Table 3 Published studies of RFA and high-dose SBRT group of the present study
Study, year | Treatment | Study type | Number | Tumor size (cm) | Local control (%) | Overall survival (%) | Severe toxicity (%) |
|---|---|---|---|---|---|---|---|
Shiina 2005 (7) | RFA | RCT | 118 | Median 2.2 | 98 | 74 (4-year) | 5.1 |
Bouza 2009 (8) | RFA | Meta-analysis | 396 | Mean 2.6 | 93 | 62 (4-year) | 4.1 |
Waki 2010 (38) | RFA | Retrospective | 88 | Median 1.8 | 95 | 70 (5-year) | 5.7 |
Feng 2012 (39) | RFA | RCT | 84 | Mean 2.4 | 96 | 67 (3-year) | 9.5 |
Shiina 2012 (6) | RFA | Retrospective | 1170 | Median 2.0 Mean 2.5 | 97 | 60 (5-year) | 2.2 |
Present study(> 54 Gy) | SBRT | Retrospective | 32 (Rec 53%) | Median 3.0 Mean 3.1 | 100 | 68 (4.5-year) | Bowel 3.1; Others 3.1 |