Expression of nicotinamide N-methyltransferase in hepatocellular carcinoma is associated with poor prognosis

Table 4 Multivariate Cox regression analysis for disease-free survival

Variable	Hazard Ratio	95% Confidence Interval		P value
		Lower limit	Upper limit
NNMT (low vs high)	1.89	1.17	3.07	0.0096
Tumor stage (I vs II)	1.42	0.80	2.54	0.23
Tumor stage (I vs III – IV)	2.47	1.40	4.33	0.0017

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