ESSG | Web title

Accepted Manuscripts (121)

Manuscripts published by the ESSG.

Eur Spine J (2025)
Machine learning clustering reveals risk factors of mechanical complications requiring revision in adult spinal deformity surgery: a 2-year follow-up study

Authors: Baroncini A, Larrieu D, Bourghli A, Pizones J, Pellisè F, Kleinstueck F, Alanay A, Charles YP, Roscop C, Boissiere L, Obeid I

Journal: Eur Spine J

Volume, issue, pages:

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JOR Spine (2025)
Simulating Federated Learning to Enable Multi-Hospital Collaboration for Lumbopelvic Alignment Estimation

Authors: Cina A, Tuci M, Pellisé F, Yilgor C, Alanay A, Pizones J, Kleinstück F, Obeid I, Charles YP, Richner-Wunderlin S, Galbusera F, Jutzeler CR; European Spine Study Group

Journal: JOR Spine

Volume, issue, pages: 8(4):e70120

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Spine J (2025)
Radiomics-powered radiographic image analysis for enhanced mechanical complications prediction and surgical planning in adult spine deformity

Authors: Pellisé F, Haddad S, Núñez-Pereira S, Yilgor C, Pupak A, Ramírez-Valencia M, Pizones J, Alanay A, Obeid I, Kleinstueck FS, Galbusera F, Sagarra O; European Spine Study Group

Journal: Spine J

Volume, issue, pages: 10:S1529-9430(25)00819-8

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Spine Deform (2025)
Improving shoulder balance in lenke type 2 and 4 adolescent idiopathic scoliosis: clinical advantages of a proximal thoracic concave rod technique

Authors: Obeid I, Vila L, Boissière L, Roscop C, Baroncini A, Charles YP, Pellisé F, Pizones J, Alanay A, Kleinstück F, Larrieu D, Bourghli A; European Spine Study Group

Journal: Spine Deform

Volume, issue, pages: 13(6):1921-1932

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Acta Orthop Traumatol Turc (2025)
Predicting mechanical complications in adult spinal deformity patients with postoperative proportioned and moderately disproportioned alignment

Authors: Balaban B, Demirci N, Yilgor C, Yucekul A, Zulemyan T, Haddad S, Haleem S, Kilic F, Obeid I, Pizones J, Kleinstueck F, Sanchez Perez FJ, Pellise F, Alanay A, Bagci C, Sezerman OU; European Spine Study Group

Journal: Acta Orthop Traumatol Turc

Volume, issue, pages: 59(4):210-221

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Spine (2025)
Preservation of Distal Mobile Segments Reduces Risk of Rod Breakage in Adult Spinal Deformity Surgery

Authors: Pizones J, Gómez-Rice A, Moreno-Manzanaro L, Núñez Pereira S, Haddad S, Pupak A, Charles YP, Kleinstueck F, Pérez-Grueso FJS, Obeid I, Alanay A, Pellisé F; ESSG European Spine Study Group; ESSG

Journal: Spine

Volume, issue, pages:

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Spine (2025)
Cluster Analysis of a Database of Surgically Managed Adult Spine Deformity (ASD)Patients: Determining the Minimal Clinically Important Difference for Each Cluster, Comparing Two Clustering Approaches

Authors: Baroncini A, Larrieu D, Bourghli A, Pizones J, Pellisé F, Kleinstueck FS, Alanay A, Charles YP, Roscop C, Boissiere L, Obeid I; European Spine Study Group (ESSG)

Journal: Spine

Volume, issue, pages:

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Eur Spine J (2025)
Abdominal wall tension after spinal deformity correction compromises postoperative biomechanics and may contribute to proximal junctional kyphosis

Authors: Jolas E, Galbusera F, Fekete TF, Haschtmann D, Jeszenszky D, Richner-Wunderlin S, Pellisé F, Obeid I, Pizones J, Alanay A, Kleinstück F, Yilgor C, Ferguson SJ, Loibl M, Ignasiak D

Journal: Eur Spine J

Volume, issue, pages:

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Orthop Traumatol Surg Res (2025)
Cosmetic appearance in adolescent idiopathic scoliosis: Predictive factors and evaluation of the TAPS and SRS-22 self-image subdomains before and after posterior spinal fusion

Authors: Baroncini A, Bou Jaoude M, Boissière L, Bourghli A, Alanay A, Pellisé F, Kleinstueck F, Pizones J, Ajoku U, Cecile Roscop, Larrieu D, Obeid I; European Spine Study Group (ESSG)

Journal: Orthop Traumatol Surg Res

Volume, issue, pages: 104244

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Eur Spine J (2025)
Mechanical complications in adult deformity surgery: behavioral patterns

Authors: Raganato R, Charles YP, Gomez-Rice A, Moreno-Manzanaro L, Pérez-Grueso FJ, Haddad S, Núñez S, Vila L, Boissière L, Yilgor C, Kleinstück F, Obeid I, Alanay A, Pellisé F, Pizones J; European Spine Study Group

Journal: Eur Spine J

Volume, issue, pages: 34(5):1782-1789

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Eur J Orthop Surg Traumatol (2025)
S2AI vs. iliac screws in spinopelvic fixation for adult spinal deformity: a propensity score-matched analysis

Authors: Gómez-Rice A, Núñez-Pereira S, Haddad S, Raganato R, Charles YP, Pérez-Grueso F, Kleinstück F, Obeid I, Alanay A, Pellise F, Pizones J; ESSG European Spine Study Group ESSG

Journal: Eur J Orthop Surg Traumatol

Volume, issue, pages: 35(1):104

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Eur Spine J (2025)
Analysis of the factors associated with sexual health improvement in patients who underwent surgical management for adult spine deformity

Authors: van Schaik D, Baroncini A, Boissiere L, Larrieu D, Goudman L, Pizones J, Pellise F, Alanay A, Kleinstück F, Bourghli A, Obeid I; European Spine Study Group

Journal: Eur Spine J

Volume, issue, pages: 34(5):1801-1809

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IEEE Access (2025)
Privacy-Preserving Machine Learning (PPML) Inference for Clinically Actionable Models

Authors: Balaban, Baris; Magara, Seyma Selcan; Yilgor, Caglar; Yucekul, Altug; Obeid, Ibrahim; Pizones, Javier; Kleinstueck, Frank; Perez-Grueso, Francisco Javier Sanchez; Pellise, Ferran; Alanay, Ahmet; Savas, Erkay; Bagci, Cetin; Sezerman,; Osman Ugur; ESSG

Journal: IEEE Access

Volume, issue, pages: 13: 37431 - 37456

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Eur Spine J (2025)
Machine learning can predict surgical indication: new clustering model from a large adult spine deformity database

Authors: Baroncini A, Larrieu D, Bourghli A, Pizones J, Pellisé F, Kleinstueck FS, Alanay A, Boissiere L, Obeid I

Journal: Eur Spine J

Volume, issue, pages: 34(9):3659-3669

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Eur Spine J (2024)
Correction to: Infuence of implant density on mechanical complications in adult spinal deformity surgery

Authors: Charles YP, Severac F, Núñez-Pereira S, Haddad S, Vila L, Pellisé F, Obeid I, Boissière L, Yilgor C, Yucekul A, Alanay A, Kleinstück F, Loibl M, Gómez-Rice A, Raganato R, Perez-Grueso FJS, Pizones J; European Spine Study Group (ESSG)

Journal: Eur Spine J

Volume, issue, pages: 34(2):808-811

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Spine Deform (2024)
Is the information provided by large language models valid in educating patients about adolescent idiopathic scoliosis? An evaluation of content, clarity, and empathy : The perspective of the European Spine Study Group

