B. Moal, F. Schwab, C. Ames, J. Smith, D. Ryan et al., International Spine Study Group. Radiographic Outcomes of Adult Spinal Deformity Correction : A Critical Analysis of Variability and Failures Across Deformity Patterns. Spine Deformity, pp.2014-85

B. Moal, J. G. Raya, E. Jolivet, F. Schwab, B. Blondel et al., Validation of 3D spino-pelvic muscle reconstructions based on dedicated MRI sequences for fat-water quantification. Irbm, pp.11-115, 2013.
URL : https://hal.archives-ouvertes.fr/hal-01088726

B. Moal, V. Lafage, J. Smith, C. Ames, G. Mundis et al., International Spine Study Group. Clinical Improvement Through Surgery for Adult Spinal Deformity: What Can Be Expected And Who Is Likely to Benefit Most?, p.69

B. Moal, V. Lafage, S. Maier, S. Liu, V. Challier et al., Discrepancies in preoperative planning and operative execution in the correction of sagittal spinal deformities, p.98

B. Moal, N. Bronsard, J. G. Raya, J. M. Vital, F. Schwab et al., Preliminary results on quantitative volume and fat infiltration of spino-pelvic musculature in adults with spinal deformity, p.115

B. Moal, W. Skalli, J. G. Raya, N. Bronsard, J. M. Vital et al., Muscular volume and fat-water distribution estimation for spino-pelvic groups of muscles: MRI Axial sections of interest, Computer Methods in Biomechanics and Biomedical Engineering: Imaging & Visualization Journal, p.147

B. Moal, N. Bronsard, J. Terran, J. G. Raya, T. Protopsaltis et al., Muscular Volume and Fat Infiltration Parameters of the Spino-Pelvic Complex Correlate with HRQOL and Skeletal Malalignment in Adult Spinal Deformity. International Meeting for Advanced Spine Technique IMAST, Vancouvert, 2013.

B. Moal, V. Lafage, J. Smith, C. Ames, P. Mummaneni et al., Clinical Improvement Through Surgery for Adult Spinal Deformity (ASD): What Can Be Expected and Who is Likely to Benefit Most?, The Spine Journal, vol.12, issue.9, pp.5-8, 2012.
DOI : 10.1016/j.spinee.2012.08.395

B. Moal, F. Schwab, C. Ames, J. Smith, J. Terran et al., Clinical Improvement Through Surgery for Adult Spinal Deformity (ASD): What Can Be Expected and Who is Likely to Benefit Most?, The Spine Journal, vol.12, issue.9, 2013.
DOI : 10.1016/j.spinee.2012.08.395

B. Moal, V. Lafage, S. Maier, S. Liu, V. Challier et al., Discrepancies in Preoperative Planning and Operative Execution in the Correction of Sagittal Spinal Deformities. International Meeting for Advanced Spine Technique IMAST, 2014.

B. Moal, F. Schwab, C. Ames, J. Smith, P. Mummaneni et al., Radiographic Outcomes of Spinal Deformity Correction in Adult Patients: A Critical Analysis of Variability and Failures Across Deformity Patterns. International Meeting for Advanced Spine Technique IMAST, 2012.

B. Moal, F. Schwab, J. G. Raya, B. Blondel, E. Jolivet et al., Quantitative analysis of key muscles of the thoraco-lumbar spino-pelvic complex: 3D geometry and homogeneity a. Spineweek, ) c. International Meeting for Advanced Spine Technique IMAST, pp.168-188, 2012.

C. Ames, J. Smith, J. Scheer, C. Shaffrey, V. Lafage et al., the International Spine Study Group. A standardized nomenclature for cervical spine soft-tissue release and osteotomy for deformity correction, Journal of Neurosurgery Spine, 2013.

J. Smith, E. Klineberg, F. Schwab, C. Shaffrey, B. Moal et al., International Spine Study Group. Change in Classification Grade by the SRS-Schwab Adult Spinal Deformity Classification Predicts Impact on Health-Related Quality of Life Measures: Prospective Analysis of Operative and Non-operative Treatment, Spine, 2013.

B. Blondel, V. Pomero, B. Moal, V. Lafage, J. Jouve et al., Sagittal spine posture assessment: Feasibility of a protocol based on intersegmental moments, Orthopaedics & Traumatology: Surgery & Research, vol.98, issue.1, pp.109-122, 2012.
DOI : 10.1016/j.otsr.2011.12.001

URL : https://hal.archives-ouvertes.fr/hal-00985058

B. Blondel, F. Schwab, A. Patel, J. Demakakos, B. Moal et al., Sacro-femoral-pubic angle: a coronal parameter to estimate pelvic tilt, European Spine Journal, vol.17, issue.4, 2011.
DOI : 10.1007/s00586-011-2061-6

C. Zhang, B. Moal, G. Dubois, N. Bronsard, J. Raya et al., Comparison of two MRI sequences for subject-specific 3D thigh muscle reconstruction, Computer Methods in Biomechanics and Biomedical Engineering, vol.17, issue.sup1, pp.136-143, 2014.
DOI : 10.1007/s11517-009-0466-8

V. Lafage, J. Smith, F. Schwab, B. Moal, E. Klineberg et al., Likelihood of Reaching Minimal Clinically Important Difference in Health-Related Quality of Life Measures: Prospective Analysis of Operative and Nonoperative Treatment of Adult Spinal Deformity, The Spine Journal, vol.12, issue.9, 2012.
DOI : 10.1016/j.spinee.2012.08.069

J. Smith, E. Klineberg, F. Schwab, C. Shaffrey, B. Moal et al., Change in Classification Grade by the Schwab-SRS Adult Spinal Deformity (ASD) Classification Predicts Impact on Health Related Quality of Life (HRQOL) Measures: Prospective Analysis of Operative and Nonoperative Treatment, Spine Research Society (SRS), pp.5-8, 2012.

V. Lafage, F. Schwab, C. Ames, B. Moal, R. Hostin et al., Prevalence and Risk Factors for Proximal Junctional Kyphosis Following Realignment Surgery by Pedicle Subtraction Osteotomy: A Multicenter Review, International Meeting for Advanced Spine Technique (IMAST), 2012.
DOI : 10.1016/j.spinee.2012.08.068

B. Blondel, F. Schwab, C. Ames, L. Huec, J. Smith et al., The Crucial Role of Cervical Alignment in Regulating Sagittal Spino-Pelvic Alignment in Human Standing Posture, International Meeting for Advanced Spine Technique (IMAST), 2012.

B. Blondel, V. Pomero, B. Moal, V. Lafage, J. Jouve et al., Postural spinal balance defined by moment in a segmental model, Lisbon), pp.1-4, 2012.

B. Blondel, F. Schwab, E. Chay, J. Demakakos, B. Moal et al., The comprehensive anatomical spinal osteotomy classification. Spineweek, 2012.

B. Moal, F. Schwab, B. Blondel, J. Demakakos, J. Smith et al., Limited benefit of the coronal cobb angle correction in the setting of adult spinal deformity: A health related quality of life assessment on two year outcomes. Spineweek, 2012.

