OBJECTIVE: This study aims to systematically evaluate the risk factors associated with the development of postoperative lower extremity deep venous thrombosis (LEDVT) in patients with severe traumatic brain injury (sTBI). METHODS: A systematic review was conducted in accordance with the Preferred Reporting Items for Systematic Reviews and Meta-Analyses guidelines. Comprehensive searches of Chinese and English databases, including PubMed, Cochrane Library, Embase, China National Knowledge Infrastructure, and Wanfang, were conducted from inception to December 12, 2024. Two researchers independen...