The Orthopedics & Sports Medicine Institute is powered by a highly connected network of experts who performs more than 22,000 joint replacement surgeries each year. With an emphasis on meeting patient and family needs, we strive to help you find the right provider close to home and coordinate all care needs, no matter where you are.

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Submissions from 2024

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Are insufficient corrections a major factor in distal junctional kyphosis? A simulated analysis of cervical deformity correction using in-construct measurements., Fares Ani, Ethan Sissman, Dainn Woo, Alex Soroceanu, Gregory Mundis, Robert K Eastlack, Justin S Smith, D Kojo Hamilton, Han Jo Kim, Alan H Daniels, Eric O Klineberg, Brian Neuman, Daniel M Sciubba, Munish C Gupta, Khaled M Kebaish, Peter G Passias, Robert A Hart, Shay Bess, Christopher I Shaffrey, Frank J Schwab, Virginie Lafage, Christopher P Ames, and Themistocles S Protopsaltis

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Safety and real-world dosing of onabotulinumtoxinA for the treatment of adult spasticity: post hoc analysis of the Adult Spasticity International Registry study., Ganesh Bavikatte, Alberto Esquenazi, Michael A Dimyan, Khashayar Dashtipour, Wuwei Feng, Angeli Mayadev, Kristina Fanning, Tiziana Musacchio, Aleksej Zuzek, and Gerard E Francisco

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Improving the nosology of Long COVID: it is not so simple., Leonard H Calabrese and Philip Mease

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Continuous improvement through differential trajectories of individual minimal disease activity criteria with guselkumab in active psoriatic arthritis: post hoc analysis of a phase 3, randomized, double-blind, placebo-controlled study., Laura C Coates, Proton Rahman, Philip J Mease, May Shawi, Emmanouil Rampakakis, Alexa P Kollmeier, Xie L Xu, Soumya D Chakravarty, Iain B McInnes, and Lai-Shan Tam

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Predictors of pelvic tilt normalization: a multicenter study on the impact of regional and lower-extremity compensation on pelvic alignment after complex adult spinal deformity surgery., Pooja Dave, Renaud Lafage, Justin S Smith, Breton G Line, Peter S Tretiakov, Jamshaid Mir, Bassel Diebo, Alan H Daniels, Jeffrey L Gum, D Kojo Hamilton, Thomas Buell, Khoi D Than, Kai-Ming Fu, Justin K Scheer, Robert Eastlack, Jeffrey P Mullin, Gregory Mundis, Naobumi Hosogane, Mitsuru Yagi, Pierce Nunley, Dean Chou, Praveen V Mummaneni, Eric O Klineberg, Khaled M Kebaish, Stephen Lewis, Richard A Hostin, Munish C Gupta, Han Jo Kim, Christopher P Ames, Robert A Hart, Lawrence G Lenke, Christopher I Shaffrey, Shay Bess, Frank J Schwab, Virginie Lafage, Douglas C Burton, and Peter G Passias

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Cannabis Use Disorder Trends and Health Care Utilization After Cervical and Lumbar Spine Fusions., Nicholas Dietz, Victoria Alkin, Nitin Agarwal, Mayur Sharma, Brent Garrison Oxford, Dengzhi Wang, Beatrice Ugiliweneza, Jersey Mettille, Maxwell Boakye, and Doniel Drazin

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Incidence and predictors of acute kidney injury after elective surgery for lumbar degenerative disease: A 13-year analysis of the US Nationwide Inpatient Sample., Yueh-Ying Hsieh, Lien-Chen Wu, I-Chun Chen, and Chang-Jung Chiang

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Effectiveness of bDMARDs in ankylosing spondylitis patients by biologic use: experience from the CorEvitas PsA/SpA Registry., Philip Mease, Taylor Blachley, William N Malatestinic, Leslie R Harrold, Blessing Dube, Jeffrey R Lisse, Rebecca J Bolce, and Theresa M Hunter

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Comparative efficacy and safety of bimekizumab in psoriatic arthritis: a systematic literature review and network meta-analysis., Philip Mease, Dafna D Gladman, Joseph F Merola, Peter Nash, Stacy Grieve, Victor Laliman-Khara, Damon Willems, Vanessa Taieb, Adam R Prickett, and Laura C Coates

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Evaluating the efficacy of biologics with and without methotrexate in the treatment of psoriatic arthritis: a network meta-analysis., Philip J Mease, Soumya Reddy, Sarah Ross, Jeffrey R Lisse, Paulo Reis, Kirstin Griffing, Christophe Sapin, Aisha Vadhariya, and Daniel E Furst

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Effectiveness of Tofacitinib in Patients Initiating Therapy for Psoriatic Arthritis: Results from the CorEvitas Psoriatic Arthritis/Spondyloarthritis Registry., Philip Mease, Pamela Young, Lara Fallon, Rajiv Mundayat, Oluwaseyi Dina, Taylor Blachley, Nicole Middaugh, and Alexis Ogdie

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Machine learning clustering of adult spinal deformity patients identifies four prognostic phenotypes: a multicenter prospective cohort analysis with single surgeon external validation., Sarthak Mohanty, Fthimnir M Hassan, Lawrence G Lenke, Erik Lewerenz, Peter G Passias, Eric O Klineberg, Virginie Lafage, Justin S Smith, D Kojo Hamilton, Jeffrey L Gum, Renaud Lafage, Jeffrey Mullin, Bassel Diebo, Thomas J Buell, Han Jo Kim, Khalid Kebaish, Robert Eastlack, Alan H Daniels, Gregory Mundis, Richard Hostin, Themistocles S Protopsaltis, Robert A Hart, Munish Gupta, Frank J Schwab, Christopher I Shaffrey, Christopher P Ames, Douglas Burton, Shay Bess, and International Spine Study Group

