Figure 1. WGCNA analysis to select characteristics gene module for OA. (A) Clustering of mod. (B) Scale free topology model fit and mean connectivity. (B) Clustering of module genes. (C) Cluster dendrogram for selecting gene modules. (D) Clustering of module genes. (E) Association between the gene modules. (F) Heatmap analysis of 18 modules and clinical features (HC, OA). (G) Module membership vs. gene significance in brown module.