Authors: Lang S, Vitale J, Galbusera F, Fekete T, Boissiere L, Charles YP, Yucekul A, Yilgor C, Núñez-Pereira S, Haddad S, Gomez-Rice A, Mehta J, Pizones J, Pellisé F, Obeid I, Alanay A, Kleinstück F, Loibl M; ESSG European Spine Study Group

Journal: Spine Deform

Volume, issue, pages: 13(2):361-372

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Eur Spine J (2024)
Influence of implant density on mechanical complications in adult spinal deformity surgery

Journal: Eur Spine J

Volume, issue, pages: 33(12):4643-4652

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Spine (2024)
Comparison of Patients With and Without Predicted Surgical Indication Between Clusters of Adult Spine Deformity (ASD) Patients

Authors: Baroncini A, Boissiere L, Larrieu D, Haddad S, Pellisé F, Alanay A, Kleinstueck F, Pizones J, Bourghli A, Obeid I; European Spine Study Group (ESSG)

Journal: Spine

Volume, issue, pages: 50(14):975-980

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Spine J (2024)
Long-term mechanical failure in well aligned adult spinal deformity patients

Authors: Haddad S, Yilgor C, Jacobs E, Vila L, Nuñez-Pereira S, Ramirez Valencia M, Pupak A, Barcheni M, Pizones J, Alanay A, Kleinstuck F, Obeid I, Pellisé F; European Spine Study Group

Journal: Spine J

Volume, issue, pages: 25(2):337-346

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Spine (2024)
Long-Term Loss of Alignment Following ASD Surgery in the Absence of Mechanical Complications: Aging Spine?

Authors: Haddad S, Jacobs E, Núñez-Pereira S, Ruiz de Villa A, Pupak A, Barcheni M, Ramírez Valencia M, Pizones J, Kleinstück FS, Pérez-Grueso FJS, Alanay A, Obeid I, Pellisé F; European Spine Study Group

Journal: Spine

Volume, issue, pages: 50(13):909-915

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Spine (2024)
Primary Pelvic Anteversion: Definition, Relevance, and History After Surgery for Adult Spine Deformity

Authors: Baroncini A, Boissiere L, Yilgor C, Larrieu D, Alanay A, Pellisé F, Kleinstueck F, Pizones J, Charles YP, Roscop C, Bourghli A, Obeid I; European Spine Study Group (ESSG)

Journal: Spine

Volume, issue, pages: 49(16):1107-1115

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Eur Spine J (2024)
Proximal junctional kyphosis after adult spinal deformity operated patients with long fusion to the pelvis. Does the type of proximal anchor matter?

Authors: Bourghli A, Boissiere L, Larrieu D, Pizones J, Alanay A, Pellisé F, Kleinstück F, Obeid I; ESSG European Spine Study Group

Journal: Eur Spine J

Volume, issue, pages: 33(7):2832-2839

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Eur Spine J (2024)
Calculation of the minimal clinically important difference in operated patients with adult spine deformity: advantages of the ROC method and significance of prevalence in threshold selection

Authors: Larrieu D, Baroncini A, Bourghli A, Pizones J, Kleinstueck FS, Alanay A, Pellisé F, Charles YP, Boissiere L, Obeid I

Journal: Eur Spine J

Volume, issue, pages: 33(7):2794-2803

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J Bone Joint Surg Am (2024)
The Impact of Unplanned Reoperation Following Adult Spinal Deformity Surgery: A Prospective Longitudinal Cohort Study with 5-Year Follow-up

Authors: Pellisé F, Bayo MC, Ruiz de Villa A, Núñez-Pereira S, Haddad S, Barcheni M, Pizones J, Valencia MR, Obeid I, Alanay A, Kleinstueck FS, Mannion AF; on behalf of the European Spine Study Group

Journal: J Bone Joint Surg Am

Volume, issue, pages: 106(8):681-689

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Spine Deform (2024)
Which sagittal plane assessment method is most predictive of complications after adult spinal deformity surgery?

Authors: Pizones J, Hills J, Kelly M, Yilgor C, Moreno-Manzanaro L, Perez-Grueso FJS, Kleinstück F, Obeid I, Alanay A, Pellisé F; ESSG European Spine Study Group

Journal: Spine Deform

Volume, issue, pages: 12(4):1127-1136

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Spine Deform (2024)
What factors are associated with a better restoration of pelvic version after adult spinal deformity surgery?

Authors: Raganato R, Gómez-Rice A, Moreno-Manzanaro L, Escámez F, Talavera G, Aguilar A, Sánchez-Márquez JM, Fernández-Baíllo N, Perez-Grueso FJS, Kleinstück F, Alanay A, Obeid I, Pellisé F, Pizones J; ESSG European Spine Study Group

Journal: Spine Deform

Volume, issue, pages: 12(4):1115-1126

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J Clin Med (2024)
Reliability of a New Digital Tool for Photographic Analysis in Quantifying Body Asymmetry in Scoliosis

Authors: Pizones J, Moreno-Manzanaro L, Pupak A, Núñez-Pereira S, Larrieu D, Boissiere L, Richner-Wunderlin S, Loibl M, Zulemyan T, Yücekul A, Zgheib S, Charles YP, Chang DG, Kleinstueck F, Obeid I, Alanay A, Sánchez Pérez-Grueso FJ, Pellisé F, On Behalf Of The Essg

Journal: J Clin Med

Volume, issue, pages: 13(7):2114

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Spine Deform (2024)
Influence of smoking on patient-reported outcome measures (PROMs) in patients undergoing surgery for adult spinal deformity: a propensity score-matched analysis

Authors: Gomez-Rice A, Capdevila-Bayo M, Núñez-Pereira S, Haddad S, Pérez-Grueso F, Kleinstück F, Obeid I, Alanay A, Pellise F, Pizones J; ESSG European Spine Study Group ESSG

Journal: Spine Deform

Volume, issue, pages: 12(3):819-827

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Eur Spine J (2024)
Sagittal alignment of diverse mechanical complications following adult spinal deformity surgery

Authors: Pan C, Bourghli A, Larrieu D, Boissiere L, Pizones J, Alanay A, PelIise F, Kleinstück F, Obeid I; European Spine Study Group

Journal: Eur Spine J

Volume, issue, pages: 33(5):1857-1867

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Children (Basel) (2023)
Rod Angulation Relationship with Thoracic Kyphosis after Adolescent Idiopathic Scoliosis Posterior Instrumentation

Authors: Boissiere L, Bourghli A, Guevara-Villazon F, Pellisé F, Alanay A, Kleinstück F, Pizones J, Roscop C, Larrieu D, Obeid I; European Spine Study Group

Journal: Children (Basel)

Volume, issue, pages: 11(1):29

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Spine J (2023)
Fixed coronal malalignment (CM) in the lumbar spine independently impacts disability in adult spinal deformity (ASD) patients when considering the obeid-CM (O-CM) classification

Authors: Boissiere L, Bourghli A, Kieser D, Larrieu D, Alanay A, Pellisé F, Kleinstück F, Loibl M, Pizones J, Obeid I; European Spine Study Group, ESSG

Journal: Spine J

Volume, issue, pages: 23(12):1900-1907

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Eur Spine J (2023)
Adherence to the Obeid coronal malalignment classification and a residual malalignment below 20 mm can improve surgical outcomes in adult spine deformity surgery

Authors: Baroncini A, Frechon P, Bourghli A, Smith JS, Larrieu D, Pellisé F, Pizones J, Kleinstueck F, Alanay A, Kieser D, Cawley DT, Boissiere L, Obeid I; European Spine Study Group (ESSG)

Journal: Eur Spine J

Volume, issue, pages: 32(10):3673-3680

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Eur Spine J (2023)
Relationship between pelvic incidence-adjusted relative spinopelvic parameters, global sagittal alignment and lower extremity compensations

Authors: Yucekul A, Ozpinar A, Kilickan FDB, Dalla M, Muthiah N, Zulemyan T, Yavuz Y, Pizones J, Obeid I, Kleinstück F, Pérez-Grueso FJS, Pellisé F, Yilgor C, Alanay A; European Spine Study Group (ESSG)

Journal: Eur Spine J

Volume, issue, pages: 32(10):3599-3607

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Eur Spine J (2023)
Sagittal realignment: surgical restoration of the global alignment and proportion score parameters: a subgroup analysis. What are the consequences of failing to realign?