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Exploring the complexities of pain phenotypes: OMERACT 2023 chronic pain working group workshop., Tim Pickles, Mary Cowern, Robin Christensen, Sabrina M Nielsen, Lee S Simon, Caitlin M P Jones, Lara J Maxwell, Beverley Shea, Vibeke Strand, Zahi Touma, Karine Toupin-April, Philip Mease, and Ernest Choy

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Modulation of IL-23 Signaling With Guselkumab in Biologic-Naïve Patients Versus TNF Inhibitor-Inadequate Responders With Active Psoriatic Arthritis., Stefan Siebert, Laura C Coates, Georg Schett, Siba P Raychaudhuri, Warner Chen, Sheng Gao, Loqmane Seridi, Soumya D Chakravarty, May Shawi, Frederic Lavie, Mohamed Sharaf, Miriam Zimmermann, Alexa P Kollmeier, Xie L Xu, Proton Rahman, Philip J Mease, and Atul Deodhar

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Difficult-to-treat psoriatic arthritis (D2T PsA): a scoping literature review informing a GRAPPA research project., Shikha Singla, Andre Ribeiro, Murat Torgutalp, Philip Mease, and Fabian Proft

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Persistent Lower Extremity Compensation for Sagittal Imbalance After Surgical Correction of Complex Adult Spinal Deformity: A Radiographic Analysis of Early Impact., Tyler K Williamson, Pooja Dave, Jamshaid M Mir, Justin S Smith, Renaud Lafage, Breton Line, Bassel G Diebo, Alan H Daniels, Jeffrey L Gum, Themistocles S Protopsaltis, D Kojo Hamilton, Alex Soroceanu, Justin K Scheer, Robert Eastlack, Michael P Kelly, Pierce Nunley, Khaled M Kebaish, Stephen Lewis, Lawrence G Lenke, Richard A Hostin, Munish C Gupta, Han Jo Kim, Christopher P Ames, Robert A Hart, Douglas C Burton, Christopher I Shaffrey, Eric O Klineberg, Frank J Schwab, Virginie Lafage, Dean Chou, Kai-Ming Fu, Shay Bess, Peter G Passias, and International Spine Study Group

Submissions from 2023

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An Evidence-Based Approach to Orthobiologics for Tendon Disorders., Andre Armando Abadin, Jordan Pearl Orr, Alexander Raphael Lloyd, Phillip Troy Henning, and Adam Pourcho

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Comparative Efficacy of Biologic Disease-Modifying Anti-Rheumatic Drugs for Non-Radiographic Axial Spondyloarthritis: A Systematic Literature Review and Bucher Indirect Comparisons., Nurullah Akkoç, Carlos H Arteaga, Simone E Auteri, Marissa Betts, Kyle Fahrbach, Mindy Kim, Sandeep Kiri, Binod Neupane, Karl Gaffney, and Philip J Mease

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Team USA injury and illness incidence at the 2022 Beijing Winter Olympic and Paralympic Games., Travis Anderson, Malia G Cali, Stephanie C Clark, Ike Hasley, Emily G Larson, Kayle E Noble-Taylor, David M Robinson, Eric Post, Jonathan T Finnoff, and William M Adams

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Determining the best vertebra for measuring pelvic incidence and spinopelvic parameters in adult spinal deformity patients with transitional anatomy., Fares Ani, Themistocles S Protopsaltis, Yesha Parekh, Khalid Odeh, Renaud Lafage, Justin S Smith, Robert K Eastlack, Lawrence Lenke, Frank Schwab, Gregory M Mundis, Munish C Gupta, Eric O Klineberg, Virginie Lafage, Robert A Hart, Douglas Burton, Christopher P Ames, Christopher I Shaffrey, and Shay Bess

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Patient clusters identified by machine learning from a pooled analysis of the clinical development programme of secukinumab in psoriatic arthritis, ankylosing spondylitis and psoriatic arthritis with axial manifestations., Xenofon Baraliakos, Effie Pournara, Laura C Coates, Philip Mease, Samad S Jahandideh, and Dafna D Gladman

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Would you do it again? Discrepancies between patient and surgeon perceptions following adult spine deformity surgery., Shay Bess, Breton Line, Christopher Ames, Douglas Burton, Gregory Mundis, Robert Eastlack, Robert A Hart, Munish Gupta, Eric Klineberg, Han Jo Kim, Richard Hostin, Khaled Kebaish, Virgine Lafage, Renaud Lafage, Frank Schwab, Christopher Shaffrey, and Justin S Smith

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Postoperative Discharge to Acute Rehabilitation or Skilled Nursing Facility Compared to Home Does Not Reduce Hospital Readmissions, Return to Surgery or Improve Outcomes Following Adult Spine Deformity Surgery., Shay Bess, Breton G Line, Pierce Nunley, Christopher Ames, Douglas Burton, Gregory Mundis, Robert Eastlack, Robert A Hart, Munish Gupta, Eric Klineberg, Han Jo Kim, Michael Kelly, Richard Hostin, Khaled Kebaish, Virgine Lafage, Renaud Lafage, Frank Schwab, Christopher Shaffrey, Justin S Smith, and International Spine Study Group

