Table 2 Efficacy of radiofrequency ablation versus percutaneous ethanol injection for treatment of hepatocellular carcinoma
First author, year | Treatment ( n ) | Complete response (%) | Overall survival (%) | Local recurrence (%) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
1-year | 2-year | 3-year | 4-year | 5-year | 1-year | 2-year | 3-year | 4-year | 5-year | |||
Lencioni, 2003 | RFA (52) | 91.0 | 100.0 | 98.0 | NA | NA | NA | 2 | 4 | 21+ | NA | NA |
| Â | PEI (50) | 82.0 | 96.0 | 88.0 | NA | NA | NA | 17.0 | 38.0 | 59.0+ | NA | NA |
Lin, 2004 | RFA (52) | 96.0 | 90.0 | 82.0 | 74.0 | NA | NA | 12.0 | 18.0 | 18.0 | NA | NA |
| Â | PEI (52) | 88.0 | 85.0 | 61.0 | 50.0 | NA | NA | 23.0 | 45.0 | 45.0 | NA | NA |
Lin, 2005 | RFA (62) | 96.1 | 93.0 | 81.0 | 74.0 | NA | NA | 10.0 | 14.0 | 14.0 | NA | NA |
| Â | PEI (62) | 88.1 | 88.0 | 66.0 | 51.0 | NA | NA | 16.0 | 34.0 | 34.0 | NA | NA |
Shiina, 2005 | RFA (118) | 100.0 | 96.0+ | 91.0+ | 81.0+ | 74.0 | NA | 1.0+ | 1.7+ | 1.7+ | 1.7+ | NA |
| Â | PEI (114) | 100.0 | 93.0+ | 81.0+ | 66.0+ | 57.0 | NA | 9.0+ | 11.0+ | 11.0+ | 11.0+ | NA |
Brunello, 2008 | RFA (70) | 95.7 | 94.0+ | 77.0+ | 59.0+ | 44.0+ | NA | NA | NA | NA | NA | NA |
| Â | PEI (69) | 65.6 | 87.0+ | 74.0+ | 56.0+ | 42.0+ | NA | NA | NA | NA | NA | NA |
Giorgio, 2011 | RFA (128) | 100.0 | 95.0 | 90.0 | 83.0 | 73.0 | 70.0 | 4.1 | 5.7 | 7.8 | 8.9 | 11.7 |
| Â | PEI (143) | 100.0 | 95.0 | 83.0 | 78.0 | 70.0 | 68.0 | 5.2 | 6.7 | 9.4 | 11.5 | 12.8 |
Wang, 2011 | RFA (49) | 93.8 | 95.9 | 91.8 | NA | NA | NA | NA | NA | NA | NA | NA |
| Â | PEI (49) | 77.5 | 85.7 | 77.5 | NA | NA | NA | NA | NA | NA | NA | NA |
Azab, 2011 | RFA (30) | 85.0 | 90.0 | NA | NA | NA | NA | NA | NA | NA | NA | NA |
| Â | PEI (30) | 75.0 | 83.3 | NA | NA | NA | NA | NA | NA | NA | NA | NA |