Table 2.
Univariate Cox analysis of variables in patients with limb epithelioid sarcoma.
| Variable | OS | CSS | ||
|---|---|---|---|---|
| HR (95% CI) | P value | HR (95% CI) | P value | |
| Race | ||||
| White | 1 | 1 | ||
| Black | 1.322 (0.908–1.925) | .146 | 1.486 (0.959–2.300) | .076 |
| Others | 1.376 (0.854–2.215) | .189 | 1.618 (0.956–2.741) | .073 |
| Gender | ||||
| Female | 1 | 1 | ||
| Male | 1.409 (1.057–1.878) | .02 | 1.495 (1.050–2.129) | .02 |
| Year of diagnosis | ||||
| <2000 | 1 | 1 | ||
| 2000–2010 | 1.292 (0.932–1.791) | .124 | 1.015 (0.693–1.487) | .94 |
| >2010 | 1.174 (0.713–1.935) | .529 | 1.041 (0.596–1.817) | .887 |
| Age (yr) | ||||
| <60 | 1 | 1 | ||
| ≥60 | 2.971 (2.189–4.033) | <.001 | 2.597 (1.705–3.957) | <.001 |
| Tumor site | ||||
| Upper limb | 1 | 1 | ||
| Lower limb | 1.645 (1.252–2.162) | <.001 | 1.628 (1.173–2.258) | .004 |
| Tumor stage | ||||
| Localized | 1 | 1 | ||
| Regional | 2.126 (1.518–2.976) | <.001 | 2.685 (1.786–4.036) | <.001 |
| Distant | 6.596 (4.621–9.414) | <.001 | 8.958 (5.893–13.618) | <.001 |
| Tumor size (cm) | ||||
| <5 | 1 | 1 | ||
| ≥5 | 3.936 (2.760–5.613) | <.001 | 4.702 (3.060–7.226) | <.001 |
| Treatment type | ||||
| No surgery | 1 | 1 | ||
| Surgery only | 0.229 (0.154–0.341) | <.001 | 0.179 (0.111–0.291) | <.001 |
| Surgery + radio/chemotherapy | 0.385 (0.263–0.562) | <.001 | 0.393 (0.255–0.607) | <.001 |