Fig. 1From: Sustained efficacy following resolution of frequent heartburn with an over-the-counter regimen of esomeprazole 20 mg or placebo for 14 days: two randomized trialsPercentage of subjects with heartburn resolution at selected time points during treatment. Days with missing data were assumed to be days with heartburn. aOne or no days with heartburn. bTwo or fewer days with heartburnBack to article page