| RFA | ||
| Peridiaphragmatic | #Patients | Clustered |
| Pleural effusion | 8 (38.1%) | 2 (28.5%) |
| Pain | 3 (14.2%) | 2 (28.5%) |
| Fever | 1 (4.8%) | |
| Hematoma | 1 (4.8%) | |
| Total | 13/21 (61.9%) | 4/7 |
| Non-peridiaphragmatic | ||
| Pleural effusion | 3 (14.2%) | 1 (16.7%) |
| Pain | 1 (4.8%) | 1 (16.7%) |
| Fever | 1 (4.8%) | |
| Ascites | 1 (4.8%) | |
| Total | 6/21 (28.6%) | 2/6 |