Fig. 1From: Development and external validation of a novel nomogram for predicting cancer-specific survival in patients with ascending colon adenocarcinoma after surgery: a population-based studyThe X-tile analysis in the training cohort. The histograms showed the optimal cut-off point of age (A), tumour size (C) and LNR (E), and corresponding Kaplan-Meier analysis curves (B, D, F) were developed based on these cut-off pointsBack to article page