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Psychological scores of different subtypes of gastroesophageal reflux disease (GERD). (A) Scores of state anxiety (State-Trait Anxiety Inventory [STAI]-X1) (B) Scores of trait anxiety (STAI-X2) (C) Scores of depression (Beck Depression Inventory [BDI]). ERD, erosive reflux disease; NERD, non-erosive reflux disease; AEE, asymptomatic erosive esophagitis.