B. Blondel, F. Schwab, B. Moal, R. Hostin, C. Shaffrey et al., Combined assessment of pelvic tilt, pelvic incidence/ lumbar lordosis mismatch and sagittal vertical axis predicts disability in adult spinal deformity: A prospective analysis. Spineweek, 2012.

B. Blondel, F. Schwab, B. Ungar, B. Moal, J. Smith et al., Impact of the magnitude and percentage global sagittal plane correction on health related quality of life at 2 years follow-up. Spineweek, 2012.

B. Moal, F. Schwab, J. Smith, K. Bridwell, B. Blondel et al., Coronal Cobb Angle Correction in the Setting of Adult Spinal Deformity: a Health Related Quality of Life Assessment on Two Year Outcomes, International Society for the Advancement of Spine Surgery (ISASS), pp.20-24, 2012.

B. Moal, B. Blondel, F. Schwab, S. Bess, C. Ames et al., International Spine Study Group. Posterior global malalignment after osteotomy for sagittal plane deformity, International Society for the Advancement of Spine Surgery (ISASS), pp.20-24, 2012.

B. Blondel, F. Schwab, B. Moal, R. Hostin, C. Shaffrey et al., Evaluation combinée de paramètres spino-pelviens dans la prédiction du handicap chez l'adulte atteint de déformation rachidienne : résultats d'une analyse prospective, 2011.
DOI : 10.1016/j.rcot.2011.08.089

B. Blondel, V. Pomero, B. Moal, V. Lafage, J. Jouve et al., Approche biomécanique de la posture dans la prise en charge des pathologies rachidiennes : résultats préliminaires d'un protocole caractérisant les moments articulaires, Société Francaise de Chirurgie du Rachis (SFCR), 2011.

D. Pérennou, C. Marcelli, and C. Hérisson, Epidemiologic Aspects in a Low-Back Pain Population, Spine, vol.19, issue.Supplement, pp.123-131, 1976.
DOI : 10.1097/00007632-199401001-00001

J. Kostuik and J. Bentivoglio, The incidence of low-back pain in adult scoliosis. Spine (Phila Pa 1976) n.d, pp.268-73

K. Kebaish, P. Neubauer, and G. Voros, Scoliosis in Adults Aged Forty Years and Older, Spine, vol.36, issue.9, pp.731-737, 1976.
DOI : 10.1097/BRS.0b013e3181e9f120

F. Schwab, A. Dubey, and M. Pagala, Adult Scoliosis: A Health Assessment Analysis by SF-36, Spine, vol.28, issue.6, pp.602-608, 1976.
DOI : 10.1097/01.BRS.0000049924.94414.BB

S. Bess, G. F. Kai-ming, and V. Lafage, Disease State Correlates for Pain and Disability in Adult Spinal Deformity (ASD); Assessment Guidelines for Health Care Providers. North Am Risk-benefit assessment of surgery for adult scoliosis: an analysis based on patient age, New Orleans. [6], pp.817-841, 1976.

J. Smith, C. Shaffrey, and S. Berven, Operative Versus Nonoperative Treatment of Leg Pain in Adults With Scoliosis, Spine, vol.34, issue.16, pp.1693-1701, 1976.
DOI : 10.1097/BRS.0b013e3181ac5fcd

J. Smith, C. Shaffrey, and S. Berven, IMPROVEMENT OF BACK PAIN WITH OPERATIVE AND NONOPERATIVE TREATMENT IN ADULTS WITH SCOLIOSIS, Neurosurgery, vol.65, issue.1, pp.86-93, 2009.
DOI : 10.1227/01.NEU.0000347005.35282.6C

K. Bridwell, S. Glassman, and W. Horton, Does Treatment (Nonoperative and Operative) Improve the Two-Year Quality of Life in Patients With Adult Symptomatic Lumbar Scoliosis, Spine, vol.34, issue.20, pp.2171-2179, 1976.
DOI : 10.1097/BRS.0b013e3181a8fdc8

K. Bridwell, C. Baldus, and S. Berven, Changes in Radiographic and Clinical Outcomes With Primary Treatment Adult Spinal Deformity Surgeries From Two Years to Three- to Five-Years Follow-up, Spine, vol.35, issue.20, pp.1849-54, 1976.
DOI : 10.1097/BRS.0b013e3181efa06a

K. Fu, S. Bess, and C. Shaffrey, Patients With Adult Spinal Deformity Treated Operatively Report Greater Baseline Pain and Disability Than Patients Treated Nonoperatively; However, Deformities Differ Between Age Groups, Spine, vol.39, issue.17, 1976.
DOI : 10.1097/BRS.0000000000000414

S. Liu, F. Schwab, and J. Smith, Likelihood of reaching minimal clinically important difference in adult spinal deformity: a comparison of operative and nonoperative treatment, Ochsner J, vol.14, pp.67-77, 2014.

S. Glassman, S. Berven, and K. Bridwell, Correlation of Radiographic Parameters and Clinical Symptoms in Adult Scoliosis, Spine, vol.30, issue.6, pp.682-690, 1976.
DOI : 10.1097/01.brs.0000155425.04536.f7

F. Schwab, B. Blondel, and S. Bess, Radiographical Spinopelvic Parameters and Disability in the Setting of Adult Spinal Deformity, Spine, vol.38, issue.13, pp.803-815, 1976.
DOI : 10.1097/BRS.0b013e318292b7b9

C. Barrey, P. Roussouly, and G. Perrin, Sagittal balance disorders in severe degenerative spine. Can we identify the compensatory mechanisms? Eur Spine, J, vol.20, pp.626-659, 2011.

V. Lafage, F. Schwab, and A. Patel, Pelvic Tilt and Truncal Inclination, Spine, vol.34, issue.17, pp.599-606, 1976.
DOI : 10.1097/BRS.0b013e3181aad219

I. Obeid, O. Hauger, and S. Aunoble, Global analysis of sagittal spinal alignment in major deformities: correlation between lack of lumbar lordosis and flexion of the knee, European Spine Journal, vol.87, issue.S5, pp.681-686, 2011.
DOI : 10.1007/s00586-011-1936-x

B. Blondel, F. Schwab, and B. Ungar, Impact of Magnitude and Percentage of Global Sagittal Plane Correction on Health-Related Quality of Life at 2-Years Follow-Up, Neurosurgery, vol.71, issue.2, pp.341-349, 2012.
DOI : 10.1227/NEU.0b013e31825d20c0

B. Diebo, S. Liu, and V. Lafage, Osteotomies in the treatment of spinal deformities: indications, classification, and surgical planning, European Journal of Orthopaedic Surgery & Traumatology, vol.37, issue.Suppl 6, pp.11-20, 2014.
DOI : 10.1007/s00590-014-1471-7

F. Schwab, B. Blondel, and E. Chay, The Comprehensive Anatomical Spinal Osteotomy Classification, Neurosurgery, vol.74, issue.1, pp.112-132, 2014.
DOI : 10.1227/NEU.0000000000000182o

M. Akbar, J. Terran, and C. Ames, Use of Surgimap Spine in Sagittal Plane Analysis, Osteotomy Planning, and Correction Calculation, Neurosurgery Clinics of North America, vol.24, issue.2, pp.163-72, 2013.
DOI : 10.1016/j.nec.2012.12.007

