Table 5.

Factors influencing hospital stay and in-hospital costs of GI cancer patients (multiple regression analysis)

Factors	Factors influencing hospital stay			Factors influencing in-hospital costs
	Standardized coefficients β	t	P	Standardized coefficients β	t	P
Age	0.02	0.64	0.52	-0.06	-1.37	0.17
Sex	-0.07	-1.64	0.10	-0.04	-0.90	0.37
Education background	-0.04	-1.04	0.30	-0.01	-0.25	0.80
Weight loss (%)	0.03	0.67	0.50	0.07	1.26	0.21
BMI	-0.03	-0.51	0.61	0.05	0.73	0.47
MAMC	-0.04	-0.69	0.49	-0.06	-0.82	0.41
TSF	0.03	0.42	0.68	0.01	0.18	0.86
ALB	-0.04	-1.04	0.30	-0.06	-1.43	0.15
SGA-A/SGA-C	0.18	1.68	0.09	0.18	1.45	0.15
SGA-B/SGA-C	0.17	1.80	0.07	0.09	0.86	0.39
TNM	-0.05	-1.54	0.12	0.06	1.49	0.14
Tumor site	-0.02	0.59	0.56	-0.07	-1.76	0.08
Type of treatment	-0.49	-13.99	0.00	-0.25	-6.30	0.00

Factors influencing hospital stay model F = 19.20, P < 0.05; Factors influencing in-hospital costs model F = 5.62, P < 0.01.