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Safety profile of upadacitinib over 15 000 patient-years across rheumatoid arthritis, psoriatic arthritis, ankylosing spondylitis and atopic dermatitis., Gerd R Burmester, Stanley B Cohen, Kevin L Winthrop, Peter Nash, Alan D Irvine, Atul Deodhar, Eduardo Mysler, Yoshiya Tanaka, John Liu, Ana P Lacerda, Hannah Palac, Tim Shaw, Philip J Mease, and Emma Guttman-Yassky

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Secukinumab improves physical function and quality of life and inhibits structural damage in patients with PsA with sustained remission or low disease activity: results from the 2-year phase 3 FUTURE 5 study., Laura C Coates, Philip Mease, Dafna D Gladman, Sandra Navarra, Weibin Bao, and Corine Gaillez

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Addressing Barriers to Patient Mobilization Using an Educational Intervention in a Hospital Setting, Elena Crooks, Emily Carlson, Tyler Powell, Carly Ruggles, Abel Sawa, Teresa Bigand, Tiffanie Rampley, Rylee Price, Crystal Billings, Danell Stengem, and Jennifer Hoople

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Barriers to Early Patient Mobilization Among Acute Care Nurses, Occupational Therapists, and Physical Therapists, Elena Crooks, Carly Ruggles, Emily Carlson, Tyler Powell, Teresa Bigand, Tiffanie Rampley, Crystal Billings, Danell Stengem, Jennifer Hoople, and Rylee Price

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Longitudinal Assessment of Modern Spine Surgery Training: 10-Year Follow-up of a Nationwide Survey of Residency and Spine Fellowship Program Directors., Alan H Daniels, Daniel Alsoof, Christopher L McDonald, Andrew S Zhang, Bassel G Diebo, Craig P Eberson, Eren O Kuris, William Lavelle, Christopher P Ames, Christopher I Shaffrey, and Robert A Hart

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Height Gain Following Correction of Adult Spinal Deformity., Bassel G Diebo, Zachary L Tataryn, Daniel Alsoof, Renaud Lafage, Robert A Hart, Peter G Passias, Christopher P Ames, Justin K Scheer, Stephen J Lewis, Christopher I Shaffrey, Douglas C Burton, Vedat Deviren, Breton G Line, Alex Soroceanu, D Kojo Hamilton, Eric O Klineberg, Gregory M Mundis, Han Jo Kim, Jeffrey L Gum, Justin S Smith, Juan S Uribe, Michael P Kelly, Khaled M Kebaish, Munish C Gupta, Pierce D Nunley, Robert K Eastlack, Richard Hostin, Themistocles S Protopsaltis, Lawrence G Lenke, Frank J Schwab, Shay Bess, Virginie Lafage, and Alan H Daniels

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Impact of Race/Ethnicity on Hospital Resource Utilization After Elective Anterior Cervical Decompression and Fusion for Degenerative Myelopathy., Jerry Y Du, Collin W Blackburn, Jens R Chapman, Nicholas U Ahn, and Randall E Marcus

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Registry Data Show Complication Rates and Cost in Revision Hip Arthroplasty., Paul J Duwelius, Richard D Southgate, James P Crutcher, Genevieve M Rollier, Hsin-Fang Li, Katie S Sypher, and Geoffrey S Tompkins

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Sex differences in the efficacy, safety and persistence of patients with psoriatic arthritis treated with tofacitinib: a post-hoc analysis of phase 3 trials and long-term extension., Lihi Eder, Dafna D Gladman, Philip Mease, Remy A Pollock, Rayana Luna, Sibel Z Aydin, Alexis Ogdie, Ari Polachek, David Gruben, Mary Jane Cadatal, Cassandra Kinch, and Vibeke Strand

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Sex-related differences in patient characteristics, and efficacy and safety of advanced therapies in randomised clinical trials in psoriatic arthritis: a systematic literature review and meta-analysis., Lihi Eder, Sivakami Mylvaganam, Jordi Pardo Pardo, Jennifer Petkovic, Vibeke Strand, Philip Mease, and Keith Colaco

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Continuity of Care Within a Single Patient Support Program for Patients with Rheumatoid Arthritis Prescribed Second or Later Line Advanced Therapy., A Mark Fendrick, Philip Mease, Matthew Davis, Pankaj Patel, Wes Matthias, Dominic Nunag, and Manish Mittal

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Low rates of radiographic progression associated with clinical efficacy following up to 2 years of treatment with guselkumab: results from a phase 3, randomised, double-blind, placebo-controlled study of biologic-naïve patients with active psoriatic arthritis., Alice B Gottlieb, Iain B McInnes, Proton Rahman, Alexa P Kollmeier, Xie L Xu, Yusang Jiang, Shihong Sheng, May Shawi, Soumya D Chakravarty, Frederic Lavie, and Philip J Mease

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Three-Month Complication Rate of Ultrasound-Guided Soft Tissue Surgical Procedures Across Six Sports Medicine Clinics., Mederic M Hall, Stephanie A Kliethermes, P Troy Henning, Douglas F Hoffman, Kenneth Mautner, Ezi Obunadike, Kentaro Onishi, Adam M Pourcho, Jacob L Sellon, and Ruth Chimenti

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Surgical stabilization of multiple rib fractures in an Asian population: a systematic review and meta-analysis., Weiwei He, Yi Yang, Raymark Salonga, Ledford Powell, Patrick Greiffenstein, Jonne T H Prins, and Stephen Patrick Abella

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Differences in concussion knowledge between parents and their children in a multidisciplinary concussion clinic sample., Abigail Johnson, Marie Van Tubbergen, Andrew Hashikawa, Ingrid Ichesco, Andrea Almeida, Kristen Kolberg, and Jennifer Larson

