Table 1 Comparisons of patient characteristics
Characteristics | Effective treatment cohort (n = 28) | Ineffective treatment cohort (n = 15) | P value |
|---|---|---|---|
Age | 65.57 ± 11.43 | 66.07 ± 13.77 | 0.900 |
BMI | 23.59 ± 2.54 | 24.07 ± 3.71 | 0.658 |
Gender | Â | Â | 0.055 |
 Female | 17 (81.0%) | 4 (7.3%) |  |
 Male | 11 (50.0%) | 11 (50.0%) |  |
Location | Â | Â | 1.000 |
Upper middle lobes | 11 (64.7%) | 6 (35.3%) | Â |
 Lower lobe | 17 (65.4%) | 9 (34.6%) |  |
Tumor size on CT (mm) | 9.60 (7.60,14.38) | 16.20 (10.60,20.80) | 0.003* |
Maximum diameter of ablation zone on CT (mm) | 27.65 (26.05,42.10) | 36.41 ± 10.41 | 0.169 |
Maximum diameter of ablation zone on T2 (mm) | 36.00 ± 10.16 | 39.53 ± 9.95 | 0.280 |
Maximum diameter of ablation zone on T1 (mm) | 32.19 ± 9.48 | 37.71 ± 10.19 | 0.084 |
Maximum diameter of ablation zone on DCE (mm) | 32.89 ± 8.16 | 37.25 ± 10.24 | 0.135 |
Tumor pathology | Â | Â | 0.674 |
 Primary | 8 (57.1%) | 6 (42.9%) |  |
 Metastasis | 20 (69.0%) | 9 (31.0%) |  |
-Colorectal cancer | 10 | 7 | Â |
-Liver cancer | 2 | 2 | Â |
-Gastric cancer | 1 | 0 | Â |
-Breast cancer | 3 | 0 | Â |
-Lung cancer | 2 | 0 | Â |
-Pancreatic cancer | 1 | 0 | Â |
-Nasopharyngeal carcinoma | 1 | 0 | Â |