Retrospective Cohort Study
Copyright ©The Author(s) 2021.
World J Gastroenterol. May 28, 2021; 27(20): 2603-2614
Published online May 28, 2021. doi: 10.3748/wjg.v27.i20.2603
Figure 1
Figure 1 Number of patients grouped into the four disease state classes at diagnosis and at last follow-up with available biopsy data. Class 1: no symptoms and normal duodenal histology; Class 2: No symptoms and abnormal duodenal histology; Class 3: Symptoms and normal duodenal histology; Class 4: Symptoms and abnormal duodenal histology. 1Patients with biopsy result indicated as ‘other’ in the data collection form were excluded from this classification.