Table 3. Characteristics for control and intervention group.

	Control (n = 40)	Intervention (n = 42)	Difference between admission and discharge		p-value
			Control	Intervention
Weight [kg]	74.2 (64.2; 84.4)	78.4 (67.5; 87.2)	-0.6 (-1.7; 0.1)	-0.2 (-1.4; 0.5)	0.2172
Body Mass Index [kg/m2]	25.2 (21.9; 28.4)	25.8 (23.9; 30.3)	-0.1 (-0.4; 0.0)	0.0 (-0.4; 0.2)	0.3182
Nutritional Risk Screening	2.0 (1.0; 4.0)	2.0 (1.0; 4.0)			0.9800
Length of hospital stay [days]	6.0 (3.0; 8.0)	7.0 (4.0; 11.0)			0.0265
Fasting period [days]	3.0 (2.0; 4.0)	3.0 (2.0; 4.0)
Parenteral Nutrition [kcal]	0	1400 (700; 2100)
Diagnosis malignant Tumor	24 (49.0%)	25 (49.0%)

Data are presented as median with 25*th and 75*th* percentile, Wilcoxon-rank-sum test, p<0.05.