Fig. 3From: Bowel preparation using 2-L split-dose polyethylene glycol regimen plus lubiprostone versus 4-L split-dose polyethylene glycol regimen: a randomized controlled trialComparison of total BBPS score between the two groups by PP analysis. BBPS, Boston Bowel Preparation Scale; PEG, Polyethylene glycol; LB, Lubiprostone; PP, per-protocolBack to article page