Research Article
[Retracted] Nomogram to Predict Overall and Cancer-Specific Survival in Patients with Synovial Sarcoma in the Extremities: A Population-Based Study
Table 2
Univariate and multivariate analysis of OS in the training cohort.
| Characteristics | Univariate analysis HR (95% CI) | P | Multivariate analysis HR (95% CI) | P |
| Age | 2 (1.11–3.62) | 0.022 | 2.36 (1.13–4.92) | 0.022 | 0–23 | 24–40 | >40 |
| Sex | 0.42 (0.17–1.05) | 0.063 | 0.48 (0.18–1.31) | 0.152 | Male | Female |
| Pathological type | 1.17 (0.76–1.8) | 0.477 | NA | NA | Spindle cell | Epithelioid cell | Biphasic |
| Primary site | 3.23 (0.75–13.86) | 0.115 | 1.1 (0.2–5.96) | 0.913 | Upper | Lower |
| Tumor size (mm) | 2.25 (1.3–3.89) | 0.004 | 1.33 (0.54–3.25) | 0.531 | 6–66 | 67–145 | >145 |
| Stage T | 1.48 (0.98–2.21) | 0.06 | 1.02 (0.56–1.89) | 0.939 | T1a | T1b | T2a | T2b | TX |
| Stage N | 4.46 (1.92–10.33) | 0.001 | 2.52 (0.88–7.24) | 0.086 | N0 | N1 | NX |
| Stage M | 14.69 (6.04–35.72) | 0.001 | 6.27 (2.13–18.5) | 0.001 | M0 | M1 |
| Radiation | 1.98 (0.83–4.7) | 0.123 | 1.27 (0.48–3.32) | 0.629 | Yes | No |
| Chemotherapy | 0.22 (0.07–0.65) | 0.006 | 0.53 (0.14–1.97) | 0.344 | Yes | No |
| Surgery | 21.7 (5.76–81.79) | 0.001 | 9.68 (2.05–45.69) | 0.004 | Yes | No |
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