Table 2.
Overview of OS outcomes in thermal ablation
| Author | Lesion size (range) cm * | No. CRLM 3–5 cm | No. CRLM > 5 cm | No. CRLM > 3 cm | Median OS in months | 1 yr OS 3–5 cm |
2 yr OS 3–5 cm |
3 yr OS | 5 yr OS | |
|---|---|---|---|---|---|---|---|---|---|---|
| 3–5 cm | > 3 cm | |||||||||
| Bale [43] | 2 (0.5–13) | 36 | 23 | 59 | 32 |
> 3 cm: 31 > 5 cm 29 |
86%^ | 72%^ | 36%^ | 36%^ |
| Fan [62] | NS (till 5 cm) | - | - | - | 24 | 73%^ | 41%^ | 20%^ | 10%^ | |
| Gwak [45] | 2.4 (1–5) | - | - | - | Mean 39 | - | - | 40% | 27% | |
| Hamada [46] | 2.3 (0.5–9.0) | - | - | 35 | 31 | - | - | - | - | |
| Kennedy [48] | 2.9 (1–8) | - | - | 46 | - | 29 | > 3 cm 93% | > 3 cm 70%^ | > 3 cm 34% | > 3 cm 8% |
| Kim [49] | 2.1 (0.5–6.2) | - | - | 14 | - | - | > 3 cm 84%^ | > 3 cm 53%^ | > 3 cm 31%^ | > 3 cm 31%^ |
| Mao [51] | 2.7 (0.9–4) | - | - | - | 32 | - | - | - | - | - |
| Nielsen [27] | 2.2 (0.2–8.0) | 49 | 20 | 69 | - | 37 | - | - | - | - |
| Shady [53] | 1.8 (0.5–5.7) | - | - | 32 | 25 | > 3 cm 88%^ | > 3 cm 50%^ | > 3 cm 26%^ | > 3 cm 18%^ | |
| Shi [54] | 2.7 (till 5 cm) | 68 | - | - | 26 | - | 92% ^ | 55%^ | 32%^ | 20%^ |
| Veltri [57] | 2.5 (NS) | - | - | 137 | - | 21.7 | > 3 cm 74%^ | > 3 cm 39%^ | > 3 cm 30%^ | > 3 cm 14%^ |
| Wang [58] | 2.8 (0.8–5) | 52 | - | - | 26 | - | 90% ^ | 42% ^ | 33%^ | - |
| Wang [59] | 2.5 (1–6.4) | - | - | 32 | - | 22 | > 3 cm 80%^ | > 3 cm 30%^ | > 3 cm 20%^ | > 3 cm 10%^ |
| Zhang [60] | 3 (1–5) | 51 (4–5 cm) | - | - | 36 | - | - | - | - | - |
NS, not stated
*All-size CRLM included in study
^Percentages retrieved and estimated from OS curves