Research Article
Nomograms Predict Overall Survival and Cancer-Specific Survival in Patients with Fibrosarcoma: A SEER-Based Study
Table 3
Univariate and multivariate analyses of variables associated with cancer-specific death.
| Variables | Univariate analysis | Multivariate analysis | value | HR (95% CI) | value |
| Age, years | 0.049 | | <58 | Reference | | 58–73 | 1.353(0.905–2.022) | 0.140 | >73 | 1.382 (0.892–2.139) | 0.147 |
| Sex | 0.011 | | Male | Reference | | Female | 0.697 (0.494–0.984) | 0.040 |
| Race | 0.070 | | White | Reference | | Black | 0.704 (0.411–1.206) | 0.201 | Others | 0.466 (0.189–1.149) | 0.097 |
| Surgery | <0.001 | | Yes | Reference | | No | 3.470 (1.994–6.039) | <0.001 |
| Marital status | 0.492 | | Married | | Unmarried | |
| Stage | <0.001 | | Localized | Reference | | Regional | 1.788 (1.206–2.650) | 0.004 | Distant | 4.269 (2.656–6.860) | <0.001 |
| Grade | <0.001 | | I | Reference | | II | 1.753 (0.956–3.215) | 0.070 | III | 1.716 (0.921–3.198) | 0.089 | IV | 3.321 (1.847–5.972) | <0.001 |
| Tumor size (mm) | <0.001 | | <61 | Reference | | 61–110 | 2.039 (1.301–3.195) | 0.002 | >110 | 4.579 (2.980–7.035) | <0.001 |
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