L. Huec, J. Leijssen, P. Duarte, and M. , Thoracolumbar imbalance analysis for osteotomy planification using a new method: FBI technique, European Spine Journal, vol.5, issue.1, pp.669-80, 2011.
DOI : 10.1007/s00586-011-1935-y

V. Lafage, N. Bharucha, and F. Schwab, Multicenter validation of a formula predicting postoperative spinopelvic alignment, Journal of Neurosurgery: Spine, vol.16, issue.1, pp.15-21, 2012.
DOI : 10.3171/2011.8.SPINE11272

N. Aurouer, I. Obeid, and O. Gille, Computerized preoperative planning for correction of sagittal deformity of the spine, Surgical and Radiologic Anatomy, vol.8, issue.10, pp.781-92, 2009.
DOI : 10.1007/s00276-009-0524-9

J. Vital, Anatomie descriptive et fonctionnelle de l'appareil locomoteur, pp.173-188

J. Legaye, G. Duval-beaupère, and J. Hecquet, Pelvic incidence: a fundamental pelvic parameter for three-dimensional regulation of spinal sagittal curves, European Spine Journal, vol.7, issue.2, pp.99-103, 1998.
DOI : 10.1007/s005860050038

J. Cobb, Outline for the study of scoliosis, Am. Acad. Orthop. Surg. Instr. Course Lect, vol.5, 1948.

G. Duval-beaupère, C. Schmidt, and P. Cosson, A barycentremetric study of the sagittal shape of spine and pelvis: The conditions required for an economic standing position, Annals of Biomedical Engineering, vol.70, issue.Suppl. 2, pp.451-62, 1992.
DOI : 10.1007/BF02368136

P. Roussouly, S. Gollogly, and O. Noseda, The Vertical Projection of the Sum of the Ground Reactive Forces of a Standing Patient Is Not the Same as the C7 Plumb Line, Spine, vol.31, issue.11, pp.320-325, 1976.
DOI : 10.1097/01.brs.0000218263.58642.ff

R. Vialle, N. Levassor, and L. Rillardon, Radiographic Analysis of the Sagittal Alignment and Balance of the Spine in Asymptomatic Subjects, The Journal of Bone & Joint Surgery, vol.87, issue.2, pp.260-267, 2005.
DOI : 10.2106/JBJS.D.02043

D. Gore, S. Sepic, and G. Gardner, Roentgenographic Findings of the Cervical Spine in Asymptomatic People, Spine, vol.11, issue.6, 1976.
DOI : 10.1097/00007632-198607000-00003

P. Stagnara, D. Mauroy, J. Georges, and D. , Reciprocal Angulation of Vertebral Bodies in a Sagittal Plane: Approach to References for the Evaluation of Kyphosis and Lordosis, Spine, vol.7, issue.4, p.335, 1976.
DOI : 10.1097/00007632-198207000-00003

J. During, H. Goudfrooij, and W. Keessen, Postural characteristics of the lower back system in normal and pathologic conditions, Spine, vol.10, 1976.

D. Gelb, L. Lenke, and K. Bridwell, An Analysis of Sagittal Spinal Alignment in 100 Asymptomatic Middle and Older Aged Volunteers, Spine, vol.20, issue.12, pp.1351-1359, 1976.
DOI : 10.1097/00007632-199520120-00005

R. Jackson and C. Hales, Congruent Spinopelvic Alignment on Standing Lateral Radiographs of Adult Volunteers, Spine, vol.25, issue.21, pp.2808-2823, 1976.
DOI : 10.1097/00007632-200011010-00014

G. Vaz, P. Roussouly, and E. Berthonnaud, Sagittal morphology and equilibrium of pelvis and spine, European Spine Journal, vol.11, issue.1, pp.80-87, 2002.
DOI : 10.1007/s005860000224

P. Guigui and G. Morvan, [Evaluation of spinal alignment disorders in adults], J Radiol, vol.83, pp.1143-1150, 2002.

G. Duval-beaupère and J. Legaye, Composante sagittale de la statique rachidienne, Revue du Rhumatisme, vol.71, issue.2, pp.105-124, 2004.
DOI : 10.1016/j.rhum.2003.09.018

P. Roussouly, S. Gollogly, and E. Berthonnaud, Classification of the Normal Variation in the Sagittal Alignment of the Human Lumbar Spine and Pelvis in the Standing Position, Spine, vol.30, issue.3, pp.346-53, 1976.
DOI : 10.1097/01.brs.0000152379.54463.65

F. Schwab, V. Lafage, and R. Boyce, Gravity Line Analysis in Adult Volunteers, Spine, vol.31, issue.25, pp.959-67, 1976.
DOI : 10.1097/01.brs.0000248126.96737.0f

N. Gangnet, R. Dumas, and V. Pomero, Three-Dimensional Spinal and Pelvic Alignment in an Asymptomatic Population, Spine, vol.31, issue.15, pp.507-519, 1976.
DOI : 10.1097/01.brs.0000224533.19359.89

N. Gangnet, V. Pomero, and R. Dumas, Variability of the spine and pelvis location with respect to the gravity line: a three-dimensional stereoradiographic study using a force platform, Surgical and Radiologic Anatomy, vol.25, issue.5-6, pp.424-457, 2003.
DOI : 10.1007/s00276-003-0154-6

J. Mac-thiong, P. Roussouly, and E. Berthonnaud, Sagittal Parameters of Global Spinal Balance, Spine, vol.35, issue.22, pp.1193-1201, 1976.
DOI : 10.1097/BRS.0b013e3181e50808

R. Jackson, M. Peterson, and A. Mcmanus, Compensatory Spinopelvic Balance Over the Hip Axis and Better Reliability in Measuring Lordosis to the Pelvic Radius on Standing Lateral Radiographs of Adult Volunteers and Patients, Spine, vol.23, issue.16, pp.1750-67, 1976.
DOI : 10.1097/00007632-199808150-00008

J. Duval-beaupere and R. H. , Relationship between pelvis and sagittal spinal curves in the standing position, Rachis, vol.5, 1993.

T. Protopsaltis, F. Schwab, and J. Smith, The T1 Pelvic Angle (TPA), a Novel Radiographic Measure of Sagittal Deformity, Accounts for Both Pelvic Retroversion and Truncal Inclination and Correlates Strongly with HRQOL, Scoliosis Res. Soc, p.2013

J. Steffen, I. Obeid, and N. Aurouer, 3D postural balance with regard to gravity line: an evaluation in the transversal plane on 93 patients and 23 asymptomatic volunteers, European Spine Journal, vol.189, issue.5, pp.760-767, 2010.
DOI : 10.1007/s00586-009-1249-5

J. Steffen, Modélisation tridimensionnelle globale du squelette pour l'aide au diagnostic et à la prise en charge thérapeutique des pathologies rachidiennes affectant l ' équilibre postural. Arts et metiers Paristech, 2010.

