Table 2 Univariate analysis and Multivariate analysis of variables for OS in patients.
From: A SEER-based nomogram accurately predicts prognosis in Ewing’s sarcoma
Variables | Univariate Analysis HR (95%CI) | P-Value | Multivariate Analysis HR (95%CI) | P-Value |
|---|---|---|---|---|
Age | ||||
0–17 | Reference | – | Reference | – |
18–59 | 2.368 (1.861–3.012) | 0.000* | 2.215 (1.732–2.833) | 0.000* |
≥ 60 | 4.229 (2.139–8.361) | 0.000* | 6.583 (3.293–13.157) | 0.000* |
Race | ||||
Black | Reference | – | – | – |
White | 0.640 (0.380–1.077) | 0.093 | – | – |
Other | 0.848 (0.451–1.594) | 0.608 | – | – |
Gender | ||||
Female | Reference | – | Reference | – |
Male | 1.285 (1.008–1.639) | 0.043* | 1.045 (0.815–1.339) | 0.730 |
Primary site | ||||
Axial | Reference | – | Reference | – |
Extremity | 0.649 (0.508–0.828) | 0.000* | 0.685 (0.535–0.877) | 0.003* |
Other | 1.253 (0.823–1.910) | 0.294 | 0.942 (0.609–1.458) | 0.789 |
Tumor size | ||||
≤ 5 cm | Reference | – | Reference | – |
6–10 cm | 1.559 (1.119–2.171) | 0.009* | 1.341 (0.959–1.876) | 0.086 |
> 10 cm | 2.686 (1.935–3.730) | 0.000* | 1.939 (1.378–2.729) | 0.000* |
Metastasis | ||||
No | Reference | – | Reference | – |
Yes | 3.953 (3.134–4.985) | 0.000* | 3.149 (2.458–4.035) | 0.000* |
T stage | ||||
T0 | Reference | – | – | – |
T1 | 0.289 (0.040–2.082) | 0.218 | – | – |
T2 | 0.613 (0.086–4.385) | 0.626 | – | – |
T3 | 1.245 (0.163–9.529) | 0.833 | – | – |
Tx | 0.737 (0.093–5.830) | 0.772 | – | – |
N stage | ||||
N0 | Reference | – | Reference | – |
N1 | 2.017 (1.386–2.933) | 0.000* | 1.483 (1.007–2.184) | 0.046* |
Nx | 1.799 (1.191–2.717) | 0.005* | 1.116 (0.728–1.710) | 0.616 |