Authors: Raganato R, Pizones J, Yilgor C, Moreno-Manzanaro L, Vila-Casademunt A, Sánchez-Márquez JM, Fernández-Baíllo N, Sánchez Pérez-Grueso FJ, Kleinstück F, Alanay A, Obeid I, Pellisé F; ESSG European Spine Study Group

Journal: Eur Spine J

Volume, issue, pages: 32(6):2238-2247

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Eur Spine J (2023)
Revision surgery following long lumbopelvic constructs for adult spinal deformity: prospective experience from two dedicated databases

Authors: Haddad S, Yasuda T, Vila-Casademunt A, Yilgor Ç, Nuñez-Pereira S, Ramirez M, Pizones J, Alanay A, Kleinstuck F, Obeid I, Pérez-Grueso FJS, Matsuyama Y, Pellisé F; European Spine Study Group

Journal: Eur Spine J

Volume, issue, pages: 32(5):1787-1799

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Informatics in Medicine Unlocked (2023)
Building clinically actionable models for predicting mechanical complications in postoperatively well-aligned adult spinal deformity patients using XGBoost algorithm

Authors: Baris Balaban, Caglar Yilgor, Altug Yucekul, Tais Zulemyan, Ibrahim Obeid, Javier Pizones, Frank Kleinstueck, Francisco Javier Sanchez Perez-Grueso, Ferran Pellise, Ahmet Alanay, Osman Ugur Sezerman, European Spine Study Group

Journal: Informatics in Medicine Unlocked

Volume, issue, pages: 37:101191

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Spine Deform (2023)
A 5-year follow-up of the effect of corrective surgery in young adults with idiopathic scoliosis

Authors: Gomez-Rice A, Capdevila-Bayo M, Núñez-Pereira S, Haddad S, Vila-Casademunt A, Pérez-Grueso F, Kleinstück F, Obeid I, Alanay A, Pellise F, Pizones J; ESSG European Spine Study Group ESSG

Journal: Spine Deform

Volume, issue, pages: 11(3):605-615

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Eur Spine J (2023)
Does the use of postoperative brace help preventing mechanical complications following adult deformity surgery?

Authors: Pizones J, Boissiere L, Moreno-Manzanaro L, Vila-Casademunt A, Perez-Grueso FJS, Sánchez-Márquez JM, Baíllo NF, Kleinstück F, Alanay A, Pellisé F, Obeid I; ESSG European Spine Study Group

Journal: Eur Spine J

Volume, issue, pages: 32(3):914-925

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Eur Spine J (2022)
Association between sagittal alignment and loads at the adjacent segment in the fused spine: a combined clinical and musculoskeletal modeling study of 205 patients with adult spinal deformity

Authors: Ignasiak D, Behm P, Mannion AF, Galbusera F, Kleinstück F, Fekete TF, Haschtmann D, Jeszenszky D, Zimmermann L, Richner-Wunderlin S, Vila-Casademunt A, Pellisé F, Obeid I, Pizones J, Sánchez Pérez-Grueso FJ, Karaman MI, Alanay A, Yilgor Ç, Ferguson SJ, Loibl M; ESSG European Spine Study Group

Journal: Eur Spine J

Volume, issue, pages: 32(2):571-583

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Spine J (2022)
Long-term opioid medication profile of European adult spinal deformity patients: minimum five years follow-up study

Authors: Abul K, Yilgor C, Yucekul A, Alanay NA, Yavuz Y, Zulemyan T, Boissiere L, Bourghli A, Obeid I, Pizones J, Kleinstueck F, Perez-Grueso FJS, Pellise F, Alanay A; European Spine Study Group

Journal: Spine J

Volume, issue, pages: 23(2):209-218

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Ann Jt (2022)
An age and sex matched study on the effect of obesity on the functional outcomes and complication rates in patients with adult spinal deformity undergoing primary multi-level thoracolumbar spinal fusion

Authors: Kieser DC, Wyatt MC, Boissiere L, Hayashi K, Cawley DT, Yilgor C, Larrieu D, Alanay A, Acaroglu E, Kleinstueck F, Pellisé F, Perez-Grueso FJS, Bourghli A, Vital JM, Gille O, Obeid I

Journal: Ann Jt

Volume, issue, pages: 07:33:00.000

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Spine J (2022)
Surgical site infection is a major risk factor of pseudarthrosis in adult spinal deformity surgery

Authors: Boishardy A, Bouyer B, Boissière L, Larrieu D, Pereira SN, Kieser D, Pellisé F, Alanay A, Kleinstuck F, Pizones J, Obeid I; European Spine Study Group (ESSG)

Journal: Spine J

Volume, issue, pages: 22(12):2059-2065

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Brain Spine (2022)
Ability of Visual Analogue Scale to predict Oswestry Disability Index improvement and surgical treatment decision in patients with adult spinal deformity

Authors: Adhikari P, Çetin E, Çetinkaya M, Nabi V, Yüksel S, Vila Casademunt A, Obeid I, Sanchez Perez-Grueso F, Acaroğlu E; European Spine Study Group (ESSG)

Journal: Brain Spine

Volume, issue, pages: 2:100934

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Eur Spine J (2022)
Domino connector is an efficient tool to improve lumbar lordosis correction angle after pedicle subtraction osteotomy for adult spinal deformity

Authors: Bourghli A, Boissiere L, Cawley D, Larrieu D, Pizones J, Alanay A, PelIise F, Kleinstück F, Obeid I; European Spine Study Group

Journal: Eur Spine J

Volume, issue, pages: 31(9):2408-2414

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Eur Spine J (2022)
Combined anterior-posterior versus all-posterior approaches for adult spinal deformity correction: a matched control study

Authors: Haddad S, Vila-Casademunt A, Yilgor Ç, Nuñez-Pereira S, Ramirez M, Pizones J, Alanay A, Kleinstuck F, Obeid I, Pérez-Grueso FJS, Pellisé F; European Spine Study Group

Journal: Eur Spine J

Volume, issue, pages: 31(7):1754-1764

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Spine Deform (2022)
Shorter and sweeter: the 16-item version of the SRS questionnaire shows better structural validity than the 20-item version in young patients with spinal deformity

Authors: Mannion AF, Elfering A, Fekete TF, Harding IJ, Monticone M, Obid P, Niemeyer T, Liljenqvist U, Boss A, Zimmermann L, Vila-Casademunt A, Sánchez Pérez-Grueso FJ, Pizones J, Pellisé F, Richner-Wunderlin S, Kleinstück FS, Obeid I, Boissiere L, Alanay A, Bagó J

Journal: Spine Deform

Volume, issue, pages: 10(5):1055-1062

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Spine Deform (2022)
Correction: Shorter and sweeter: the 16-item version of the SRS questionnaire shows better structural validity than the 20-item version in young patients with spinal deformity

