1)	2(9.5)
Gastric ulcer	0(0)	1(4.8)
Mean number of polyps	5.6	4.2
Mean size of polyps(mm)	6.6	7.8
Distribution of polyps, n (％)
Body	79(64.2)	61(69.3)
Antrum	19(15.4)	15(17.0)
Angle	8(6.5)	5(5.7)
Fundus	9(7.3)	4(4.5)
Cardia	8(6.5)	3(3.4)
Histologic findings
Inflammation	2.7, 2.4	2.6, 2.4
Activity	2.5, 2.5	2.5, 2.3
Atrophy	2.4, 2.6	2.5, 2.4
Metaplasia	0.9, 0.6	1.0, 0.6