Equating patient-reported outcomes: developing a psychometric crosswalk between Scoliosis Quality of Life Index (SQLI) and Scoliosis Research Society (SRS-22r) to support long-term follow-up research in patients with adolescent idiopathic scoliosis
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Background: Despite widespread use of patient-reported outcome measures (PROs), research on measures in adolescent idiopathic scoliosis (AIS) is limited due to scarce large, long-term datasets. Our site began routinely collecting... ...
