Table 1. Characteristics of 235 patients undergoing thymoma resection.
| Variables | Number | Percentage (%) |
|---|---|---|
| Age, median (range), years | 51.00 (20–85) | |
| Gender | ||
| Male | 103 | 43.83 |
| Female | 132 | 56.17 |
| Surgical approach | ||
| Median sternotomy | 145 | 61.70 |
| Thoracotomy | 40 | 17.02 |
| VATS | 50 | 21.28 |
| Extent of resection | ||
| Thymomectomy | 90 | 38.30 |
| Extended thymothymectomy | 145 | 61.70 |
| Completeness of resection | ||
| R0 | 228 | 97.02 |
| R1 | 2 | 0.85 |
| R2 | 5 | 2.13 |
| Myasthenia Gravis (MG) | ||
| With MG | 75 | 31.91 |
| Without MG | 160 | 68.09 |
| WHO histological types | ||
| A | 19 | 8.10 |
| AB | 69 | 29.36 |
| B1 | 56 | 23.83 |
| B2 | 50 | 21.28 |
| B3 | 41 | 17.45 |
| Masaoka stage | ||
| I | 65 | 27.66 |
| II | 138 | 58.72 |
| III | 21 | 8.94 |
| IV | 11 | 4.68 |
| Tumor size, median (range), cm | 6.0 (1.5–16.0) | |
| Adjuvant therapy | ||
| None | 133 | 56.60 |
| Radiotherapy | 99 | 42.13 |
| Chemoradiation | 3 | 1.28 |
| Mortality | ||
| Yes | 13 | 5.56 |
| No | 221 | 94.44 |
| Recurrence | ||
| Yes | 25 | 10.68 |
| No | 209 | 89.32 |
VATS: Video-assisted thoracoscopic surgery
MG: Myasthenia Gravis