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DXA Reporting Updates: 2023 Official Positions of the International Society for Clinical Densitometry., Diane Krueger, S Bobo Tanner, Auryan Szalat, Alan Malabanan, Tyler Prout, Adrian Lau, Harold N Rosen, and Christopher Shuhart

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Reporting of full-length femur imaging to detect incomplete atypical femur fractures: 2023 Official Positions of the International Society for Clinical Densitometry., Adrian Lau, Tyler Prout, Alan Malabanan, Auryan Szalat, Diane Krueger, S Bobo Tanner, Harold Rosen, and Christopher Shuhart

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Initiating Evaluation of Composite Outcome Measures for Psoriatic Arthritis: 2022 Updates From the GRAPPA-OMERACT Working Group., Ying-Ying Leung, William Tillett, Maarten de Wit, Ana-Maria Orbai, Laura C Coates, Oliver FitzGerald, Philip S Helliwell, Vibeke Strand, Philip Mease, Niti Goel, Robin Christensen, Joseph F Merola, Christine A Lindsay, Alexis Ogdie, Laure Gossec, and Dafna D Gladman

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Treatment of adult deformity surgery by orthopedic and neurological surgeons: trends in treatment, techniques, and costs by specialty., Christopher L McDonald, Rodrigo A Saad Berreta, Daniel Alsoof, Alex Homer, Janine Molino, Christopher P Ames, Christopher I Shaffrey, D Kojo Hamilton, Bassel G Diebo, Eren O Kuris, Robert A Hart, and Alan H Daniels

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Guselkumab, a Selective Interleukin-23 p19 Subunit Inhibitor, Resolves Dactylitis in Patients With Active Psoriatic Arthritis: Pooled Results Through Week 52 From Two Phase 3 Studies., Dennis McGonagle, Iain B McInnes, Atul Deodhar, Georg Schett, May Shawi, Soumya D Chakravarty, Alexa P Kollmeier, Xie L Xu, Shihong Sheng, Stephen Xu, Christopher T Ritchlin, Proton Rahman, and Phillip J Mease

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Bimekizumab in patients with psoriatic arthritis, naive to biologic treatment: a randomised, double-blind, placebo-controlled, phase 3 trial (BE OPTIMAL)., Iain B McInnes, Akihiko Asahina, Laura C Coates, Robert Landewé, Joseph F Merola, Christopher T Ritchlin, Yoshiya Tanaka, Laure Gossec, Alice B Gottlieb, Richard B Warren, Barbara Ink, Deepak Assudani, Rajan Bajracharya, Vishvesh Shende, Jason Coarse, and Philip Mease

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Efficacy of Guselkumab on Axial-Related Symptoms Through up to 2 Years in Adults with Active Psoriatic Arthritis in the Phase 3, Randomized, Placebo-Controlled DISCOVER-2 Study., Philip Mease, Dafna D Gladman, Denis Poddubnyy, Soumya D Chakravarty, May Shawi, Alexa P Kollmeier, Xie L Xu, Stephen Xu, Atul Deodhar, and Xenofon Baraliakos

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Earlier clinical response predicts low rates of radiographic progression in biologic-naïve patients with active psoriatic arthritis receiving guselkumab treatment., Philip Mease, Alice B Gottlieb, Alexis Ogdie, Iain B McInnes, Soumya D Chakravarty, Emmanouil Rampakakis, Alexa Kollmeier, Xie L Xu, May Shawi, Frederic Lavie, Mitsumasa Kishimoto, and Proton Rahman

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Efficacy and Safety of Tyrosine Kinase 2/Janus Kinase 1 Inhibitor Brepocitinib for Active Psoriatic Arthritis: A Phase IIb Randomized Controlled Trial., Philip Mease, Philip Helliwell, Paula Silwinska-Stanczyk, Malgorzata Miakisz, Andrew Ostor, Elena Peeva, Michael S Vincent, Qiankun Sun, Vanja Sikirica, Randall Winnette, Ruolun Qiu, Gang Li, Gang Feng, Jean S Beebe, and David A Martin

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Apremilast Long-Term Safety Up to 5 Years from 15 Pooled Randomized, Placebo-Controlled Studies of Psoriasis, Psoriatic Arthritis, and Behçet's Syndrome., Philip J Mease, Gülen Hatemi, Maria Paris, Sue Cheng, Peter Maes, Wendy Zhang, Rebecca Shi, Andrea Flower, Hernan Picard, and Linda Stein Gold

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Real-World Evidence Assessing Psoriatic Arthritis by Disease Domain: An Evaluation of the CorEvitas Psoriatic Arthritis/Spondyloarthritis Registry., Philip J Mease, Jacqueline O'Brien, Nicole Middaugh, Gregory Kricorian, Scott Stryker, David H Collier, and Alexis Ogdie

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Six-Month Persistence and Multi-domain Effectiveness of Guselkumab in Adults with Psoriatic Arthritis: Real-World Data from the CorEvitas Psoriatic Arthritis/Spondyloarthritis Registry., Philip J Mease, Alexis Ogdie, John Tesser, Natalie J Shiff, Iris Lin, Soumya D Chakravarty, Michael Kelleman, Rhiannon Dodge, Robert R McLean, Aaron Broadwell, Arthur Kavanaugh, and Joseph F Merola

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Efficacy of tofacitinib on enthesitis in patients with active psoriatic arthritis: analysis of pooled data from two phase 3 studies., Philip J Mease, Ana-Maria Orbai, Oliver FitzGerald, Mohamed Bedaiwi, Dona L Fleishaker, Rajiv Mundayat, Pamela Young, and Philip S Helliwell

