Table 1.
Patient characteristics
| Microcoil | Hookwire | |||
|---|---|---|---|---|
| Patient characteristics | N = 205 | N = 102 | χ2 value or t value | P‐value |
| Age | 55.8 ± 10.7 | 57.9 ± 11.3 | 1.619 | 0.106 |
| Gender | 2.920 | 0.088 | ||
| Male | 68 (33.2%) | 44 (43.1%) | ||
| Female | 137 (66.8%) | 58 (56.9%) | ||
| Nodular density | 11.65 | 0.001 | ||
| Solid | 25 (11.5%) | 28 (26.4%) | ||
| Nonsolid | 193 (88.5%) | 78 (73.6%) | ||
| Nodular diameter (mm) | 8.2 ± 3.5 | 10.7 ± 4.3 | 5.717 | 0.000 |
| Nodule to pleural distance (mm) | 11.4 ± 7.4 | 12.9 ± 5.8 | 1.880 | 0.061 |
| Nodule location | 5.296 | 0.258 | ||
| RUL | 82 (37.6%) | 35 (33%) | ||
| RML | 10 (4.6%) | 12 (11.3%) | ||
| RLL | 37 (17%) | 18 (17%) | ||
| LUL | 44 (20.2%) | 21 (19.8%) | ||
| LLL | 45 (20.6%) | 20 (18.4%) | ||
| Operation time (minutes) | 19.3 ± 4.5 | 14.3 ± 5.3 | 8.519 | 0.000 |
| Interval time (hours) | 15.8 ± 12.4 | 1.09 ± 0.2 | 11.961 | 0.000 |
| Depth of needle (mm) | 11.9 ± 7.1 | 21.9 ± 8.2 | 11.267 | 0.000 |
| Double localization | 13 (6.3%) | 4 (3.9%) | 0.762 | 0.383 |