P0231 Greater Preoperative Expectations Predict Improvement in Pain and Function Two Years after Knee Surgery

P0232 Patient-Reported Outcomes Associated with “Completely Better” Status after Hip Arthroscopy

P0233 Osteoarthritis: Perspective of a Population Facing Barriers to Access Health Services in Guatemala

P0234 Postoperative Sleep Status after Total Knee Arthroplasty

P0235 Insomnia among Patients with Chronic Pain: A Retrospective Study