Fig. 2

The outcomes of 2-week clarithromycin-based triple regimen with and without bismuth add-on for an empirical purpose. PAC indicates 2-week combination regimen consists of proton pump inhibitor, amoxicillin, and clarithromycin. PACB indicated PAC regimen with bismuth add-on. ITT, intention-to-treat; PP, per protocol, AE, adverse events