Fig. 1

Flowchart of participants. ACEB, amoxicillin, clarithromycin, esomeprazole, and bismuth therapy; MOEB, minocycline, ornidazole, esomeprazole, and bismuth therapy; ITT, intention-to-treat; mITT, modified intention-to-treat; PP, per-protocol; UBT, urea breath test.