This combined analysis included keloid datasets (GSE32413, GSE44270, GSE76807, GSE188952, GSE212954, GSE246562), bleomycin (BLM)-induced fibrotic mice skin datasets (GSE71998, GSE226331), and transforming growth factor-beta 1 (TGF-β1)-treated fibroblast datasets (GSE99999, GSE264288). This evidence concerns the gene TGFB1 and keloid.