Table 3.

Multivariate analysis: factors predicting overall and progression-free survival.

Characteristic	Overall survival		Progression-free survival
	P value	Hazard ratio (95% CI)	P value	Hazard ratio (95% CI)
Age	0.31	0.791 (0.008~2.937)	0.56	0.601 (0.739~2.802)
Clinical stage	0.01	7.133 (1.028~22.160)	0.03	6.698 (1.011~20.287)
Pathological grade	0.09	3.128 (1.001~8.238)	0.1	3.052 (1.006~7.916)
Histological type	0.08	3.161 (1.067~8.650)	0.1	3.033 (1.002~7.823)
Residual tumor after surgery	0.23	1.257 (0.119~2.589)	0.37	1.029 (0.091~2.482)
RUNX2 expression	0.01	7.338 (1.263~22.893)	0.01	7.018 (1.238~22.037)