Table 2. Raw data of each included study.
| Author(year) | Treatment | n | Overall Survival | Disease-free Survival | |||||||||
| Hazard ratio | 95% CI | P-value | 3year OS | 5year OS | Hazard ratio | 95% CI | P-value | 3year DFS | 5year DFS | ||||
| Oshowo | LR | 20 | ― | ― | ― | 55% | 42% | ― | ― | ― | ― | ― | |
| (2003) | RFA (Perc) | 25 | 53% | 36% | ― | ― | |||||||
| Evrard | LR | 17 | ― | ― | ― | ― | ― | ― | ― | ― | ― | ― | |
| (2004) | RFA (Open) | 33 | ― | ― | ― | ― | |||||||
| Abdalla | LR | 190 | 2.79 | 1.68–4.62 | 0.001 | 73% | 58% | 2.6 | 1.84–3.68 | 0.001 | 40% | 31% | |
| (2004) | RFA Open | 57 | 37% | 21% | 9% | 7% | |||||||
| White | LR | 30 | ― | ― | ― | 82% | 57% | ― | ― | ― | 51% | 36% | |
| (2007) | RFA Perc | 22 | 84% | 42% | 0% | 0% | |||||||
| Gleisner | LR | 192 | 1.77 | 0.75–4.21 | 0.01 | 72.00% | 57.40% | 1.41 | 0.59–3.35 | 0.01 | 41% | 41% | |
| (2008) | RFA Perc | 11 | 51.20% | 28.30% | 9% | 0% | |||||||
| Lee | LR | 116 | ― | ― | ― | 51% | 66% | ― | ― | ― | 88% | 85% | |
| (2008) | RFA Open/perc | 37 | 32% | 49% | 53% | 43% | |||||||
| Berber | LR | 90 | 1.24 | 0.91–1.66 | 0.16 | 70% | 40% | ― | ― | ― | 45% | 38% | |
| (2008) | RFA open | 68 | 35% | 30% | 29% | 0% | |||||||
| Hur | LR | 42 | 2.65 | 1.14–6.17 | 0.024 | 70% | 50.10% | 4.61 | 1.16–18.36 | 0.03 | 90% | 89.70% | |
| (2009) | RFA Open/perc | 25 | 60% | 25.50% | 76% | 69.70% | |||||||
| Otto | LR | 82 | 1.035 | 0.478–2.239 | 0.93 | 60% | 51% | 0.523 | 0.304–0.901 | 0.017 | 40% | 30% | |
| (2009) | RFA Perc | 28 | 67% | 48% | 18% | 18% | |||||||
| Reuter | LR | 126 | ― | ― | ― | 55% | 23% | ― | ― | ― | 42% | 24% | |
| (2009) | RFA | 66 | 42% | 21% | 24% | 8% | |||||||
| McKay | LR | 58 | 2.78 | 1.43–5.26 | 0.02 | 60% | 43% | ― | ― | ― | ― | ― | |
| (2009) | RFA | 43 | 39% | 23% | ― | ― | |||||||
| Lee | LR | 25 | 1.74 | 1.37–2.21 | 0.001 | 68% | 44.00% | 1.4 | 1.12–1.75 | 0.004 | 40% | 12% | |
| (2011) | RFA Perc | 28 | 35.70% | 17.90% | 10.70% | 0% | |||||||
| Kim | LR | 278 | 3.613 | 1.422–9.193 | 0.007 | 59% | 44.60% | 3.821 | 1.518–9.62 | 0.004 | 32% | 28% | |
| (2011) | RFA | 177 | 49.70% | 35.60% | 26% | 20.30% | |||||||
LR: liver resection. RFA: radiofrequency ablation. CI: confidence interval. Perc: percutaneous. Open/Perc: contains data from both open and percutaneous surgery.