Table 2.

Multivariate Cox regression analyses of clinicopathological variables and EFS, PFS, 3m-CCyR, and 12m-CCyR in patients with chronic-phase chronic myeloid leukemia

Variables	EFS			PFS			3m-CCyR			12m-CCyR
	HR	95% CI	P	HR	95% CI	P	HR	95% CI	P	HR	95% CI	P
Age	0.949	0.919–0.980	0.002	0.909	0.861–0.959	0.001	–			0.964	0.934–0.995	0.023
Proportion of blasts (%)	2.178	1.810–2.620	<0.001	2.966	2.057–4.277	<0.001	1.447	1.262–1.659	<0.001	1.805	1.531–2.127	<0.001
White blood cell count	–			0.996	0.993–0.999	0.020	–			–
Platelet count	1.002	1.000–1.004	0.045	–
Hasford	–			–			2.608	1.473–4.617	0.001	–

Abbreviations: CI, confidence interval; EFS, event-free survival; HR, hazard ratio; PFS, progression-free survival; CCyR, complete cytogenetic response.