Fig. 2.

Detection of diagnostic markers using a thorough method. a Venn diagram of key module genes versus DEGs; b based on SVM-RFE to screen biomarkers; c, d Based on RF algorithm to screen biomarkers; e Different colors represent different genes; f LASSO logistic regression algorithm to screen diagnostic markers. DEGs differentially expressed genes, WGCNA weighted gene co-expression network, SVM-RFE support vector machine-recursive feature elimination, RF random forest, LASSO least absolute shrinkage and selection operator