Nine-long non-coding ribonucleic acid signature can improve the survival prediction of colorectal cancer

Figure 1 Construction of the nine-long non-coding ribonucleic acid signature in the training set. A: Kaplan-Meier overall survival analysis in the training set between patients in the high-risk group and low-risk group; B: Distribution of risk score, overall survival and long non-coding ribonucleic acid expression for the patients in the training set. Columns represent patients.