TABLE 2.
Clinical characteristics of patients undergoing MRI-guided microwave ablation (MRI-MWA group) or CT-guided microwave ablation (CT-MWA group) to treat pulmonary malignancies.
| Characteristic | Total patients (n = 78) | MRI-MWA group (n = 39) | CT-MWA group (n = 39) | χ2 value/t-value | p-value |
|---|---|---|---|---|---|
| Age | 62.47 ± 8.61 | 61.89 ± 9.09 | 62.71 ± 8.18 | 0.188 | 0.666 |
| Gender | |||||
| Male | 48 | 23 | 25 | 0.217 | 0.642 |
| Female | 30 | 16 | 14 | ||
| Tumor size | 7.77 ± 7.59 | 8.15 ± 8.64 | 7.39 ± 6.47 | 0.189 | 0.665 |
| Location | 0.665 | 0.717 | |||
| Peripheral | 39 | 18 | 21 | ||
| Middle | 29 | 15 | 14 | ||
| Inner | 10 | 6 | 4 | ||
| Pathology | |||||
| Adenocarcinoma | 51 | 27 | 24 | 0.510 | 0.475 |
| Non-adenocarcinoma | 27 | 12 | 15 | ||
| TNM stage | 0.228 | 0.892 | |||
| IIIa | 31 | 16 | 15 | ||
| IIIb | 19 | 10 | 9 | ||
| IV | 28 | 13 | 15 | ||
Note—Data are means ±standard deviations or medians with interquartile ranges in parentheses for continuous variables.