K. Shea, P. Stevens, and M. Nelson, A Comparison of Manual Versus Computer-Assisted Radiographic Measurement, Spine, vol.23, issue.5, pp.551-556, 1998.
DOI : 10.1097/00007632-199803010-00007

E. Segev, Y. Hemo, and S. Wientroub, Intra- and interobserver reliability analysis of digital radiographic measurements for pediatric orthopedic parameters using a novel PACS integrated computer software program, Journal of Children's Orthopaedics, vol.4, issue.4, pp.331-372, 2010.
DOI : 10.1007/s11832-010-0259-5

S. Srinivasalu, H. Modi, and S. Smehta, Cobb Angle Measurement of Scoliosis Using Computer Measurement of Digitally Acquired Radiographs-Intraobserver and Interobserver Variability, Asian Spine Journal, vol.2, issue.2, pp.90-93, 2008.
DOI : 10.4184/asj.2008.2.2.90

C. Kim, C. Chung, and H. Hong, Validation of a simple computerized tool for measuring spinal and pelvic parameters, Journal of Neurosurgery: Spine, vol.16, issue.2, pp.154-62, 2012.
DOI : 10.3171/2011.10.SPINE11367

S. Champain, K. Benchikh, and . Nogier-a, Validation of new clinical quantitative analysis software applicable in spine orthopaedic studies, European Spine Journal, vol.210, issue.1, pp.982-91, 2006.
DOI : 10.1007/s00586-005-0927-1

L. Rillardon, N. Levassor, and P. Guigui, Validation of a tool to measure pelvic and spinal parameters of sagittal balance, Rev Chir Orthop Reparatrice Appar Mot, vol.89, pp.218-245, 2003.

J. Dubousset, G. Charpak, and I. Dorion, A new 2D and 3D imaging approach to musculoskeletal physiology and pathology with low-dose radiation and the standing position: the EOS system], Bull Acad Natl Med, vol.189, pp.287-97, 2005.

S. Deschênes, G. Charron, and G. Beaudoin, Diagnostic Imaging of Spinal Deformities, Spine, vol.35, issue.9, pp.989-94, 1976.
DOI : 10.1097/BRS.0b013e3181bdcaa4

M. Rousseau, S. Laporte, and E. Chavary-bernier, Reproducibility of Measuring the Shape and Three-Dimensional Position of Cervical Vertebrae in Upright Position Using the EOS Stereoradiography System, Spine, vol.32, issue.23, pp.2569-72, 1976.
DOI : 10.1097/BRS.0b013e318158cba2

L. Humbert, D. Guise, J. Aubert, and B. , 3D reconstruction of the spine from biplanar X-rays using parametric models based on transversal and longitudinal inferences, Medical Engineering & Physics, vol.31, issue.6, pp.681-688, 2009.
DOI : 10.1016/j.medengphy.2009.01.003

. Baudoin-a, W. Skalli, and J. De-guise, Parametric subject-specific model for in vivo 3D reconstruction using bi-planar X-rays: application to the upper femoral extremity, Medical & Biological Engineering & Computing, vol.39, issue.2, pp.799-805, 2008.
DOI : 10.1007/s11517-008-0353-8

Y. Chaibi, Adaptation des methodes de reconstruction 3D rapides par stereoradiographie: Modelisation du membres inferieur et calcul des indices en presence de deformation structurale. Arts et Metiers ParisTech, 2010.

E. Berthonnaud, J. Dimnet, and P. Roussouly, Analysis of the Sagittal Balance of the Spine and Pelvis Using, pp.40-47, 2005.

E. Ascani, P. Bartolozzi, and A. Logroscino, Natural History of Untreated Idiopathic Scoliosis After Skeletal Maturity, Spine, vol.11, issue.8, 1976.
DOI : 10.1097/00007632-198610000-00007

A. Ploumis, E. Transfledt, and F. Denis, Degenerative lumbar scoliosis associated with spinal stenosis, The Spine Journal, vol.7, issue.4, pp.428-464, 2007.
DOI : 10.1016/j.spinee.2006.07.015

P. Basu, H. Elsebaie, and M. Noordeen, Congenital Spinal Deformity, Spine, vol.27, issue.20, pp.2255-2264, 1976.
DOI : 10.1097/00007632-200210150-00014

S. Rajasekaran, The Problem of Deformity in Spinal Tuberculosis, Clinical Orthopaedics and Related Research, vol.398, pp.85-92, 2002.
DOI : 10.1097/00003086-200205000-00012

B. Moal, F. Schwab, and C. Ames, Radiographic Outcomes of Adult Spinal Deformity Correction: A Critical Analysis of Variability and Failures Across Deformity Patterns, Spine Deformity, vol.2, issue.3
DOI : 10.1016/j.jspd.2014.01.003

URL : https://hal.archives-ouvertes.fr/hal-01086753

J. Vital, O. Gille, and M. Coquet, D??formations rachidiennes??: anatomopathologie et histoenzymologie, Revue du Rhumatisme, vol.71, issue.4, pp.262-266, 2004.
DOI : 10.1016/j.rhum.2003.09.021

J. Jagannathan, C. Sansur, and C. Shaffrey, IATROGENIC SPINAL DEFORMITY, Neurosurgery, vol.63, issue.Supplement, pp.104-120, 2008.
DOI : 10.1227/01.NEU.0000320386.08993.BE

J. Jang, S. Lee, and J. Min, Changes in sagittal alignment after restoration of lower lumbar lordosis in patients with degenerative flat back syndrome, Journal of Neurosurgery: Spine, vol.7, issue.4, pp.387-92, 2007.
DOI : 10.3171/SPI-07/10/387

Y. Kim, K. Bridwell, and L. Lenke, Proximal Junctional Kyphosis in Adolescent Idiopathic Scoliosis Following Segmental Posterior Spinal Instrumentation and Fusion, Spine, vol.30, issue.18, pp.2045-50, 1976.
DOI : 10.1097/01.brs.0000179084.45839.ad

M. Ca, J. Wjr, and A. R. , The MOS 36-Item Short-Form Health Survey (SF-36): II. Psychometric and Clinical Tests of Validity in Measuring Physical and Mental Health Constructs, Med Care, vol.31, 1993.

C. Mchorney, J. Ware, R. Lu, and J. , The MOS 36-ltem Short-Form Health Survey (SF-36): III. Tests of Data Quality, Scaling Assumptions, and Reliability Across Diverse Patient Groups, Medical Care, vol.32, issue.1, 1994.
DOI : 10.1097/00005650-199401000-00004

J. Ware and C. Sherbourne, The MOS 36-ltem Short-Form Health Survey (SF-36), Medical Care, vol.30, issue.6, 1992.
DOI : 10.1097/00005650-199206000-00002

W. Jejr, K. M. , and K. Sd, A 12-Item Short-Form Health Survey: Construction of Scales and Preliminary Tests of Reliability and Validity, Med Care, vol.34, 1996.

