In this episode, Mo and Marc discuss a recent JBJS article from Beijing on the use of patient-reported outcome measures (PROMs) for patients undergoing surgery for adult idiopathic scoliosis, with a focus on the concept of the smallest worthwhile effect as an alternative to the minimum clinically important difference. Subspecialties: • Orthopaedic Essentials • Spine Links: • Liu D, Zhao Z, Li G, Yin X, Zhu Y, Liu Z, Han J, Zhang TJ, Wu N; Deciphering Disorders Involving Scoliosis and Comorbidities Study Group. The Smallest Worthwhile Effect as a Promising Alternative to the MCID in Estimating PROMs for Adult Idiopathic Scoliosis. J Bone Joint Surg Am. 2025 Sep 17;107(18):2023-2030. doi: 10.2106/JBJS.24.01269. Epub 2025 Aug 5. PMID: 40763206; PMCID: PMC12430772. https://www.jbjs.org/reader.php?rsuite_id=9baa9c45-a1cf-4d29-999b-bc25be1b1334&source=The_Journal_of_Bone_and_Joint_Surgery/107/18/2023&topics=sp#info Keywords: Orthopaedics, orthopedics, JBJS, OE, PROMs, patient-reported outcome instruments, MCID, minimum clinically important difference, AIS, AdIS, adult idiopathic scoliosis, SWE, smallest worthwhile effect, Beijing, SRS-22, statistical analysis, Gordon Guyatt, patient-important outcomes, costs, benefits, harms, risks, subgroup analysis, scientific rigor, accessibility, statistical modeling, bias, anchor-based methods, sample size, methods
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