Table 3. The hazards ration of overall survival by multivariate Cox regression analysis.

Factors	HR	95% CI	P value
miR-125b expression	2.03	1.14-3.05	0.0013
Chemotherapy response	4.12	3.64-5.84	<0.001
Cancer stage	2.12	1.89-3.76	<0.001
Differentiation status	1.89	1.34-2.54	0.015

CR, complete response; PR, partial response; SD, stable disease; PD, disease progression; HR, hazard ratio.