Authors: Mannion AF, Elfering A, Fekete TF, Harding IJ, Monticone M, Obid P, Niemeyer T, Liljenqvist U, Boss A, Zimmermann L, Vila-Casademunt A, Pérez-Grueso FJS, Pizones J, Pellisé F, Richner-Wunderlin S, Kleinstück FS, Obeid I, Boissiere L, Alanay A, Bagó J

Journal: Spine Deform

Volume, issue, pages: 10(5):1215

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Eur Spine J (2022)
Surgeons' risk perception in ASD surgery: The value of objective risk assessment on decision making and patient counselling

Authors: Pellisé F, Vila-Casademunt A, Núñez-Pereira S, Haddad S, Smith JS, Kelly MP, Alanay A, Shaffrey C, Pizones J, Yilgor Ç, Obeid I, Burton D, Kleinstück F, Fekete T, Bess S, Gupta M, Loibl M, Klineberg EO, Sánchez Pérez-Grueso FJ, Serra-Burriel M, Ames CP; European Spine Study Group, International Spine Study Group

Journal: Eur Spine J

Volume, issue, pages: 31(5):1174-1183

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Eur Spine J (2022)
Impact of radiologic variables on item responses of ODI, SRS22 and SF-36. in adult spinal deformity patients: differential item functioning (DIF) analysis results from a multi-center database

Authors: Kieser DC, Yuksel S, Boissiere L, Yilgor C, Cawley DT, Hayashi K, Alanay A, Kleinstueck FS, Pellise F, Perez-Grueso FJS, Jean-Marc V, Bourghli A, Acaroglu ER, Obeid I; European Spine Study Group

Journal: Eur Spine J

Volume, issue, pages: 31(5):1166-1173

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Int J Spine Surg (2021)
Adult Congenital Spine Deformity: Clinical Features and Motivations for Surgical Treatment

Authors: Pizones J, Moreno-Manzanaro L, Vila-Casademunt A, Fernández-Baíllo N, Sánchez-Márquez J, Talavera G, Obeid I, Alanay A, Kleinstück F, Pellisé F, Perez-Grueso FJS; ESSG (European Spine Study Group)

Journal: Int J Spine Surg

Volume, issue, pages: 15(6):1238-1245

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Eur Spine J (2021)
Compensatory mechanisms recruited against proximal junctional kyphosis by patients instrumented from the thoracolumbar junction to the iliac

Authors: Pizones J, Perez-Grueso FJS, Moreno-Manzanaro L, Escámez F, Yilgor C, Vila-Casademunt A, Fernández-Baíllo N, Sánchez-Márquez JM, Obeid I, Kleinstück F, Alanay A, Pellisé F; ESSG European Spine Study Group

Journal: Eur Spine J

Volume, issue, pages: 31(1):112-122

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Neurospine (2021)
Multiple-Rod Constructs Do Not Reduce Pseudarthrosis and Rod Fracture After Pedicle Subtraction Osteotomy for Adult Spinal Deformity Correction but Improve Quality of Life

Authors: Bourghli A, Boissière L, Kieser D, Larrieu D, Pizones J, Alanay A, Pellise F, Kleinstück F, Obeid I; European Spine Study Group

Journal: Neurospine

Volume, issue, pages: 18(4):816-823

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J Neurosurg Spine (2021)
Quality metrics in adult spinal deformity surgery over the last decade: a combined analysis of the largest prospective multicenter data sets

Authors: Pellisé F, Serra-Burriel M, Vila-Casademunt A, Gum JL, Obeid I, Smith JS, Kleinstück FS, Bess S, Pizones J, Lafage V, Pérez-Grueso FJS, Schwab FJ, Burton DC, Klineberg EO, Shaffrey CI, Alanay A, Ames CP; International Spine Study Group (ISSG) and European Spine Study Group (ESSG)

Journal: J Neurosurg Spine

Volume, issue, pages: 36(2):226-234

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Neurospine (2021)
Obeid-Coronal Malalignment Classification Is Age Related and Independently Associated to Personal Reported Outcome Measurement Scores in the Nonfused Spine

Authors: Kieser DC, Boissiere L, Bourghli A, Hayashi K, Cawley D, Yilgor C, Alanay A, Acaroglu E, Kleinstueck F, Pizones J, Pellise F, Perez-Grueso FJS, Obeid I; European Spine Study Group

Journal: Neurospine

Volume, issue, pages: 18(3):475-480

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Asian Spine J (2021)
The Effect of Discharging Patients with Low Hemoglobin Levels on Hospital Readmission and Quality of Life after Adult Spinal Deformity Surgery

Authors: Nabi V, Ayhan S, Yuksel S, Adhikari P, Vila-Casademunt A, Pellise F, Perez-Grueso FS, Alanay A, Obeid I, Kleinstueck F, Acaroglu E

Journal: Asian Spine J

Volume, issue, pages: 16(2):261-269

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Spine Deform (2021)
Relative pelvic version displays persistent compensatory measures with normalised sagittal vertical axis after deformity correction

Authors: Cawley DT, Boissiere L, Yilgor C, Larrieu D, Fujishiro T, Kieser D, Alanay A, Kleinstück F, Pérez-Grueso FS, Pellisé F, Obeid I; European Spine Study Group (ESSG)

Journal: Spine Deform

Volume, issue, pages: 9(5):1449-1456

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Eur Spine J (2021)
The Impact of Corrective Surgery on Health-Related Quality of Life Subclasses in Adult Scoliosis: Will Degree of Correction Prognosticate Degree of Improvement?

Authors: Cawley DT, Takemoto M, Boissiere L, Larrieu D, Kieser DC, Fujishiro T, Hayashi K, Bourghli A, Yilgor C, Alanay A, Perez Grueso FJ, Pelisse F, Kleinstück F, Vital JM, Obeid I; European Spine Study Group, ESSG

Journal: Eur Spine J

Volume, issue, pages: 30(7):2033-2039

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Eur Spine J (2021)
The dynamics of satisfaction in surgical and non-surgical adult spinal deformity patients

Authors: Núñez-Pereira S, Serra-Burriel M, Vila-Casademunt A, Hayashi K, Haddad S, Pizones J, Kleinstück F, Obeid I, Alanay A, Pellisé F; European Spine Study Group

Journal: Eur Spine J

Volume, issue, pages: 30(5):1235-1246

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World Neurosurg (2021)
Variation of Minimum Clinically Important Difference by Age, Gender, Baseline Disability, and Change of Direction in Adult Spinal Deformity Population: Is It a Constant Value?

Authors: Bahadır S, Yuksel S, Ayhan S, Nabi V, Vila-Casademunt A, Obeid I, Sanchez Perez-Grueso FJ, Acaroglu E; European Spine Study Group

Journal: World Neurosurg

Volume, issue, pages: 146:e1171-e1176

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Eur Spine J (2020)
Prediction of satisfaction after correction surgery for adult spinal deformity: differences between younger and older patients

Authors: Hayashi K, Boissière L, Larrieu D, Bourghli A, Gille O, Vital JM, Guevara-Villazón F, Pellisé F, Pérez-Grueso FJS, Kleinstück F, Acaroglu E, Alanay A, Nakamura H, Obeid I; European Spine Study Group, ESSG

Journal: Eur Spine J

Volume, issue, pages: 29(12):3051-3062

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World Neurosurg (2020)
Decision Analysis in Quest of the Ideal Treatment in Adult Spinal Deformity Adjusted for Minimum Clinically Important Difference

Authors: Acaroglu E, Yuksel S, Ates C, Ayhan S, Bahadir S, Nabi V, Vila-Casademunt A, Sanchez Perez-Grueso FJ, Obeid I; European Spine Study Group

