Nutrition support in surgical patients with colorectal cancer

Table 2 Preoperative total parenteral nutrition in malnourished patients

	Group 1	Group 2	P
Patient number	2	3
Diagnosis (colon/rectal cancer)	2/0	1/2
Gender (male/female)	2/0	1/2	0.219
Tumor stage	1	2
Preoperative albumin (g/L)	36.30 ± 5.65	32.83 ± 9.00	0.669
Preoperative potassium (mmol/L)	4.53 ± 0.36	3.75 ± 0.92	0.352
Preoperative sodium (mmol/L)	138.45 ± 2.05	142.13 ± 3.40	0.274
Postoperative EN	2	0
Postoperative TPN	2	2
Postoperative TPN duration (d)	7.00 ± 1.41	3.66 ± 3.2	0.276
POD1a serum glucose (mmol/L)	6.91 ± 1.11	9.05 ± 3.65	0.498
POD1 albumin (g/L)	27.80 ± 3.11	26.13 ± 3.19	0.605
POD1 potassium (mmol/L)	4.49 ± 0.36	4.45 ± 0.78	0.953
POD1 sodium (mmol/L)	135.8 ± 3.11	137.66 ± 2.51	0.508
POD5a serum glucose (mmol/L)	6.29 ± 0.24	6.39 ± 2.88	0.968
POD5 albumin (g/L)	28.65 ± 5.16	32.33 ± 4.67	0.466
POD5 potassium (mmol/L)	4.67 ± 0.11	4.42 ± 0.12	0.115
POD5 sodium (mmol/L)	135.95 ± 1.34	135.93 ± 2.72	0.994
Complications			0.445
Postoperative hospital stay(d)	10.50 ± 4.94	13.00 ± 2.64	0.500
Cost of hospitalization (RMB)	62713.50 ± 5070.66	43178.00 ± 3596.68	0.014
Postoperative outcome			0.495

^aPOD1: Postoperative day 1; POD5: Postoperative day 5; EN: Enteral nutrition; TPN: Total parenteral nutrition.