Optimizing Graft Selection for ACL Reconstruction

List of Inclusion criteria * clinically confirmed first-time ACL rupture * Current injury sustai´ned within 2 years * high activity level prior to ACL rupture (Tegner score ≥ 3) and personal goal of returning to physical activity. List of preoperative exclusion criteria * Inadequate Danish language skills to answer questionnaires. * Prior ligament surgery in the injured knee * Prior ligament surgery in the non-injured knee * Instability of the non-injured knee * Known osteoarthritis (Kelgren Lawrence score ≥ 2) * Prior open surgery to either knee * Prior severe fracture involving knee joint surfaces * Prior severe injury to thigh muscles in either leg (e.g. tear or compartment) * Prior severe injury to the patella tendon of either knee (e.g. subluxation) * Medical condition preventing full participation (e.g. active cancer, - rheumatoid arthritis) * Psychiatric condition preventing full participation * Pregnancy * Obesity (BMI \> 30) List of Perioperative exclusion criteria (Arthroscopy) * Medial meniscus lesion \> 50% * Lateral meniscus lesion \> 50% * Treated Meniscal root lesion or radial meniscal tear that require restrictive regimen * Cartilage lesion \>2cm2, Articular cartilage injury classification (ICRS) grade 3 * Concurrent ligament injury (except medial collateral ligament (MCL) lesion grade 1-2)