Main adverse events after radiofrequency ablation (RFA) of Barrett’s oesophagus with low-grade dysplasia
| Adverse events after the first RFA procedure—n (%) | 5/37 (13.5%) |
| Fever | 2/37 (5.4%) |
| Chest pain | 2/37 (5.4%) |
| Cardiac arythmia | 1/37 (2.7%) |
| Adverse events after the second RFA procedure—n (%) | 4/33 (12.1%) |
| Vomiting | 1/33 (3%) |
| Chest pain | 1/33 (3%) |
| Upper GI bleeding | 1/33 (3%) |
| Oesophageal stricture | 1/33 (3%) |
| Adverse events after the third RFA procedure—n (%) | 1/27 (3.7%) |
| Vomiting and chest pain | 1/27 (3.7%) |
| Adverse events after the fourth RFA procedure—n (%) | 1/19 (5.3%) |
| Vomiting and chest pain | 1/19 (5.3%) |