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Impact of COVID-19 on Patients With Psoriasis or Psoriatic Arthritis., Philip Mease, Peter Nash, Suzanne Grieb, and Vinod Chandran

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Upadacitinib in patients with psoriatic arthritis and inadequate response to biologics: 3-year results from the open-label extension of the randomised controlled phase 3 SELECT-PsA 2 study., Philip Mease, Arathi Setty, Kim Papp, Filip Van den Bosch, Shigeyoshi Tsuji, Mauro Keiserman, Kyle Carter, Yihan Li, Reva McCaskill, Erin McDearmon-Blondell, Peter Wung, and William Tillett

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Bimekizumab in patients with active psoriatic arthritis and previous inadequate response or intolerance to tumour necrosis factor-α inhibitors: a randomised, double-blind, placebo-controlled, phase 3 trial (BE COMPLETE)., Joseph F Merola, Robert Landewé, Iain B McInnes, Philip Mease, Christopher T Ritchlin, Yoshiya Tanaka, Akihiko Asahina, Frank Behrens, Dafna D Gladman, Laure Gossec, Alice B Gottlieb, Diamant Thaçi, Richard B Warren, Barbara Ink, Deepak Assudani, Rajan Bajracharya, Vishvesh Shende, Jason Coarse, and Laura C Coates

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Physical Therapist Management of Glenohumeral Joint Osteoarthritis: A Clinical Practice Guideline from the American Physical Therapy Association., Lori A Michener, Jill Heitzman, Laurel D Abbruzzese, Salvador L Bondoc, Kristin Bowne, Phillip Troy Henning, Heidi Kosakowski, Brian G Leggin, Ann M Lucado, and Amee L Seitz

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Proceedings of the GRAPPA 2022 Executive Retreat., Beverly Cheok Kuan Ng, Deepak Jadon, Adewale Adebajo, Gizem Ayan, Kristina Callis Duffin, Vinod Chandran, Laura C Coates, Maria Antonietta D'Agostino, Kurt de Vlam, Atul Deodhar, Lihi Eder, Amit Garg, Dafna D Gladman, Niti Goel, Alice B Gottlieb, M Elaine Husni, Arnon Katz, Arthur Kavanaugh, Ennio Lubrano, Philip Mease, Joseph F Merola, Peter Nash, Alexis Ogdie, Stephen R Pennington, Lourdes M Perez-Chada, Fabian Proft, Cheryl F Rosen, Laura Savage, Claudia Goldenstein-Schainberg, Stefan Siebert, Enrique R Soriano, Ingrid Steinkoenig, William Tillett, April W Armstrong, and Oliver FitzGerald

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Proceedings of the Collaborative Research Network Meeting at the GRAPPA 2022 Annual Meeting., Beverly Cheok Kuan Ng, Deepak Jadon, Frank Behrens, Maarten de Wit, Oliver FitzGerald, Dafna D Gladman, Philip Mease, Denis O'Sullivan, Stephen R Pennington, Georg Schett, Vinod Chandran, and Kurt de Vlam

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Inhibition of Interleukin-17 in Patients with Oligoarticular Psoriatic Arthritis., Alexis Ogdie, Dafna D Gladman, Laura C Coates, Effie Pournara, Bhumik Parikh, and Philip Mease

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The impact of baseline cervical malalignment on the development of proximal junctional kyphosis following surgical correction of thoracolumbar adult spinal deformity., Lara Passfall, Bailey Imbo, Virginie Lafage, Renaud Lafage, Justin S Smith, Breton Line, Andrew J Schoenfeld, Themistocles Protopsaltis, Alan H Daniels, Khaled M Kebaish, Jeffrey L Gum, Heiko Koller, D Kojo Hamilton, Richard Hostin, Munish Gupta, Neel Anand, Christopher P Ames, Robert Hart, Douglas Burton, Frank J Schwab, Christopher I Shaffrey, Eric O Klineberg, Han Jo Kim, Shay Bess, and Peter G Passias

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Economic burden of nonoperative treatment of adult spinal deformity., Peter G Passias, Waleed Ahmad, Pooja Dave, Renaud Lafage, Virginie Lafage, Jamshaid Mir, Eric O Klineberg, Khaled M Kabeish, Jeffrey L Gum, Breton G Line, Robert A Hart, Douglas Burton, Justin S Smith, Christopher P Ames, Christopher I Shaffrey, Frank Schwab, Richard Hostin, Thomas Buell, D Kojo Hamilton, and Shay Bess

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Identifying Subsets of Patients With Adult Spinal Deformity Who Maintained a Positive Response to Nonoperative Management., Peter G Passias, Waleed Ahmad, Peter Tretiakov, Oscar Krol, Frank Segreto, Renaud Lafage, Virginie Lafage, Alex Soroceanu, Alan Daniels, Jeffrey Gum, Breton Line, Andrew J Schoenfeld, Shaleen Vira, Robert Hart, Douglas Burton, Justin S Smith, Christopher P Ames, Christopher Shaffrey, Frank Schwab, Shay Bess, and International Spine Study Group

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Critical Analysis of Radiographic and Patient Reported Outcomes Following Anterior/Posterior Staged vs. Same Day Surgery in Patients Undergoing Identical Corrective Surgery for Adult Spinal Deformity., Peter G Passias, Waleed Ahmad, Peter S Tretiakov, Renaud Lafage, Virginie Lafage, Andrew J Schoenfeld, Breton Line, Alan Daniels, Jamshaid M Mir, Munish Gupta, Gregory Mundis, Robert Eastlack, Pierce Nunley, D Kojo Hamilton, Richard Hostin, Robert Hart, Douglas C Burton, Christopher Shaffrey, Frank Schwab, Christopher Ames, Justin S Smith, Shay Bess, Eric O Klineberg, and International Spine Study Group

