Abstract Background To assess responsiveness of five outcome measures at four different follow-ups in patients with SLAP II lesions the shoulder. Methods 119 symptoms and signs, MRI arthrography arthroscopic findings were included. The Western Ontario Shoulder Instability Index (WOSI), Oxford Score (OISS), EuroQol (EQ-5D3L), Rowe Constant-Murley (CMS) assessed baseline, 3, 6, 12 24 months. anal...