Table 3.

Multivariate analysis of survival by the Cox proportional hazards model

	PFS		OS
	HR (95% CI)	P	HR (95% CI)	P
ABCA1 methylation	1.013 (0.960–1.069)	0.636	1.016 (0.965–1.069)	0.554
Age	0.993 (0.961–1.025)	0.665	1.019 (0.988–1.051)	0.233
Stage	1.633 (1.159–2.302)	0.005	2.330 (1.196–4.538)	0.013
Grade	1.578 (0.557–4.473)	0.390	1.538 (0.340–6.963)	0.577