Table 3.
Univariate analysis for the 30 cases of mediastinal synovial sarcoma with available follow-up data.
| Variable | Number (%) | MS (months) | 5-year OS | Log-Rank P value |
|---|---|---|---|---|
| Age | ||||
| ≥20 years | 24 (80%) | 38 | 39.9% | 0.32 |
| <20 years | 6 (20%) | 24 | 31.3% | |
|
| ||||
| Gender | ||||
| Male | 24 (80%) | Unreached | 56.2% | 0.91 |
| Female | 6 (20%) | 36 months | 0% | |
|
| ||||
| Pericardial effusion | ||||
| Yes | 4 (13%) | Unreached | 67% | 0.83 |
| No | 26 (87%) | 36 months | 29% | |
|
| ||||
| Histologic subtype | ||||
| Monophasic | 10 (33%) | 24 months | 0% | 0.11 |
| Biphasic | 10 (33%) | 36 months | 50.0% | |
| ND | 10 (33%) | |||
|
| ||||
| Size | ||||
| <10 cm | 8 (26%) | Unreached | 75% | 0.36 |
| ≥10 cm | 11 (37%) | 36 months | 26% | |
| ND | 11 (37%) | |||
|
| ||||
| Surgery | ||||
| Complete resection | 17 (57%) | Unreached | 63% | 0.003 |
| Incomplete | 13 (43%) | 13 months | 0% | |
|
| ||||
| Chemotherapy | ||||
| Yes | 14 (47%) | 36 months | 46% | 0.31 |
| No | 16 (53%) | 24 months | 24% | |
|
| ||||
| Radiotherapy | ||||
| Yes | 14 (47%) | 36 months | 21% | 0.89 |
| No | 16 (53%) | unreached | 53% | |
|
| ||||
| Location in mediastinum | ||||
| Anterior/middle | 22 (74%) | 36 months | 39% | 0.93 |
| Posterior | 4 (13%) | 6 months | 50% | |
| ND | 4 (13%) | |||
MS: median survival; OS: overall survival; ND: no data.