Understanding celiac disease monitoring patterns and outcomes after diagnosis: A multinational, retrospective chart review study

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.