J. Fairbank and P. Pynsent, The Oswestry Disability Index, Spine, vol.25, issue.22, pp.2940-52, 1976.
DOI : 10.1097/00007632-200011150-00017

J. Fritz and J. Irrgang, A Comparison of a Modified Oswestry Low Back Pain Disability Questionnaire and the Quebec Back Pain Disability Scale, Physical Therapy, vol.81, issue.2, pp.776-88, 2001.
DOI : 10.1093/ptj/81.2.776

T. Haher, J. Gorup, and T. Shin, Results of the Scoliosis Research Society Instrument for Evaluation of Surgical Outcome in Adolescent Idiopathic Scoliosis, Spine, vol.24, issue.14, pp.1435-1475, 1976.
DOI : 10.1097/00007632-199907150-00008

M. Asher, M. Lai, S. Burton, and D. , Further Development and Validation of the Scoliosis Research Society (SRS) Outcomes Instrument, Spine, vol.25, issue.18, pp.2381-2387, 1976.
DOI : 10.1097/00007632-200009150-00018

M. Asher, S. Lai, and R. Glattes, Refinement of the SRS-22 Health-Related Quality of Life Questionnaire Function Domain, Spine, vol.31, issue.5, pp.593-600, 1976.
DOI : 10.1097/01.brs.0000201331.50597.ea

S. Glassman, A. Copay, and S. Berven, Defining Substantial Clinical Benefit Following Lumbar Spine Arthrodesis, The Journal of Bone and Joint Surgery-American Volume, vol.90, issue.9, pp.1839-1886, 2008.
DOI : 10.2106/JBJS.G.01095

S. Parker, S. Mendenhall, and D. Shau, Determination of minimum clinically important difference in pain, disability, and quality of life after extension of fusion for adjacent-segment disease, Journal of Neurosurgery: Spine, vol.16, issue.1, pp.61-68, 2012.
DOI : 10.3171/2011.8.SPINE1194

S. Berven, V. Deviren, and S. Demir-deviren, Minimal clinically important difference in adult spinal deformity: How much change is significant? Int, Meet. Adv. Spine Tech, 2005.

C. Baldus, K. Bridwell, and J. Harrast, The Scoliosis Research Society Health-Related Quality Of Life (SRS-30) Age???Gender Normative Data, Spine, vol.36, issue.14, pp.1154-62, 1976.
DOI : 10.1097/BRS.0b013e3181fc8f98

J. Smith, K. Fu, and P. Urban, Neurological symptoms and deficits in adults with scoliosis who present to a surgical clinic: incidence and association with the choice of operative versus nonoperative management, Journal of Neurosurgery: Spine, vol.9, issue.4, pp.326-357, 2008.
DOI : 10.3171/SPI.2008.9.10.326

S. Bess, O. Boachie-adjei, and D. Burton, Pain and Disability Determine Treatment Modality for Older Patients With Adult Scoliosis, While Deformity Guides Treatment for Younger Patients, Spine, vol.34, issue.20, pp.2186-90, 1976.
DOI : 10.1097/BRS.0b013e3181b05146

J. Dubousset, Three-Dimensional analysis of the scoliotic deformity. Pediatr, Spine Princ. Pract, pp.479-95, 1994.

F. Schwab, V. Smith, and M. Biserni, Adult Scoliosis, Spine, vol.27, issue.4, pp.387-92, 1976.
DOI : 10.1097/00007632-200202150-00012

J. Terran, F. Schwab, and C. Shaffrey, The SRS-Schwab Adult Spinal Deformity Classification, Neurosurgery, vol.73, issue.4, pp.559-68, 2013.
DOI : 10.1227/NEU.0000000000000012

S. Glassman, K. Bridwell, and J. Dimar, The Impact of Positive Sagittal Balance in Adult Spinal Deformity, Spine, vol.30, issue.18, pp.2024-2033, 1976.
DOI : 10.1097/01.brs.0000179086.30449.96

L. Boissière, A. Bourghli, and J. Vital, The lumbar lordosis index: a new ratio to detect spinal malalignment with a therapeutic impact for sagittal balance correction decisions in adult scoliosis surgery, European Spine Journal, vol.20, issue.S5, pp.1339-1384, 2013.
DOI : 10.1007/s00586-013-2711-y

L. Huec, J. Aunoble, S. Philippe, and L. , Pelvic parameters: origin and significance, European Spine Journal, vol.35, issue.22, pp.564-71, 2011.
DOI : 10.1007/s00586-011-1940-1

E. Ferrero, B. Liabaud, and V. Challier, Global sagittal alignment analysis including lower extremities: role of pelvic translation and the lower extremities in compensation to spinal deformity, p.2014

J. Smith, E. Klineberg, and F. Schwab, Change in Classification Grade by the SRS-Schwab Adult Spinal Deformity Classification Predicts Impact on Health-Related Quality of Life Measures, Spine, vol.38, issue.19, 1976.
DOI : 10.1097/BRS.0b013e31829ec563

J. Scheer, J. Tang, and J. Smith, Cervical spine alignment, sagittal deformity, and clinical implications, Journal of Neurosurgery: Spine, vol.19, issue.2, pp.141-59, 2013.
DOI : 10.3171/2013.4.SPINE12838

C. Barrey, J. Jund, and O. Noseda, Sagittal balance of the pelvis-spine complex and lumbar degenerative diseases. A comparative study about 85 cases, European Spine Journal, vol.71, issue.9, pp.1459-67, 2007.
DOI : 10.1007/s00586-006-0294-6

P. Rajnics, A. Templier, and W. Skalli, The importance of spinopelvic parameters in patients with lumbar disc lesions, Int Orthop, vol.26, pp.104-112, 2002.

V. Lafage, E. Ferrero, and R. Lafage, Recruitment of Compensatory Mechanisms in Sagittal Spinal Malalignment is Age Dependent: An EOS analysis of Spino-pelvic Mismatch, SRS Scoliosis Res. Soc, p.2014

P. Korovessis, A. Dimas, and P. Iliopoulos, Correlative Analysis of Lateral Vertebral Radiographic Variables and Medical Outcomes Study Short-Form Health Survey, Journal of Spinal Disorders & Techniques, vol.15, issue.5, pp.384-90, 2002.
DOI : 10.1097/00024720-200210000-00007

J. Lazennec, A. Riwan, and F. Gravez, Hip spine relationships: application to total hip arthroplasty, Hip International, vol.17, issue.Suppl. 5, pp.91-104, 2007.
DOI : 10.5301/HIP.2008.1228

T. Kobayashi, Y. Atsuta, and T. Matsuno, A Longitudinal Study of Congruent Sagittal Spinal Alignment in an Adult Cohort, Spine, vol.29, issue.6, pp.671-677, 1976.
DOI : 10.1097/01.BRS.0000115127.51758.A2

Y. Murata, K. Takahashi, and M. Yamagata, The knee-spine syndrome, The Journal of Bone and Joint Surgery, vol.85, issue.1, pp.95-104, 2003.
DOI : 10.1302/0301-620X.85B1.13389

T. Tsuji, Y. Matsuyama, and M. Goto, Knee ??? spine syndrome: correlation between sacral inclination and patellofemoral joint pain, Journal of Orthopaedic Science, vol.7, issue.5, pp.519-542, 2002.
DOI : 10.1007/s007760200092

V. Lafage, F. Schwab, and W. Skalli, Standing Balance and Sagittal Plane Spinal Deformity, Spine, vol.33, issue.14, pp.1572-1580, 1976.
DOI : 10.1097/BRS.0b013e31817886a2

E. Ferrero, V. Challier, and C. Ames, Analysis of an Unexplored Group of Sagittal Deformity Patients: Low Pelvic Tilt Despite Sagittal Malalignment. Groupe d'etude la scoliose, p.2014

J. Smith, C. Shaffrey, and C. Kuntz, CLASSIFICATION SYSTEMS FOR ADOLESCENT AND ADULT SCOLIOSIS, Neurosurgery, vol.63, issue.Supplement, pp.16-24, 2008.
DOI : 10.1227/01.NEU.0000320447.61835.EA

S. Bess, F. Schwab, and V. Lafage, Classifications for Adult Spinal Deformity and Use of the Scoliosis Research Society???Schwab Adult Spinal Deformity Classification, Neurosurgery Clinics of North America, vol.24, issue.2, pp.185-93, 2013.
DOI : 10.1016/j.nec.2012.12.008

M. Aebi, The adult scoliosis, European Spine Journal, vol.19, issue.3, pp.925-973, 2005.
DOI : 10.1007/s00586-005-1053-9

C. Kuntz, C. Shaffrey, and S. Ondra, Spinal deformity: a new classification derived from neutral upright spinal alignment measurements in asymptomatic juvenile, adolescent, adult, and geriatric individuals, Neurosurgery, vol.63, pp.25-39, 2008.

