Analysis of Immune Gene Expression Subtypes Reveals Osteosarcoma Immune Heterogeneity

Table 1

Univariate and multivariable Cox regression analyses of OS and RFS.

	Factors	Univariate Cox			Multivariable Cox
		HR	95% CI		HR	95% CI
Overall survival	Immune subtype	1.6	1.2–2	4.76E − 04	2.4	1.2–5	0.0148
	Gender	0.75	0.34–1.7	0.48	4.1	0.75–23	0.104
	Race	0.78	0.31–1.9	0.587	0.25	0.043–1.4	0.121
	Age	1	1–1	0.813	1	1–1	0.374
	Location	0.37	0.12–1.1	0.0697	0.17	0.022–1.3	0.0919
Relapse-free survival	Immune subtype	1.3	1–1.6	0.0158	1.4	0.87–2.2	0.174
	Gender	1.2	0.6–2.2	0.658	2.8	0.76–11	0.12
	Race	0.66	0.3–1.4	0.291	0.33	0.061–1.8	0.203
	Age	1	1–1	0.248	1	1–1	0.878
	Location	0.34	0.13–0.87	0.0179	0.27	0.075–1	0.0507