Fig. 2From: Controlling nutritional status (CONUT) score as a preoperative risk assessment index for older patients with colorectal cancerOverall survival curves in patients grouped by (a) controlling nutritional status (CONUT) score, (b) American Society of Anesthesiologists Physical Status classification (ASA-PS), (c) Charlson Comorbidity Index (CCI), (d) National Institute on Aging and National Cancer Institute Comorbidity Index (NIA/NCI), and (e) Adult Comorbidity Evaluation-27 (ACE-27)Back to article page