T. Lowe, S. Berven, and F. Schwab, The SRS Classification for Adult Spinal Deformity, Spine, vol.31, issue.Suppl, pp.119-144, 1976.
DOI : 10.1097/01.brs.0000232709.48446.be

F. Schwab, B. Ungar, and B. Blondel, Scoliosis Research Society???Schwab Adult Spinal Deformity Classification, Spine, vol.37, issue.12, pp.1077-82, 1976.
DOI : 10.1097/BRS.0b013e31823e15e2

H. King, J. Moe, and D. Bradford, The selection of fusion levels in thoracic idiopathic scoliosis., The Journal of Bone & Joint Surgery, vol.65, issue.9, pp.1302-1315, 1983.
DOI : 10.2106/00004623-198365090-00012

L. N. Betz-rr and . J. Harms, Adolescent Idiopathic Scoliosis, J Bone Jt Surg, vol.26, pp.42-49, 2001.

M. Thaler, R. Lechner, and M. Gstöttner, Interrater and Intrarater Reliability of the Kuntz et al New Deformity Classification System, Neurosurgery, vol.71, issue.1, pp.47-57, 2012.
DOI : 10.1227/NEU.0b013e31824f4e58

Y. Liu, Z. Liu, and F. Zhu, Validation and Reliability Analysis of the New SRS-Schwab Classification for Adult Spinal Deformity, Spine, vol.38, issue.11, pp.902-910, 1976.
DOI : 10.1097/BRS.0b013e318280c478

F. Schwab, J. Farcy, and K. Bridwell, A Clinical Impact Classification of Scoliosis in the Adult, Spine, vol.31, issue.18, pp.2109-2123, 1976.
DOI : 10.1097/01.brs.0000231725.38943.ab

F. Schwab, A. El-fegoun, and L. Gamez, A Lumbar Classification of Scoliosis in the Adult Patient: Preliminary Approach, Spine, vol.30, issue.14, pp.1670-1673, 1976.
DOI : 10.1097/01.brs.0000170293.81234.f0

K. Slobodyanyuk, C. Poorman, and J. Smith, Clinical improvement through nonoperative treatment of adult spinal deformity: who is likely to benefit?, Neurosurgical Focus, vol.36, issue.5, p.2, 2014.
DOI : 10.3171/2014.3.FOCUS1426

Z. Liu, Y. Qiu, and Y. Liu, Comparison of reliability of the SRS-Schwab classification between idiopathic and degenerative scoliosis in Adults, Int. Meet. Adv. Spine Tech. IMAST, p.2014

D. Nielsen, L. V. Hansen, and C. Dragsted, Clinical correlation of SRS-Schwab classification with HRQL measures in a prospective non-US cohort of ASD patients, Int. Meet. Adv. spine Tech, p.2014

D. Bradford, B. Tay, and S. Hu, Adult Scoliosis: Surgical Indications, Operative Management, Complications, and Outcomes, Spine, vol.24, issue.24, pp.2617-2646, 1976.
DOI : 10.1097/00007632-199912150-00009

D. Marchesi and M. Aebi, Pedicle Fixation Devices in the Treatment of Adult Lumbar Scoliosis, Spine, vol.17, pp.304-313, 1976.
DOI : 10.1097/00007632-199208001-00016

K. Cho, Y. Kim, and S. Shin, Surgical Treatment of Adult Degenerative Scoliosis, Asian Spine Journal, vol.8, issue.3, pp.371-81, 2014.
DOI : 10.4184/asj.2014.8.3.371

M. Smith-petersen, C. Larson, and O. Aufranc, Osteotomy of the Spine for Correction of Flexion Deformity in Rheumatoid Arthritis, Clinical Orthopaedics and Related Research, vol.66, issue.1, pp.6-9
DOI : 10.1097/00003086-196909000-00003

A. Ponte, B. Vero, and G. Siccardi, Surgical treatment of scheuermann's hyperkyphosis, Annu. Meet. Sco-liosis Res. Soc, 1984.

H. Hassanzadeh, A. Jain, and M. Dafrawy, Three-Column Osteotomies in the Treatment of Spinal Deformity in Adult Patients 60 Years Old and Older, Spine, vol.38, issue.9, pp.726-757, 1976.
DOI : 10.1097/BRS.0b013e31827c2415

K. Voos, O. Boachie-adjei, and B. Rawlins, Multiple Vertebral Osteotomies in the Treatment of Rigid Adult Spine Deformities, Spine, vol.26, issue.5, pp.526-559, 1976.
DOI : 10.1097/00007632-200103010-00016

M. Wang and S. Berven, LUMBAR PEDICLE SUBTRACTION OSTEOTOMY, Operative Neurosurgery, vol.60, pp.140-146, 2007.
DOI : 10.1227/01.NEU.0000249240.35731.8F

Y. Kim, K. Bridwell, and L. Lenke, An Analysis of Sagittal Spinal Alignment Following Long Adult Lumbar Instrumentation and Fusion to L5 or S1: Can We Predict Ideal Lumbar Lordosis?, Spine, vol.31, issue.20, pp.2343-52, 1976.
DOI : 10.1097/01.brs.0000238970.67552.f5

S. Ondra, S. Marzouk, and T. Koski, Mathematical Calculation of Pedicle Subtraction Osteotomy Size to Allow Precision Correction of Fixed Sagittal Deformity, Spine, vol.31, issue.25, pp.973-982, 1976.
DOI : 10.1097/01.brs.0000247950.02886.e5

B. Van-royen, F. Scheerder, and E. Jansen, ASKyphoplan: a program for deformity planning in ankylosing spondylitis, European Spine Journal, vol.77, issue.9, pp.1445-1454, 2007.
DOI : 10.1007/s00586-007-0371-5

V. Lafage, F. Schwab, and S. Vira, Spino-Pelvic Parameters After Surgery Can be Predicted, Spine, vol.36, issue.13, pp.1037-1082, 1976.
DOI : 10.1097/BRS.0b013e3181eb9469

P. Rose, K. Bridwell, and L. Lenke, Role of Pelvic Incidence, Thoracic Kyphosis, and Patient Factors on Sagittal Plane Correction Following Pedicle Subtraction Osteotomy, Spine, vol.34, issue.8, pp.785-91, 1976.
DOI : 10.1097/BRS.0b013e31819d0c86