Journal: World Neurosurg

Volume, issue, pages: 142:e278-e289

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Spine (2020)
Clinical Performance and Concurrent Validity of the Adult Spinal Deformity Surgical Decision-making Score

Authors: Fujishiro T, Boissière L, Cawley DT, Larrieu D, Gille O, Vital JM, Pellisé F, Pérez-Grueso FJS, Kleinstück F, Acaroglu E, Alanay A, Obeid I; European Spine Study Group, ESSG

Journal: Spine

Volume, issue, pages: 45(14):E847-E855

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Spine Deform (2020)
Ideal Sagittal Profile Restoration and Ideal Lumbar Apex Positioning Play an Important Role in Postoperative Mechanical Complications After a Lumbar PSO

Authors: Javier Pizones, Francisco Javier Sánchez Perez-Grueso, Lucía Moreno-Manzanaro, Alba Vila-Casademunt, Louis Boissiere, Caglar Yilgor, Nicomedes Fernández-Baíllo, José Miguel Sánchez-Márquez, Gloria Talavera, Frank Kleinstück, Emre R Acaroglu, Ahmet Alanay, Ferran Pellisé, Ibrahim Obeid, European Spine Study Group

Journal: Spine Deform

Volume, issue, pages: 8(3):491-498

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Eur Spine J (2020)
Effect of Lumbar Pedicle Subtraction Osteotomy Level on Lordosis Distribution and Shape

Authors: Javier Pizones, Lucía Moreno-Manzanaro, Francisco Javier Sánchez Perez-Grueso, Alba Vila-Casademunt, Caglar Yilgor, Louis Boissiere, Ahmet Alanay, Frank Kleinstück, Emre R Acaroglu, Ferran Pellisé, Ibrahim Obeid, ESSG European Spine Study Group

Journal: Eur Spine J

Volume, issue, pages: 29(6):1388-1396

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Eur Spine J (2020)
What level of symptoms are patients with adult spinal deformity prepared to live with? A cross-sectional analysis of the 12-month follow-up data from 1043 patients

Authors: Mannion AF, Loibl M, Bago J, Vila-Casademunt A, Richner-Wunderlin S, Fekete TF, Haschtmann D, Jeszenszky D, Pellisé F, Alanay A, Obeid I, Pérez-Grueso FS, Kleinstück FS; European Spine Study Group (ESSG)

Journal: Eur Spine J

Volume, issue, pages: 29(6):1340-1352

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J Spine Surg (2019)
The effect of increasing body mass index on the pain and function of patients with adult spinal deformity

Authors: David Christopher Kieser, Michael Charles Wyatt, Louis Boissiere, Kazunori Hayashi, Derek Thomas Cawley, Caglar Yilgor, Daniel Larrieu, Takashi Fujishiro, Ahmet Alanay, Emre Acaroglu, Frank Kleinstueck, Ferran Pellisé, Francisco Javier Sánchez Perez-Grueso, Anouar Bourghli, Jean-Marc Vital, Olivier Gille, Ibrahim Obeid, European Spine Study Group

Journal: J Spine Surg

Volume, issue, pages: 5(4):535-540

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Eur Spine J (2019)
Mental health status and sagittal spinopelvic alignment correlate with self-image in patients with adult spinal deformity before and after corrective surgery.

Authors: Hayashi K, Boissière L, Guevara-Villazón F, Larrieu D, Bourghli A, Gille O, Vital JM, Pellisé F, Pérez-Grueso FJS, Kleinstück F, Acaroğlu E, Alanay A, Nakamura H, Obeid I; European Spine Study Group, ESSG.

Journal: Eur Spine J

Volume, issue, pages: 29(1):63-72

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Eur Spine J (2019)
Restoring the ideal Roussouly sagittal profile in adult scoliosis surgery decreases the risk of mechanical complications.

Authors: Pizones J, Moreno-Manzanaro L, Sánchez Pérez-Grueso FJ, Vila-Casademunt A, Yilgor C, Obeid I, Alanay A, Kleinstück F, Acaroglu ER, Pellisé F; ESSG European Spine Study Group.

Journal: Eur Spine J

Volume, issue, pages: 29(1):54-62

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Eur Spine J (2019)
Development of predictive models for all individual questions of SRS-22R after adult spinal deformity surgery: a step toward individualized medicine.

Authors: Ames CP, Smith JS, Pellisé F, Kelly M, Gum JL, Alanay A, Acaroğlu E, Pérez-Grueso FJS, Kleinstück FS, Obeid I, Vila-Casademunt A, Shaffrey CI Jr, Burton DC, Lafage V, Schwab FJ, Shaffrey CI Sr, Bess S, Serra-Burriel M; European Spine Study Group; International Spine Study Group.

Journal: Eur Spine J

Volume, issue, pages: 28(9):1998-2011

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Spine (2019)
Utilization of Predictive Modeling to Determine Episode of Care Costs and to Accurately Identify Catastrophic Cost Non-warranty Outlier Patients in Adult Spinal Deformity Surgery: A Step Toward Bundled Payments and Risk Sharing.

Authors: Ames CP, Smith JS, Gum JL, Kelly M, Vila-Casademunt A, Burton DC, Hostin R, Yeramaneni S, Lafage V, Schwab FJ, Shaffrey CI, Bess S, Pellisé F, Serra-Burriel M; European Spine Study Group and International Spine Study Group.

Journal: Spine

Volume, issue, pages: 45(5):p E252-E265

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Eur Spine J (2019)
Opioids and analgesics use after adult spinal deformity surgery correlates with sagittal alignment and preoperative analgesic pattern.

Authors: Bourghli A, Boissiere L, Larrieu D, Kaissar F, Cawley D, Fujishiro T, Kieser D, Gille O, Vital JM, Alanay A, Pellisé F, Acaroglu E, Perez-Grueso FJ, Kleinstück F, Obeid I; European Spine Study Group.

Journal: Eur Spine J

Volume, issue, pages: 29(1):73-84

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Eur Spine J (2019)
Impact of resolved early major complications on 2-year follow-up outcome following adult spinal deformity surgery.

Authors: Núñez-Pereira S, Pellisé F, Vila-Casademunt A, Alanay A, Acaraglou E, Obeid I, Sánchez Pérez-Grueso FJ, Kleinstück F; ESSG European Spine Study Group.

Journal: Eur Spine J

Volume, issue, pages: 28(9):2208-2215

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Int J Spine Surg (2019)
Adult Spinal Deformity Over 70 Years of Age: A 2-Year Follow-Up Study.

Authors: Karabulut C, Ayhan S, Yuksel S, Nabiyev V, Vila-Casademunt A, Pellise F, Alanay A, Perez-Grueso FJS, Kleinstuck F, Obeid I, Acaroglu E; European Spine Study Group

Journal: Int J Spine Surg

Volume, issue, pages: 13(4):336-344

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Spine (2019)
Development of Deployable Predictive Models for Minimal Clinically Important Difference Achievement Across the Commonly Used Health-related Quality of Life Instruments in Adult Spinal Deformity Surgery.

Authors: Ames CP, Smith JS, Pellisé F, Kelly MP, Gum JL, Alanay A, Acaroğlu E, Pérez-Grueso FJS, Kleinstück FS, Obeid I, Vila-Casademunt A, Burton DC, Lafage V, Schwab FJ, Shaffrey CI, Bess S, Serra-Burriel M; European Spine Study Group, International Spine Study Group.

Journal: Spine

Volume, issue, pages: 44(16):1144-1153

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Eur Spine J (2019)
Adult spinal deformity surgical decision-making score. Part 2: development and validation of a scoring system to guide the selection of treatment modalities for patients above 40 years with adult spinal deformity.

