Preoperative controlling nutritional status as an optimal prognostic nutritional index to predict the outcome for colorectal cancer

Table 1 Definition of the controlling nutritional status

	CONUT
	Low		High
Serum albumin (g/dL)	3.5-4.5	3.0-3.49	2.5-2.99	< 2.5
ALB score	1	2	4	6
Total lymphocyte (count/mm3)	≥ 1600	1200-1599	800-1199	< 800
TLC score	0	1	2	3
Total cholesterol (mg/dL)	> 180	140-180	100-139	< 100
T-cho score	0	1	2	3
CONUT total score	0-1	2-4	5-8	9-12
Assessment	Normal	Light	Moderate	Severe

CONUT: Controlling nutritional status; ALB: Albumin; TLC: Total lymphocyte count; T-cho: Total cholesterol.