MicroRNA-644a promotes apoptosis of hepatocellular carcinoma cells by downregulating the expression of heat shock factor 1

Table 2 Multivariate Analysis with a Cox Proportional Hazards Regresssion Model

Variable	Univariate Analysis			Multivariate Analysis
Variable	RR	95% CI	P	RR	95% CI	P
Age < 45 years (VS. > 45 years)	1.023	0.422–2.480	0.960	1.300	0.479–3.523	0.608
Gender male (VS. female)	1.016	0.553–1.867	0.958	0.939	0.410–2.148	0.881
Tumor diameter < 2 cm (VS. > 2 cm)	0.726	0.384–1.373	0.324	0.886	0.361–2.177	0.792
AFP < 20 ng/ml (VS. > 20 ng/ml)	1.144	0.616–2.124	0.670	2.232	1.007–4.948	0.048
Tumor number Solitary (VS. Multiple)	0.699	0.364–1.343	0.283	0.407	0.153–1.082	0.072
Tumor differentiation Well or moderate (VS. poor)	1.378	0.716–2.650	0.337	0.834	0.340–2.051	0.693
TNM stage I-II (VS. III-IV)	0.568	0.287–1.124	0.104	0.567	0.229–1.404	0.220
miR-644a Low (VS. High)	0.379	0.183–0.784	0.009^a	0.379	0.146–0.982	0.048^a

Abbreviation: RR relative risk, CI confidence interval, AFP alpha-fetoprotein.
^aSignificant p value

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