Authors: Fujishiro T, Boissière L, Cawley DT, Larrieu D, Gille O, Vital JM, Pellisé F, Pérez-Grueso FJS, Kleinstück F, Acaroglu E, Alanay A, Obeid I; European Spine Study Group, ESSG.

Journal: Eur Spine J

Volume, issue, pages: 29(1):45-53

View Manuscript

Spine (2019)
Artificial Intelligence Based Hierarchical Clustering of Patient Types and Intervention Categories in Adult Spinal Deformity Surgery: Towards a New Classification Scheme that Predicts Quality and Value.

Authors: Ames CP, Smith JS, Pellisé F, Kelly M, Alanay A, Acaroğlu E, Pérez-Grueso FJS, Kleinstück F, Obeid I, Vila-Casademunt A, Shaffrey CI Jr, Burton D, Lafage V, Schwab F, Shaffrey CI Sr, Bess S, Serra-Burriel M; European Spine Study Group, International Spine Study Group.

Journal: Spine

Volume, issue, pages: 1;44(13):915-926

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Eur Spine J (2019)
Adult spinal deformity surgical decision-making score : Part 1: development and validation of a scoring system to guide the selection of treatment modalities for patients below 40 years with adult spinal deformity.

Authors: Fujishiro T, Boissière L, Cawley DT, Larrieu D, Gille O, Vital JM, Pellisé F, Pérez-Grueso FJS, Kleinstück F, Acaroglu E, Alanay A, Obeid I; European Spine Study Group, ESSG.

Journal: Eur Spine J

Volume, issue, pages: 28(7):1652-1660

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J Neurosurg Spine (2019)
Development and validation of risk stratification models for adult spinal deformity surgery.

Authors: Pellisé F, Serra-Burriel M, Smith JS, Haddad S, Kelly MP, Vila-Casademunt A, Sánchez Pérez-Grueso FJ, Bess S, Gum JL, Burton DC, Acaroğlu E, Kleinstück F, Lafage V, Obeid I, Schwab F, Shaffrey CI, Alanay A, Ames C; International Spine Study Group; European Spine Study Group

Journal: J Neurosurg Spine

Volume, issue, pages: 31(4):587-599

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J Neurosurg Spine (2019)
Factors influencing patient satisfaction after adult scoliosis and spinal deformity surgery.

Authors: Hayashi K, Boissière L, Guevara-Villazón F, Larrieu D, Núñez-Pereira S, Bourghli A, Gille O, Vital JM, Pellisé F, Sánchez Pérez-Grueso FJ, Kleinstück F, Acaroğlu E, Alanay A, Obeid I.

Journal: J Neurosurg Spine

Volume, issue, pages: 31(3):408-417

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Spine Deform (2019)
Validation of a Simplified SRS-Schwab Classification Using a Sagittal Modifier.

Authors: Kieser DC, Boissiere L, Cawley DT, Larrieu D, Yilgor C, Takemoto M, Yoshida G, Alanay A, Acaroglu E, Kleinstück F, Pellisé F, Perez-Grueso FJS, Vital JM, Obeid I; European Spine Study Group (ESSG).

Journal: Spine Deform

Volume, issue, pages: 7(3):467-471

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J Neurosurg Spine (2019)
Factors influencing patient satisfaction after adult scoliosis and spinal deformity surgery.

Journal: J Neurosurg Spine

Volume, issue, pages: 31(3):408-417.

View Manuscript

Spine (2019)
Impact of Adult Scoliosis on Roussouly Sagittal Shape Classification.

Authors: Pizones J, Martin MB, Perez-Grueso FJS, Yilgor C, Vila-Casademunt A, Serra-Burriel M, Obeid I, Alanay A, Acaroglu ER, Pellisé F; ESSG European Spine Study Group.

Journal: Spine

Volume, issue, pages: 44(4):270-279.

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Spine J (2019)
Minimum clinically important difference of the health-related quality of life scales in adult spinal deformity calculated by latent class analysis: is it appropriate to use the same values for surgical and nonsurgical patients?

Authors: Yuksel S, Ayhan S, Nabiyev V, Domingo-Sabat M, Vila-Casademunt A, Obeid I, Perez-Grueso FS, Acaroglu E; European Spine Study Group (ESSG).

Journal: Spine J

Volume, issue, pages: 19(1):71-78

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Eur Spine J (2019)
Factors associated with having an indication for surgery in adult spinal deformity: an international european multicentre study.

Authors: Richner-Wunderlin S, Mannion AF, Vila-Casademunt A, Pellise F, Serra-Burriel M, Seifert B, Aghayev E, Acaroglu E, Alanay A, Pérez-Grueso FJS, Obeid I, Kleinstück F; European Spine Study Group (ESSG).

Journal: Eur Spine J

Volume, issue, pages: 28(1):127-137

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Global Spine J (2018)
The Influence of Diagnosis, Age, and Gender on Surgical Outcomes in Patients With Adult Spinal Deformity.

Authors: Ayhan S, Yuksel S, Nabiyev V, Adhikari P, Villa-Casademunt A, Pellise F, Perez-Grueso FS, Alanay A, Obeid I, Kleinstueck F, Acaroglu E; European Spine Study Group.

Journal: Global Spine J

Volume, issue, pages: 8(8):803-809

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Spine Deform (2018)
Radiographic Axial Malalignment is Associated With Pretreatment Patient-Reported Health-Related Quality of Life Measures in Adult Degenerative Scoliosis: Implementation of a Novel Radiographic Software Tool.

Authors: Faraj SSA, Boselie TFM, Vila-Casademunt A, de Kleuver M, Holewijn RM, Obeid I, Acaroglu E, Alanay A, Kleinstück F, Pérez-Grueso FS, Pellisé F; European Spine Study Group.

Journal: Spine Deform

Volume, issue, pages: 6(6):745-752

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Spine J (2018)
Relative pelvic version: an individualized pelvic incidence-based proportional parameter that quantifies pelvic version more precisely than pelvic tilt.

Authors: Yilgor C, Yavuz Y, Sogunmez N, Haddad S, Mannion AF, Abul K, Boissiere L, Obeid I, Kleinstück F, Pérez-Grueso FJS, Acaroglu E, Pellise F, Alanay A; European Spine Study Group (ESSG).

Journal: Spine J

Volume, issue, pages: 18(10):1787-1797

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Eur Spine J (2018)
The impact of deep surgical site infection on surgical outcomes after posterior adult spinal deformity surgery: a matched control study.

Authors: Haddad S, Núñez-Pereira S, Pigrau C, Rodríguez-Pardo D, Vila-Casademunt A, Alanay A, Acaroglu ER, Kleinstueck FS, Obeid I, Perez-Grueso FJS, Pellisé F; European Spine Study Group.

Journal: Eur Spine J

Volume, issue, pages: 27(10):2518-2528

View Manuscript

Spine (2018)
NRS20: Combined Back and Leg Pain Score: A Simple and Effective Assessment of Adult Spinal Deformity.

Authors: Cawley DT, Larrieu D, Fujishiro T, Kieser D, Boissiere L, Acaroglu E, Alanay A, Kleinstück F, Pellisé F, Pérez-Grueso FS, Vital JM, Gille O, Obeid I.

Journal: Spine

Volume, issue, pages: 1;43(17):1184-1192.

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Eur Spine J (2018)
External validation of the adult spinal deformity (ASD) frailty index (ASD-FI).

Authors: Miller EK, Vila-Casademunt A, Neuman BJ, Sciubba DM, Kebaish KM, Smith JS, Alanay A, Acaroglu ER, Kleinstück F, Obeid I, Sánchez Pérez-Grueso FJ, Carreon LY, Schwab FJ, Bess S, Scheer JK, Lafage V, Shaffrey CI, Pellisé F, Ames CP; European Spine Study Group; International Spine Study Group.