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Efficacy of Varying Surgical Approaches on Achieving Optimal Alignment in Adult Spinal Deformity Surgery., Peter G Passias, Waleed Ahmad, Tyler K Williamson, Jordan Lebovic, Khaled Kebaish, Renaud Lafage, Virginie Lafage, Breton Line, Andrew J Schoenfeld, Bassel G Diebo, Eric O Klineberg, Han Jo Kim, Christopher P Ames, Alan H Daniels, Justin S Smith, Christopher I Shaffrey, Douglas C Burton, Robert A Hart, Shay Bess, Frank J Schwab, Munish C Gupta, and International Spine Study Group

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Patient-specific Cervical Deformity Corrections With Consideration of Associated Risk: Establishment of Risk Benefit Thresholds for Invasiveness Based on Deformity and Frailty Severity., Peter G Passias, Katherine E Pierce, Tyler K Williamson, Jordan Lebovic, Andrew J Schoenfeld, Renaud Lafage, Virginie Lafage, Jeffrey L Gum, Robert Eastlack, Han Jo Kim, Eric O Klineberg, Alan H Daniels, Themistocles S Protopsaltis, Gregory M Mundis, Justin K Scheer, Paul Park, Dean Chou, Breton Line, Robert A Hart, Douglas C Burton, Shay Bess, Frank J Schwab, Christopher I Shaffrey, Justin S Smith, and Christopher P Ames

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Incremental benefits of circumferential minimally invasive surgery for increasingly frail patients with adult spinal deformity., Peter G Passias, Peter S Tretiakov, Pierce D Nunley, Michael Y Wang, Paul Park, Adam S Kanter, David O Okonkwo, Robert K Eastlack, Gregory M Mundis, Dean Chou, Nitin Agarwal, Richard G Fessler, Juan S Uribe, Neel Anand, Khoi D Than, Gregory Brusko, Kai-Ming Fu, Jay D Turner, Vivian P Le, Breton G Line, Christopher P Ames, Justin S Smith, Christopher I Shaffrey, Robert A Hart, Douglas Burton, Renaud Lafage, Virginie Lafage, Frank Schwab, Shay Bess, and Praveen V Mummaneni

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Cost Benefit of Implementation of Risk Stratification Models for Adult Spinal Deformity Surgery., Peter G Passias, Tyler K Williamson, Nicholas A Kummer, Ferran Pellisé, Virginie Lafage, Renaud Lafage, Miguel Serra-Burriel, Justin S Smith, Breton Line, Shaleen Vira, Jeffrey L Gum, Sleiman Haddad, Francisco Javier Sánchez Pérez-Grueso, Andrew J Schoenfeld, Alan H Daniels, Dean Chou, Eric O Klineberg, Munish C Gupta, Khaled M Kebaish, Michael P Kelly, Robert A Hart, Douglas C Burton, Frank Kleinstück, Ibrahim Obeid, Christopher I Shaffrey, Ahmet Alanay, Christopher P Ames, Frank J Schwab, Richard A Hostin, Shay Bess, and International Spine Study Group

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Are We Focused on the Wrong Early Postoperative Quality Metrics? Optimal Realignment Outweighs Perioperative Risk in Adult Spinal Deformity Surgery., Peter G Passias, Tyler K Williamson, Jamshaid M Mir, Justin S Smith, Virginie Lafage, Renaud Lafage, Breton Line, Alan H Daniels, Jeffrey L Gum, Andrew J Schoenfeld, David Kojo Hamilton, Alex Soroceanu, Justin K Scheer, Robert Eastlack, Gregory M Mundis, Bassel Diebo, Khaled M Kebaish, Richard A Hostin, Munish C Gupta, Han Jo Kim, Eric O Klineberg, Christopher P Ames, Robert A Hart, Douglas C Burton, Frank J Schwab, Christopher I Shaffrey, Shay Bess, and On Behalf Of The International Spine Study Group

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Reply to: Hypothetical model ignores many important pathophysiologic mechanisms in fibromyalgia., Ana Margarida Pinto, Rinie Geenen, Tor D Wager, Winfried Häuser, Eva Kosek, Jacob N Ablin, Kirstine Amris, Jaime Branco, Dan Buskila, João Castelhano, Miguel Castelo-Branco, Leslie J Crofford, Mary-Ann Fitzcharles, Marina López-Solà, Mariana Luís, Tiago Reis Marques, Philip J Mease, Filipe Palavra, Jamie L Rhudy, Lucina Q Uddin, Paula Castilho, Johannes W G Jacobs, and José A P da Silva

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Incidence of injury and illness among paediatric Team USA athletes competing in the 2020 Tokyo and 2022 Beijing Olympic and Paralympic Games., Eric G Post, Travis Anderson, Jeffrey S Shilt, Eric L Dugan, Stephanie C Clark, Emily G Larson, Kayle E Noble-Taylor, David M Robinson, Amber T Donaldson, Jonathan T Finnoff, and William M Adams

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Cementless Metal-Free Ceramic-Coated Shoulder Resurfacing., James W. Pritchett

