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. 2018 Feb 7;52(4):1178–1188. doi: 10.3892/ijo.2018.4268

Figure 4.

Figure 4

Results of the two-way hierarchical clustering analysis based on six signature long non-coding RNAs (lncRNAs) in the training set. (A) A heatmap for clustering analysis. All samples in the training set are stratified into cluster 1 and cluster 2. (B) Kaplan-Meier survival curves of cluster 1 (blue) and cluster 2 (red) obtained from the two-way hierarchical clustering analysis.