Journal: Eur Spine J

Volume, issue, pages: 27(9):2331-2338.

View Manuscript

Eur Spine J (2018)
Decision-making factors in the treatment of adult spinal deformity.

Authors: Fujishiro T, Boissière L, Cawley DT, Larrieu D, Gille O, Vital JM, Pellisé F, Pérez-Grueso FJS, Kleinstück F, Acaroglu E, Alanay A, Obeid I; European Spine Study Group, ESSG.

Journal: Eur Spine J

Volume, issue, pages: 27(9):2312-2321

View Manuscript

Spine (2018)
Impact of Iliac Instrumentation on the Quality of Life of Patients With Adult Spine Deformity.

Authors: Martín-Buitrago MP, Pizones J, Sánchez Pérez-Grueso FJ, Díaz Almirón M, Vila-Casademunt A, Obeid I, Alanay A, Kleinstück F, Acaroglu ER, Pellisé F; ESSG European Spine Study Group.

Journal: Spine

Volume, issue, pages: 1;43(13):913-918

View Manuscript

Spine J (2018)
Impact of early unanticipated revision surgery on health-related quality of life after adult spinal deformity surgery.

Authors: Núñez-Pereira S, Vila-Casademunt A, Domingo-Sàbat M, Bagó J, Acaroglu ER, Alanay A, Obeid I, Sánchez Pérez-Grueso FJ, Kleinstück F, Pellisé F; European Spine Study Group (ESSG).

Journal: Spine J

Volume, issue, pages: 18(6):926-934

View Manuscript

J Neurosurg Spine (2018)
Sagittal radiographic parameters demonstrate weak correlations with pretreatment patient-reported health-related quality of life measures in symptomatic de novo degenerative lumbar scoliosis: a European multicenter analysis.

Authors: Faraj SSA, De Kleuver M, Vila-Casademunt A, Holewijn RM, Obeid I, Acaroğlu E, Alanay A, Kleinstück F, Pérez-Grueso FS, Pellisé F.

Journal: J Neurosurg Spine

Volume, issue, pages: 28(6):573-580

View Manuscript

Acta Orthop Traumatol Turc (2018)
Analysis of factors affecting baseline SF-36 Mental Component Summary in Adult Spinal Deformity and its impact on surgical outcomes.

Authors: Mmopelwa T, Ayhan S, Yuksel S, Nabiyev V, Niyazi A, Pellise F, Alanay A, Sanchez Perez Grueso FJ, Kleinstuck F, Obeid I, Acaroglu E; European Spine Study Group (ESSG).

Journal: Acta Orthop Traumatol Turc

Volume, issue, pages: 2(3):179-184

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Eur Spine J (2018)
Factor analysis of the SRS-22 outcome assessment instrument in patients with adult spinal deformity.

Authors: Mannion AF, Elfering A, Bago J, Pellise F, Vila-Casademunt A, Richner-Wunderlin S, Domingo-Sàbat M, Obeid I, Acaroglu E, Alanay A, Pérez-Grueso FS, Baldus CR, Carreon LY, Bridwell KH, Glassman SD, Kleinstück F; European Spine Study Group (ESSG).

Journal: Eur Spine J

Volume, issue, pages: 27(3):685-699

View Manuscript

Spine J (2018)
The Adult Deformity Surgery Complexity Index (ADSCI): a valid tool to quantify the complexity of posterior adult spinal deformity surgery and predict postoperative complications.

Authors: Pellisé F, Vila-Casademunt A, Núñez-Pereira S, Domingo-Sàbat M, Bagó J, Vidal X, Alanay A, Acaroglu E, Kleinstück F, Obeid I, Pérez-Grueso FJS, Lafage V, Bess S, Ames C, Mannion AF; European Spine Study Group.

Journal: Spine J

Volume, issue, pages: 18(2):216-225

View Manuscript

Neurosurg Focus (2017)
Relative lumbar lordosis and lordosis distribution index: individualized pelvic incidence-based proportional parameters that quantify lumbar lordosis more precisely than the concept of pelvic incidence minus lumbar lordosis.

Authors: Yilgor C, Sogunmez N, Yavuz Y, Abul K, Boissiére L, Haddad S, Obeid I, Kleinstück F, Sánchez Pérez-Grueso FJ, Acaroğlu E, Mannion AF, Pellise F, Alanay A; European Spine Study Group.

Journal: Neurosurg Focus

Volume, issue, pages: 43(6):E5

View Manuscript

J Bone Joint Surg Am (2017)
Global Alignment and Proportion (GAP) Score: Development and Validation of a New Method of Analyzing Spinopelvic Alignment to Predict Mechanical Complications After Adult Spinal Deformity Surgery.

Authors: Yilgor C, Sogunmez N, Boissiere L, Yavuz Y, Obeid I, Kleinstück F, Pérez-Grueso FJS, Acaroglu E, Haddad S, Mannion AF, Pellise F, Alanay A; European Spine Study Group (ESSG).

Journal: J Bone Joint Surg Am

Volume, issue, pages: 99(19):1661-1672.

View Manuscript

Eur Spine J (2017)
Are sagittal spinopelvic radiographic parameters significantly associated with quality of life of adult spinal deformity patients? Multivariate linear regression analyses for pre-operative and short-term post-operative health-related quality of life.

Authors: Takemoto M, Boissière L, Vital JM, Pellisé F, Perez-Grueso FJS, Kleinstück F, Acaroglu ER, Alanay A, Obeid I.

Journal: Eur Spine J

Volume, issue, pages: 26(8):2176-2186

View Manuscript

Eur Spine J (2017)
Lack of improvement in health-related quality of life (HRQOL) scores 6 months after surgery for adult spinal deformity (ASD) predicts high revision rate in the second postoperative year.

Authors: Bourghli A, Boissiere L, Larrieu D, Vital JM, Yilgor C, Pellisé F, Alanay A, Acaroglu E, Perez-Grueso FJ, Kleinstück F, Obeid I; European Spine Study Group.

Journal: Eur Spine J

Volume, issue, pages: 26(8):2160-2166.

View Manuscript

Acta Orthop Traumatol Turc (2017)
Decision analysis to identify the ideal treatment for adult spinal deformity: What is the impact of complications on treatment outcomes?

Authors: Acaroglu E, Guler UO, Cetinyurek-Yavuz A, Yuksel S, Yavuz Y, Ayhan S, Domingo-Sabat M, Pellise F, Alanay A, Perez Grueso FS, Kleinstück F, Obeid I; European Spine Study Group.

Journal: Acta Orthop Traumatol Turc

Volume, issue, pages: 51(3):181-190

View Manuscript

Spine J (2017)
Global tilt and lumbar lordosis index: two parameters correlating with health-related quality of life scores- but how do they truly impact disability?

Authors: Boissière L, Takemoto M, Bourghli A, Vital JM, Pellisé F, Alanay A, Yilgor C, Acaroglu E, Perez-Grueso FJ, Kleinstück F, Obeid I; European Spine Study Group (ESSG).

Journal: Spine J

Volume, issue, pages: 17(4):480-488

View Manuscript

EFORT Open Rev (2017)
Decision-making in the treatment of adult spinal deformity.

Authors: Acaroglu E, European Spine Study Group

Journal: EFORT Open Rev

Volume, issue, pages: 13;1(5):167-176

View Manuscript

Spine (2017)
Advantages and Disadvantages of Adult Spinal Deformity Surgery and Its Impact on Health-Related Quality of Life.