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Clinical outcomes and proximal junctional failure in adult spinal deformity patients corrected to normative alignment versus functional alignment., Themistocles S Protopsaltis, Fares Ani, Alexandra Soroceanu, Renaud Lafage, Han Jo Kim, Eaman Balouch, Zoe Norris, Justin S Smith, Alan H Daniels, Eric O Klineberg, Christopher P Ames, Robert Hart, Shay Bess, Christopher I Shaffrey, Frank J Schwab, Lawrence G Lenke, Virginie Lafage, and Munish C Gupta

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Safety of Guselkumab With and Without Prior Tumor Necrosis Factor Inhibitor Treatment: Pooled Results Across 4 Studies in Patients With Psoriatic Arthritis., Proton Rahman, Wolf-Henning Boehncke, Philip J Mease, Alice B Gottlieb, Iain B McInnes, May Shawi, Yanli Wang, Shihong Sheng, Alexa P Kollmeier, Elke Theander, Jenny Yu, Evan Leibowitz, A Marilise Marrache, and Laura C Coates

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Bimekizumab treatment in biologic DMARD-naïve patients with active psoriatic arthritis: 52-week efficacy and safety results from the phase III, randomised, placebo-controlled, active reference BE OPTIMAL study., Christopher T Ritchlin, Laura C Coates, Iain B McInnes, Philip Mease, Joseph F Merola, Yoshiya Tanaka, Akihiko Asahina, Laure Gossec, Alice B Gottlieb, Richard B Warren, Barbara Ink, Rajan Bajracharya, Vishvesh Shende, Jason Coarse, and Robert Bm Landewé

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The effect of guselkumab on inhibiting radiographic progression in patients with active psoriatic arthritis: study protocol for APEX, a Phase 3b, multicenter, randomized, double-blind, placebo-controlled trial., Christopher T Ritchlin, Laura C Coates, Philip J Mease, Désirée van der Heijde, Jiao Song, Yusang Jiang, May Shawi, Alexa P Kollmeier, and Proton Rahman

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Reporting Fewer Than Four Vertebrae: 2023 Official Positions of the International Society for Clinical Densitometry., Harold Rosen, Adrian Lau, Auryan Szalat, S Bobo Tanner, Diane Krueger, Tyler Prout, Alan Malabanan, and Christopher Shuhart

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Comparison of disease activity index for psoriatic arthritis (DAPSA) and minimal disease activity (MDA) targets for patients with psoriatic arthritis: A post hoc analysis of data from phase 3 tofacitinib studies., Emilce E Schneeberger, Gustavo Citera, Peter Nash, Josef S Smolen, Philip Mease, Enrique R Soriano, Claudia Helling, Annette E Szumski, Rajiv Mundayat, and Darío Ponce de León

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Executive Summary of the 2023 Adult Position Development Conference of the International Society for Clinical Densitometry: DXA Reporting, Follow-up BMD Testing and Trabecular Bone Score Application and Reporting., Christopher Shuhart, Angela Cheung, Ranjodh Gill, Linsey Gani, Heenam Goel, and Auryan Szalat

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Step-cut osteotomy of the anterior superior iliac spine for increased visualisation in the levine approach for bernese periacetabular osteotomy surgery., Shelby R Smith, E Bailey Terhune, Joel C Williams, and Keith Mayo

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Bilateral hip DXA Reporting: 2023 Official Positions of the International Society for Clinical Densitometry., S Bobo Tanner, Diane Krueger, Auryan Szalat, Tyler Prout, Adrian Lau, Alan Malabanan, Harold Rosen, and Christopher Shuhart

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Bone Cement Waste in Total Knee Arthroplasty: A Preliminary Study of Scope and Cost., Geoffrey S Tompkins, Kevin K Howe, Rebecca Valderrama, Katie Sypher, T Michael Griffin, and Shih-Ting Chiu

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Project Highlights From the GRAPPA 2022 Annual Meeting: Education Initiatives and Axial Involvement in Psoriatic Arthritis., Murat Torgutalp, Dafna D Gladman, Oliver FitzGerald, Philip Mease, and Denis Poddubnyy

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Calibration of a comprehensive predictive model for the development of proximal junctional kyphosis and failure in adult spinal deformity patients with consideration of contemporary goals and techniques., Peter S Tretiakov, Renaud Lafage, Justin S Smith, Breton G Line, Bassel G Diebo, Alan H Daniels, Jeffrey Gum, Themistocles Protopsaltis, D Kojo Hamilton, Alex Soroceanu, Justin K Scheer, Robert K Eastlack, Gregory Mundis, Pierce D Nunley, Eric O Klineberg, Khaled Kebaish, Stephen Lewis, Lawrence Lenke, Richard Hostin, Munish C Gupta, Christopher P Ames, Robert A Hart, Douglas Burton, Christopher I Shaffrey, Frank Schwab, Shay Bess, Han Jo Kim, Virginie Lafage, and Peter G Passias

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Integrating STEADI for Falls Prevention in Outpatient Rehabilitation Clinics: An Outcomes Evaluation Using the RE-AIM Framework., Jennifer L Vincenzo, Jamie Caulley, Aaron J Scott, Brian S Wilson, Mariana Wingood, and Geoffrey M Curran

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Posterior cervical congenital dermal sinus tract: case report and review of literature., Amir Vokshoor, Harseerat Jajj, Tiffany Grunwald, Steven E Kolker, and Jack Petros

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Similarities and differences between axial spondyloarthritis and axial psoriatic arthritis., Weijie Wang, Yung-Heng Lee, James Cheng-Chung Wei, and Philip Mease

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Opioid and nerve block administration in knee arthroplasty: An observational retrospective evaluation, Kelsey Welle, Karen Colorafi, and Kenn Daratha

