Validity of the lever sign test for the clinical diagnosis of anterior cruciate ligament tears: Assessments in ski resorts

Checklists, risk of bias tools, and reporting guidelines for research in orthopedics, sports medicine, and rehabilitation

“…The Lever Sign test, introduced in KSSTA for diagnosing anterior cruciate ligament (ACL) rupture, was in the first study that was 100% sensitive to patients with chronic, complete tears of the ACL [24]. Although this test is valuable and specific, due to the special setting, those same sensitivity values have not been reached in studies using different settings, like outpatient clinics or in the case of acute ACL ruptures [11, 19].…”