Comparative study of omeprazole, lansoprazole, pantoprazole and esomeprazole for symptom relief in patients with reflux esophagitis

Figure 6 Daily changes in mean heartburn score in H pylori-positive and -negative of all subjects with test drug administration. (●) H pylori-negative subjects (n = 155), (■) H pylori-positive subjects (n = 119), There was no significant difference between H pylori-positive and H pylori-negative subjects after test drug administration.