MOESM2 of Helicobacter pylori virulence genes of minor ethnic groups in North Thailand

Additional file 2. Histological score according to genotype of cagA in Thai ethnic. The East-Asian-type cagA (n = 47) had significant higher of activity in antrum and body and atrophy and intestinal metaplasia in corpus than Western-type cagA genotype (n = 27, P < 0.05, Mann–Whitney U test)