Figure 1
Figure 2
Figure 3
Figure 4
Contingency table of all the three independent readings compared with the six weeks follow-up MRI as gold standard
| Incomplete (6 weeks MRI) | Complete (6 weeks MRI) | |
|---|---|---|
| Reader 1 | ||
| Incomplete | 2 | 3 |
| Complete | 4 | 41 |
| Reader 2 | ||
| Incomplete | 1 | 8 |
| Complete | 5 | 36 |
| Reader 3 | ||
| Incomplete | 5 | 8 |
| Complete | 1 | 36 |
Sensitivity, specificity, positive predictive value (PPV) and negative predictive value (NPV) of the three independent readings (R 1, 2, 3)) compared with the six weeks follow-up MRI as gold standard
| R 1 | R 2 | R 3 | |
|---|---|---|---|
| Sensitivity | 93% | 82 % | 82 % |
| Specificity | 33% | 17 % | 83 % |
| PPV | 91 % | 88 % | 97 % |
| NPV | 40 % | 10 % | 39% |
Baseline characteristics
| Number of patients | N = 58 |
|---|---|
| Age | |
| mean (years) | 62.84 (10.85) |
| range (years) | 36–83 |
| Gender | |
| male (%) | 53 (91) |
| Ablation method (%) | |
| microwave ablation | 58 (100) |
| Liver segments | |
| I | 3 (5) |
| II | 4 (7) |
| III | 6 (10) |
| IVa | 7 (12) |
| IVb | 3 (5) |
| V | 7 (12) |
| VI | 4 (7) |
| VII | 12 (21) |
| VIII | 9 (16) |
| Tumor entity | |
| Hepatocellular carcinoma | 46 (79) |
| Metastasis colorectal cancer | 9 (16) |
| Metastasis pancreatic cancer | 3 (5) |