Authors: Yoshida G, Boissiere L, Larrieu D, Bourghli A, Vital JM, Gille O, Pointillart V, Challier V, Mariey R, Pellisé F, Vila-Casademunt A, Perez-Grueso FJ, Alanay A, Acaroglu E, Kleinstück F, Obeid I; ESSG, European Spine Study Group.

Journal: Spine

Volume, issue, pages: 15;42(6):411-419

View Manuscript

Spine (2017)
Function and Clinical Symptoms are the Main Factors that Motivate Thoracolumbar Adult Scoliosis Patients to Pursue Surgery.

Authors: Pizones J, Pérez Martin-Buitrago M, Perez-Grueso FJ, Vila-Casademunt A, Alanay A, Obeid I, Kleinstück F, Acaroglu ER, Pellisé F; ESSG European Spine Study Group.

Journal: Spine

Volume, issue, pages: 42(1):E31-E36

View Manuscript

Turk Neurosurg (2017)
Does Surgery for Adult Spinal Deformity Affect the Cognitive Abilities in Patients over 50 Years of Age?

Authors: Nabiyev V, Ayhan S, Yuksel S, Niyazi A, Mmopelwa T, Domingo-Sabat M, Vila-Casademunt A, Pellise F, Alanay A, Perez-Grueso F, Kleinstuck F, Obeid I, Acaroglu E; European Spine Study Group (ESSG).

Journal: Turk Neurosurg

Volume, issue, pages: 27(5):779-784

View Manuscript

Eur Spine J (2016)
Global tilt: a single parameter incorporating spinal and pelvic sagittal parameters and least affected by patient positioning.

Authors: Obeid I, Boissière L, Yilgor C, Larrieu D, Pellisé F, Alanay A, Acaroglu E, Perez-Grueso FJ, Kleinstück F, Vital JM, Bourghli A; European Spine Study Group, ESSG.

Journal: Eur Spine J

Volume, issue, pages: 25(11):3644-3649

View Manuscript

Spine Deform (2016)
Untreated Thoracic Curve in Adult Idiopathic Scoliosis: What Are Patients' Concerns?

Authors: Pizones J, Martin-Buitrago MP, Sánchez Perez-Grueso FJ, Pellisé F, Alanay A, Obeid I, Kleinstück F, Acaroglu ER; ESSG European Spine Study Group.

Journal: Spine Deform

Volume, issue, pages: 4(6):439-445

View Manuscript

Eur Spine J (2016)
The Core Outcome Measures Index (COMI) is a responsive instrument for assessing the outcome of treatment for adult spinal deformity.

Authors: Mannion AF, Vila-Casademunt A, Domingo-Sàbat M, Wunderlin S, Pellisé F, Bago J, Acaroglu E, Alanay A, Pérez-Grueso FS, Obeid I, Kleinstück FS; European Spine Study Group (ESSG).

Journal: Eur Spine J

Volume, issue, pages: 25(8):2638-48

View Manuscript

Eur Spine J (2016)
Analysis of the reliability of surgeons' ability to differentiate between idiopathic and degenerative spinal deformity in adults radiologically. What descriptive parameters help them decide?

Authors: Guler UO, Yuksel S, Yakici S, Domingo-Sabat M, Pellise F, Pérez-Grueso FJ, Obeid I, Alanay A, Kleinstück F, Acaroglu E; European Spine Study Group.

Journal: Eur Spine J

Volume, issue, pages: 25(8):2401-7

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Eur Spine J (2016)
Safety and efficacy of osteotomies in adult spinal deformity: what happens in the first year?

Authors: Ayhan S, Aykac B, Yuksel S, Guler UO, Pellise F, Alanay A, Perez-Grueso FJ, Acaroglu E; ESSG European Spine Study Group.

Journal: Eur Spine J

Volume, issue, pages: 25(8):2471-9

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Eur Spine J (2016)
A decision analysis to identify the ideal treatment for adult spinal deformity: is surgery better than non-surgical treatment in improving health-related quality of life and decreasing the disease burden?

Authors: Acaroglu E, Yavuz AC, Guler UO, Yuksel S, Yavuz Y, Domingo-Sabat M, Pellise F, Alanay A, Perez Grueso FS, Kleinstück F, Obeid I; European Spine Study Group.

Journal: Eur Spine J

Volume, issue, pages: 25(8):2390-400

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Eur Spine J (2016)
Sagittal malalignment has a significant association with postoperative leg pain in adult spinal deformity patients.

Authors: Takemoto M, Boissière L, Novoa F, Vital JM, Pellisé F, Pérez-Grueso FJ, Kleinstück F, Acaroglu ER, Alanay A, Obeid I, Obeid I; European Spine Study Group, ESSG.

Journal: Eur Spine J

Volume, issue, pages: 25(8):2442-51

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Acta Orthop Traumatol Turc (2016)
Adult spinal deformity: a very heterogeneous population of patients with different needs.

Authors: Acaroğlu RE, Dede Ö, Pellisé F, Güler ÜO, Domingo-Sàbat M, Alanay A, Pérez-Grueso FS; European Spine Study Group.

Journal: Acta Orthop Traumatol Turc

Volume, issue, pages: 50(1):57-62

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Spine Deform (2015)
Multiple Regression Analysis of Factors Affecting Health-Related Quality of Life in Adult Spinal Deformity.

Authors: Acaroglu E, Guler UO, Olgun ZD, Yavuz Y, Pellise F, Domingo-Sabat M, Yakici S, Alanay A, Perez-Grueso FS, Yavuz Y; European Spine Study Group.

Journal: Spine Deform

Volume, issue, pages: 3(4):360-366

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Eur Spine J (2015)
Sagittal alignment of cervical spine in adult idiopathic scoliosis.

Authors: Aykac B, Ayhan S, Yuksel S, Guler UO, Pellise F, Alanay A, Perez-Grueso FJ, Acaroglu E; ESSG European Spine Study Group.

Journal: Eur Spine J

Volume, issue, pages: 24(6):1175-82

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Eur Spine J (2015)
Sacropelvic fixation in adult spinal deformity (ASD); a very high rate of mechanical failure.

Authors: Guler UO, Cetin E, Yaman O, Pellise F, Casademut AV, Sabat MD, Alanay A, Grueso FS, Acaroglu E; European Spine Study Group.

Journal: Eur Spine J

Volume, issue, pages: 24(5):1085-91

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Spine (2015)
The reliability of sagittal pelvic parameters: the effect of lumbosacral instrumentation and measurement experience.

Authors: Vila-Casademunt A, Pellisé F, Acaroglu E, Pérez-Grueso FJ, Martín-Buitrago MP, Sanli T, Yakici S, de Frutos AG, Matamalas A, Sánchez-Márquez JM, Obeid I, Yaman O, Bagó J; ESSG, European Spine Study Group.

Journal: Spine

Volume, issue, pages: 15;40(4):E253-8

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Eur Spine J (2015)
Impact on health related quality of life of adult spinal deformity (ASD) compared with other chronic conditions.

Authors: Pellisé F, Vila-Casademunt A, Ferrer M, Domingo-Sàbat M, Bagó J, Pérez-Grueso FJ, Alanay A, Mannion AF, Acaroglu E; European Spine Study Group, ESSG.

Journal: Eur Spine J

Volume, issue, pages: 24(1):3-11

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Eur J Orthop Surg Traumatol (2014)
Posterior thoracic osteotomies.

Authors: Pellisé F, Vila-Casademunt A; European Spine Study Group (ESSG).

Journal: Eur J Orthop Surg Traumatol

Volume, issue, pages: 24 Suppl 1:S39-48

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