Table 6.
Univariate analysis (Life table & Logrank) and multivariate analysis (Cox regression) of survival.
| Univariate analysis | |||
|---|---|---|---|
|
| |||
| Median Survival (months) | Significance | ||
| Sex | Male | 8 | P = .4 |
| Female | 9 | ||
|
| |||
| Age | 0–39 | 9 | P = .03 |
| 40–59 | 9 | ||
| 60+ | 7 | ||
|
| |||
| Histology | Leiomyosarcoma | 9 | Synovial versus the rest P = .008 |
| Synovial | 12 | ||
| Liposarcoma | 11 | ||
| Other | 7 | ||
|
| |||
| Disease | Locally Advanced | 8 | P = .3 |
| Metastatic—single organ | 9 | ||
| Metastatic—multiple organs | 8 | ||
|
| |||
| Sites of metastases | Involved versus uninvolved | ||
| Lung | 7 versus 10 | P = .2 | |
| Liver | 8 versus 8 | P = .5 | |
| Bone | 12 versus 8 | P = .7 | |
|
| |||
| Multivariate analysis | |||
|
| |||
| Relative risk | 95% CI | Significance | |
|
| |||
| Histology | |||
| Synovial | 0.6 | 0.5–0.9 | P = .005 |
| Other histology | 1.0 | ||
|
| |||
| Site | |||
| Not involved | 1.0 | 1.1–1.7 | P = .01 |
| Involved | 1.4 | ||
|
| |||
| Chemotherapy | |||
| Combination | 0.6 | 0.4–0.9 | P = .004 |
| Single agent/Phase I | 1.0 | ||