Background:The rerupture or need for revision after anterior cruciate ligament reconstruction (ACLR) is a serious complication. Preventive strategies that target the early identification of risk factors are important to reduce the incidence of additional surgery.Purpose:To perform a systematic review and meta-analysis to investigate risk factors for revision or rerupture after ACLR.Study Design:Systematic review and meta-analysis; Level of evidence, 4.Methods:Literature searches were performed in PubMed, Embase, and Web of Science from database inception to November 2021...