The Cuproptosis-Related Long Noncoding RNA Signature Predicts Prognosis and Tumour Immune Analysis in Osteosarcoma

Figure 6

Verification of risk model validity. (a) PCA of all genes, (b) PCA of cuproptosis-related genes, (c) PCA of cuproptosis-related lncRNAs, (d) PCA of risk lncRNAs, (e) ROC curve in all tumour samples, (f) Multi-index ROC curve at 1 years, (g) Multi-index ROC curve at 3 years, (h) Multi-index ROC curve at 5 years, (i) C-index curve in all tumour samples, (j) The ROC curve compared with Zhang and Yang’s model at 1 years, (k) The ROC curve compared with Zhang and Yang’s model at 3 years, (l) The ROC curve compared with Zhang and Yang’s model at 5 years.

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