J. Smith, S. Bess, and C. Shaffrey, Dynamic Changes of the Pelvis and Spine Are Key to Predicting Postoperative Sagittal Alignment After Pedicle Subtraction Osteotomy, Spine, vol.37, issue.10, pp.845-53, 1976.
DOI : 10.1097/BRS.0b013e31823b0892

V. Lafage, F. Schwab, and S. Vira, Does vertebral level of pedicle subtraction osteotomy correlate with degree of spinopelvic parameter correction?, Journal of Neurosurgery: Spine, vol.14, issue.2, pp.184-91, 2011.
DOI : 10.3171/2010.9.SPINE10129

M. Rousseau, J. Lazennec, and J. Tassin, Sagittal Rebalancing of the Pelvis and the Thoracic Spine After Pedicle Subtraction Osteotomy at the Lumbar Level, Journal of Spinal Disorders and Techniques, vol.27, issue.3, pp.166-73, 2014.
DOI : 10.1097/BSD.0b013e318272faaf

S. Thambiraj and B. Boszczyk, Asymmetric osteotomy of the spine for coronal imbalance: a technical report, European Spine Journal, vol.20, issue.2, pp.225-234, 2012.
DOI : 10.1007/s00586-012-2171-9

G. Bakaloudis, F. Lolli, D. Silvestre, and M. , Thoracic pedicle subtraction osteotomy in the treatment of severe pediatric deformities, European Spine Journal, vol.30, issue.10, pp.95-104, 2011.
DOI : 10.1007/s00586-011-1749-y

Y. Kawaguchi, H. Matsui, and H. Tsuji, Back Muscle Injury After Posterior Lumbar Spine Surgery, SPINE, vol.19, issue.Supplement, pp.2598-602, 1976.
DOI : 10.1097/00007632-199411001-00018

Y. Kawaguchi, H. Matsui, and H. Tsuji, Back Muscle Injury After Posterior Lumbar Spine Surgery, Spine, vol.21, issue.8, pp.941-945, 1976.
DOI : 10.1097/00007632-199604150-00007

B. Weber, D. Grob, and J. Dvorák, Posterior Surgical Approach to the Lumbar Spine and Its Effect on the Multifidus Muscle, Spine, vol.22, issue.15, pp.1765-72, 1976.
DOI : 10.1097/00007632-199708010-00017

H. Taylor, A. Mcgregor, and S. Medhi-zadeh, The Impact of Self-Retaining Retractors on the Paraspinal Muscles During Posterior Spinal Surgery, Spine, vol.27, issue.24, pp.2758-62, 1976.
DOI : 10.1097/00007632-200212150-00004

P. Flicker, J. Fleckenstein, and K. Ferry, Lumbar Muscle Usage in Chronic Low Back Pain, Spine, vol.18, issue.5, pp.582-588, 1976.
DOI : 10.1097/00007632-199304000-00010

R. Gejo, H. Matsui, and Y. Kawaguchi, Serial Changes in Trunk Muscle Performance After Posterior Lumbar Surgery, Spine, vol.24, issue.10, pp.1023-1031, 1976.
DOI : 10.1097/00007632-199905150-00017

D. Kim, S. Lee, and S. Chung, Comparison of Multifidus Muscle Atrophy and Trunk Extension Muscle Strength, Spine, vol.30, issue.1, pp.123-132, 1976.
DOI : 10.1097/01.brs.0000148999.21492.53

J. Lee, J. Cha, and Y. Kim, Quantitative Analysis of Back Muscle Degeneration in the Patients With the Degenerative Lumbar Flat Back Using a Digital Image Analysis, Spine, vol.33, issue.3, pp.318-343, 1976.
DOI : 10.1097/BRS.0b013e318162458f

A. Humphrey, A. Nargol, and A. Jones, The value of electromyography of the lumbar paraspinal muscles in discriminating between chronic-low-back-pain sufferers and normal subjects, European Spine Journal, vol.20, issue.2, pp.175-84, 2005.
DOI : 10.1007/s00586-004-0792-3

V. Mooney, J. Gulick, and M. Perlman, Relationships Between Myoelectric Activity, Strength, and MRI of Lumbar Extensor Muscles in Back Pain Patients and Normal Subjects, Journal of Spinal Disorders, vol.10, issue.4, pp.348-56, 1997.
DOI : 10.1097/00002517-199708000-00011

T. Mayer, H. Vanharanta, and R. Gatchel, Comparison of CT Scan Muscle Measurements and Isokinetic Trunk Strength in Postoperative Patients, Spine, vol.14, issue.1, pp.33-39, 1976.
DOI : 10.1097/00007632-198901000-00006

J. Hides, C. Richardson, and G. Jull, Magnetic Resonance Imaging and Ultrasonography of the Lumbar Multifidus Muscle, Spine, vol.20, issue.1, pp.54-62, 1976.
DOI : 10.1097/00007632-199501000-00010

L. Danneels, G. Vanderstraeten, and D. Cambier, CT imaging of trunk muscles in chronic low back pain patients and healthy control subjects, European Spine Journal, vol.9, issue.4, pp.266-72, 2000.
DOI : 10.1007/s005860000190

G. Hultman, M. Nordin, and H. Saraste, Body composition, endurance, strength, cross-sectional area, and density of MM erector spinae in men with and without low back pain, J Spinal Disord, vol.6, pp.114-137, 1993.

K. Storheim, I. Holm, and R. Gunderson, The Effect of Comprehensive Group Training on Cross-sectional Area, Density, and Strength of Paraspinal Muscles in Patients Sick-Listed for Subacute Low Back Pain, Journal of Spinal Disorders & Techniques, vol.16, issue.3, pp.271-280, 2003.
DOI : 10.1097/00024720-200306000-00008

O. Airaksinen, A. Herno, and E. Kaukanen, Density of lumbar muscles 4 years after decompressive spinal surgery, European Spine Journal, vol.8, issue.3, pp.193-200, 1996.
DOI : 10.1007/BF00395513

K. Barker, D. Shamley, and D. Jackson, Changes in the Cross-Sectional Area of Multifidus and Psoas in Patients With Unilateral Back Pain, Spine, vol.29, issue.22, pp.515-524, 1976.
DOI : 10.1097/01.brs.0000144405.11661.eb

T. Dangaria and O. Naesh, Changes in Cross-Sectional Area of Psoas Major Muscle in Unilateral Sciatica Caused by Disc Herniation, Spine, vol.23, issue.8, pp.928-959, 1976.
DOI : 10.1097/00007632-199804150-00016

R. Parkkola, U. Rytökoski, and M. Kormano, Magnetic Resonance Imaging of the Discs and Trunk Muscles in patients with Chronic Low Back Pain and Healthy Control Subjects, Spine, vol.18, issue.7, pp.830-836, 1976.
DOI : 10.1097/00007632-199306000-00004

R. Parkkola and M. Kormano, Lumbar Disc and Back Muscle Degeneration on MRI, Journal of Spinal Disorders, vol.5, issue.4, pp.86-92, 1992.
DOI : 10.1097/00002517-199203000-00011

S. Valentin, T. Licka, and J. Elliott, Age and side-related morphometric MRI evaluation of trunk muscles in people without back pain, Manual Therapy, vol.20, issue.1, 2014.
DOI : 10.1016/j.math.2014.07.007

