Table 1.

Eradication rates reported in previous studies in patients with corporal atrophic gastritis n (%)

Reference	Countries	Patients, n	Treatment regimen	Cured patients
Sánchez Cuén et al[55], 2016	Mexico	57	Omeprazole (40 mg), amoxicillin (1 g), and clarithromycin (500 mg), twice daily for two wk	49 (85.9)
Vannella et al[14], 2011	Italy	192	Dicitrate bismuthate (120 mg qds) for 4 wk, plus amoxicillin (1 g tds), and metronidazole (250 mg tds) during the first 2 wk	136 (70.8)
Kamada et al[56], 2003	Japan	45	Omeprazole (20 mg), amoxicillin (1500 mg) and clarithromycin (600 mg) for 1 wk	35 (82.2)
Ohkusa et al[57], 2001	Japan	163	Proton-pump inhibitor and antibiotic therapy for 1 wk	115 (70.5)