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Patients characteristics.
| Demographic and clinical data | Total |
|---|---|
| Number of patients | 45 |
| Age, years, median (IQR) | 67 (61 - 73) |
| Male, n (%) | 38 (84.4%) |
| Presence of Hiatus hernia, n (%) | 40 (88.9) |
| Initial Barrett's esophagus length; median cm (IQR) | 4 (2 – 5) |
| Pre-RFA grade of Barrett's: | |
| Intramucosal carcinoma | 2 (4.5%) |
| High-grade dysplasia | 18 (40.0%) |
| Low-grade dysplasia | 14 (31.1%) |
| Intestinal or gastric metaplasia | 11 (24.4%) |
