[Retracted] Demographics and Economic Burden of Nasopharyngeal Carcinoma Inpatients

Table 6

Multiple linear regression analysis of hospitalization expenses.

Variable		SE
Constant	3.992	0.011		373.311	≤0.001
Ethnic group	-0.019	0.008	-0.022	-2.204	0.028
Rural/urban	0.027	0.010	0.027	2.780	0.005
Length of stay	0.017	0.000	0.800	81.675	≤0.001