Table 1.
Identified studies for the systematic review according to PRISMA guidelines.
| References | Study | Modality | Number of patients | Gender m/f | RFA via US/CT | Open/percutaneous |
|---|---|---|---|---|---|---|
| Abdalla et al. (22) | Retrospective | RFA | 57 | Unclear | US | All RFA open during |
| Resection | 190 | Unclear | Laparotomy | |||
| Agcaoglu et al. (25) | Retrospective | RFA | 295 | 196/99 | US | All RFA done during |
| Resection | 94 | 50/44 | Laparoscopy | |||
| Aliyev et al. (26) | Retrospective | RFA | 44 | 24/20 | US | All RFA done during |
| Resetion | 60 | 34/26 | Laparoscopy | |||
| Aloia et al. (23) | Retrospective | RFA | 30 | 23/7 | US | Percutaneous/intraop |
| Resection | 150 | 85/65 | ||||
| Gleisner et al. (27) | Retrospective | RFA | 11 | 7/4 | US | All RFA open during |
| Resection | 192 | 121/71 | Laparotomy | |||
| Hur et al. (28) | Retrospective | RFA | 25 | 15/10 | US | Intraop/percutaneous |
| Resection | 42 | 27/15 | ||||
| Kim et al. (36) | Retrospective | RFA | 177 | 121/56 | US | Intraop/percutaneous |
| Resetion | 278 | 168/110 | ||||
| Kim et al. (29) | Retrospective | RFA | 17 | 12/5 | US | Intraop/percutaneous |
| Resection | 43 | 28/15 | ||||
| Ko et al. (38) | Retrospective | RFA | 17 | 9/8 | Modality unclear | Intraop/percutaneous |
| Resection | 12 | 9/3 | ||||
| Lee et al. (30) | Retrospective | RFA | 37 | 26/11 | US | Percutaneous |
| Resection | 116 | 76/40 | ||||
| Lee et al. (37) | Retrospective | RFA | 28 | 23/5 | US | Percutaneous/intraop |
| Resection | 25 | 14/11 | ||||
| McKay et al. (31) | Retrospective | RFA | 43 | 25/18 | US | All RFA open during |
| Resection | 58 | 29/29 | Laparotomy | |||
| Oshowo et al. (24) | Retrospective | RFA | 25 | 11/14 | US/CT/MRI | Percutaneous |
| Resection | 20 | 10/10 | ||||
| Otto et al. (35) | Prospective | RFA | 28 | 20/8 | CT | Percutaneous |
| Resection | 82 | 49/33 | ||||
| Park et al. (32) | Retrospective | RFA | 30 | 22/8 | US/CT | Percutaneous |
| Resection | 59 | 41/18 | ||||
| Reuter et al. (33) | Retrospective | RFA | 66 | 46/20 | US | Intraop |
| Resection | 126 | 69/57 | ||||
| Wang et al. (39) | Retrospective | RFA | 46 | 29/17 | US | Unclear |
| Resection | 92 | 58/34 | ||||
| White et al. (34) | Retrospective | RFA | 22 | 8/14 | CT | Unclear |
| Resection | 30 | 20/10 |
RFA, Radiofrequency ablation; ns, not significant; DFS, disease free survival; OS, overall survival; y, year; PFS, Progression free survival; US, Ultrasound.