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The ISSG-AO Complication Intervention Score, but Not Major/Minor Designation, is Correlated With Length of Stay Following Adult Spinal Deformity Surgery., Joseph B Wick, Andrew Blandino, Justin S Smith, Breton G Line, Virginie Lafage, Renaud Lafage, Han Jo Kim, Peter G Passias, Jeffrey L Gum, Khaled M Kebaish, Robert K Eastlack, Alan Daniels, Gregory Mundis, Richard Hostin, Themistocles Protopsaltis, D Kojo Hamilton, Michael P Kelly, Munish Gupta, Robert A Hart, Frank J Schwab, Douglas C Burton, Christopher P Ames, Lawrence G Lenke, Christopher I Shaffrey, Shay Bess, Eric Klineberg, and International Spine Study Group

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Unmet need in rheumatology: reports from the Advances in Targeted Therapies meeting, 2022., Kevin L Winthrop, John D Isaacs, Philip J Mease, Dimitrios T Boumpas, Xenofon Baraliakos, Jacques-Eric Gottenberg, Stefan Siebert, Marta Mosca, Neil Basu, Dana Orange, R Lories, Daniel Aletaha, Iain B McInnes, Tom W J Huizinga, Reinhard E Voll, Ellen M Gravallese, Ferry C Breedveld, and Josef S Smolen

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Life-threatening perioperative complications among older adults with spinal metastases: An analysis based on a nationwide inpatient sample of the US., Lien-Chen Wu, Yueh-Ying Hsieh, IChun Chen, and Chang-Jung Chiang

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Use of multiple rods and proximal junctional kyphosis in adult spinal deformity surgery., Jichao Ye, Sachin Gupta, Ali S Farooqi, Tsung-Cheng Yin, Alex Soroceanu, Frank J Schwab, Virginie Lafage, Michael P Kelly, Khaled Kebaish, Richard Hostin, Jeffrey L Gum, Justin S Smith, Christopher I Shaffrey, Justin K Scheer, Themistocles S Protopsaltis, Peter G Passias, Eric O Klineberg, Han Jo Kim, Robert A Hart, D Kojo Hamilton, Christopher P Ames, and Munish C Gupta

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Predictive role of global spinopelvic alignment and upper instrumented vertebra level in symptomatic proximal junctional kyphosis in adult spinal deformity., Jichao Ye, Sachin Gupta, Ali S Farooqi, Tsung Yin, Alex Soroceanu, Frank J Schwab, Virginie Lafage, Michael P Kelly, Khaled Kebaish, Richard Hostin, Jeffrey L Gum, Justin S Smith, Christopher I Shaffrey, Justin K Scheer, Themistocles S Protopsaltis, Peter G Passias, Eric O Klineberg, Han Jo Kim, Robert A Hart, D Kojo Hamilton, Christopher P Ames, and Munish C Gupta

Submissions from 2022

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Effects of Cervical Spine Exercise Protocol on Neck Pain, Pericervical Muscle Endurance, and Range of Motion in Medical Students: A Prospective Study., Bryan G Anderson, Brett Benzinger, Jason Chickness, Chris Hietanen, Kylan Hill, Jean-Marc P Lucas, Joshua Tuck, and Michael Ghassibi

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Plain Radiographic Instruments for Structural Damage in Peripheral Joints in Psoriatic Arthritis: A Report From the GRAPPA-OMERACT Working Group., Anna Antony, Richard Holland, Ashish J Mathew, Maria-Antoinetta D'Agostino, Walter P Maksymowych, Philip Mease, Niti Goel, Alexis Ogdie, Laura C Coates, Vibeke Strand, Robin Christensen, Dafna D Gladman, Ana-Maria Orbai, Ying Ying Leung, and William Tillett

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2021 GRAPPA Meet the Experts Session: A Summary of Presentations., April W Armstrong, Rasika M Reddy, Oliver FitzGerald, Kristina Callis Duffin, Philip S Helliwell, Philip Mease, Arthur Kavanaugh, Joseph F Merola, William Tillet, and Maarten de Wit

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Predictors of response to secukinumab in patients with psoriatic arthritis and axial manifestations: a post-hoc analysis of the MAXIMISE trial., Xenofon Baraliakos, Effie Pournara, Laure Gossec, Philip J Mease, Roisin White, Eamonn O'Brien, Barbara Schulz, Helena Marzo-Ortega, and Laura C Coates

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Head Pain in the Competitive Aquatic Athlete-An Approach to a Differential Diagnosis and Management., Benjamin Beduhn, Garrett Roe, Wendy Furst, and Adam Lewno

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Novel therapies in axial spondyloarthritis., Mohamad Bittar and Philip Mease

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Into the Spine Metaverse: Reflections on a future, Jens R Chapman, Jeffrey C Wang, and Karsten Wiechert

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Correction to: Efficacy and safety of ixekizumab in patients with active psoriatic arthritis with and without concomitant conventional disease-modifying antirheumatic drugs: SPIRIT-P1 and SPIRIT-P2 3-year results., Laura C Coates, Philip Mease, Andris Kronbergs, Cameron Helt, David Sandoval, So Young Park, Bernard Combe, Peter Nash, and Atul Deodhar

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Efficacy and safety of ixekizumab in patients with active psoriatic arthritis with and without concomitant conventional disease-modifying antirheumatic drugs: SPIRIT-P1 and SPIRIT-P2 3-year results., Laura C Coates, Philip Mease, Andris Kronbergs, Cameron Helt, David Sandoval, So Young Park, Bernard Combe, Peter Nash, and Atul Deodhar