R. Savage, R. Millerchip, and G. Whitehouse, Lumbar muscularity and its relationship with age, occupation and low back pain, European Journal of Applied Physiology and Occupational Physiology, vol.15, issue.3-4, pp.265-273, 1991.
DOI : 10.1007/BF00233859

J. Peltonen, S. Taimela, and M. Erkintalo, Back extensor and psoas muscle cross-sectional area, prior physical training, and trunk muscle strength ? a longitudinal study in adolescent girls, European Journal of Applied Physiology, vol.77, issue.1-2, pp.66-71, 1998.
DOI : 10.1007/s004210050301

O. Gille, E. Jolivet, and V. Dousset, Erector Spinae Muscle Changes on Magnetic Resonance Imaging Following Lumbar Surgery Through a Posterior Approach, Spine, vol.32, issue.11, pp.1236-1277, 1976.
DOI : 10.1097/BRS.0b013e31805471fe

J. Elliott, D. Walton, and A. Rademaker, Quantification of cervical spine muscle fat: a comparison between T1-weighted and multi-echo gradient echo imaging using a variable projection algorithm (VARPRO), BMC Medical Imaging, vol.114, issue.1???2, p.30, 2013.
DOI : 10.1016/j.pain.2004.12.005

W. T. Dixon, Simple proton spectroscopic imaging., Radiology, vol.153, issue.1, pp.189-94, 1984.
DOI : 10.1148/radiology.153.1.6089263

B. Tracy, F. Ivey, J. Metter, and E. , A More Efficient Magnetic Resonance Imaging???Based Strategy for Measuring Quadriceps Muscle Volume, Medicine & Science in Sports & Exercise, vol.35, issue.3, pp.425-458, 2003.
DOI : 10.1249/01.MSS.0000053722.53302.D6

Y. Barnouin, G. Butler-browne, and T. Voit, Manual segmentation of individual muscles of the quadriceps femoris using MRI: A reappraisal, Journal of Magnetic Resonance Imaging, vol.90, issue.1, pp.239-286, 2014.
DOI : 10.1002/jmri.24370

F. Cordier, N. Cordier, F. Thalmann, and N. , Comparison of Two Techniques for Organ Reconstruction Using Visible Human Dataset, VISIBLE Hum. Proj. CONF. PROC, pp.1-11, 1998.

E. Jolivet, E. Daguet, and V. Pomero, Volumic patient-specific reconstruction of muscular system based on a reduced dataset of medical images, Computer Methods in Biomechanics and Biomedical Engineering, vol.4, issue.3, pp.281-90, 2008.
DOI : 10.1016/j.jbiomech.2004.10.029

I. Südhoff and J. De-guise, 3D-patient-specific geometry of the muscles involved in knee motion from selected MRI images, Medical & Biological Engineering & Computing, vol.17, issue.1, pp.579-87, 2009.
DOI : 10.1007/s11517-009-0466-8

B. Gilles and N. Magnenat-thalmann, Musculoskeletal MRI segmentation using multi-resolution simplex meshes with medial representations, Medical Image Analysis, vol.14, issue.3, pp.291-302, 2010.
DOI : 10.1016/j.media.2010.01.006

F. Li, A. Laville, and D. Bonneau, Study on cervical muscle volume by means of three-dimensional reconstruction, Journal of Magnetic Resonance Imaging, vol.20, issue.S1, pp.1411-1417, 2014.
DOI : 10.1002/jmri.24326

E. Jolivet, E. Dion, and P. Rouch, Skeletal muscle segmentation from MRI dataset using a model-based approach, Computer Methods in Biomechanics and Biomedical Engineering: Imaging & Visualization, vol.86, issue.1, pp.138-183, 2014.
DOI : 10.1016/j.jbiomech.2004.04.004

F. Trochu, A contouring program based on dual kriging interpolation, Engineering with Computers, vol.79, issue.2, pp.160-77, 1993.
DOI : 10.1007/BF01206346

H. Kim, S. Taksali, and S. Dufour, Comparative MR study of hepatic fat quantification using single-voxel proton spectroscopy, two-point dixon and three-point IDEAL, Magnetic Resonance in Medicine, vol.58, issue.3, pp.521-528, 2008.
DOI : 10.1002/mrm.21561

G. Hamilton, A. Chavez, and B. Bsj, Fatty Liver Disease : MR Imaging Techniques for the Detection and Quantification of, Liver Steatosis, vol.1, pp.231-61, 2009.

W. Shen, X. Gong, and J. Weiss, Comparison among T1-Weighted Magnetic Resonance Imaging, Modified Dixon Method, and Magnetic Resonance Spectroscopy in Measuring Bone Marrow Fat, Journal of Obesity, vol.7, issue.1, p.298675, 2013.
DOI : 10.1038/oby.2007.356

M. Gaeta, S. Messina, and A. Mileto, Muscle fat-fraction and mapping in Duchenne muscular dystrophy: evaluation of disease distribution and correlation with clinical assessments, Skeletal Radiology, vol.27, issue.8, pp.955-61, 2012.
DOI : 10.1007/s00256-011-1301-5

M. Fischer, D. Nanz, and A. Shimakawa, Quantification of Muscle Fat in Patients with Low Back Pain: Comparison of Multi-Echo MR Imaging with Single-Voxel MR Spectroscopy, Radiology, vol.266, issue.2, pp.555-63, 2013.
DOI : 10.1148/radiol.12120399

G. Glover and E. Schneider, Three-point dixon technique for true water/fat decomposition withB0 inhomogeneity correction, Magnetic Resonance in Medicine, vol.13, issue.2, pp.371-83, 1991.
DOI : 10.1002/mrm.1910180211

C. Baldus, K. Bridwell, and J. Harrast, Age-Gender Matched Comparison of SRS Instrument Scores Between Adult Deformity and Normal Adults, Spine, vol.33, issue.20, pp.2214-2222, 1976.
DOI : 10.1097/BRS.0b013e31817c0466

S. Berven, V. Deviren, and S. Demir-deviren, Studies in the Modified Scoliosis Research Society Outcomes Instrument in Adults: Validation, Reliability, and Discriminatory Capacity, Spine, vol.28, issue.18, pp.2164-2173, 1976.
DOI : 10.1097/01.BRS.0000084666.53553.D6

J. Smith, M. Singh, and E. Klineberg, Surgical treatment of pathological loss of lumbar lordosis (flatback) in patients with normal sagittal vertical axis achieves similar clinical improvement as surgical treatment of elevated sagittal vertical axis, Journal of Neurosurgery: Spine, vol.21, issue.2, pp.1-11
DOI : 10.3171/2014.3.SPINE13580

M. Charlson, P. Pompei, and K. Ales, A new method of classifying prognostic comorbidity in longitudinal studies: Development and validation, Journal of Chronic Diseases, vol.40, issue.5, pp.373-83, 1987.
DOI : 10.1016/0021-9681(87)90171-8

A. Soroceanu, A. Ching, and W. Abdu, Relationship Between Preoperative Expectations, Satisfaction, and Functional Outcomes in Patients Undergoing Lumbar and Cervical Spine Surgery, Spine, vol.37, issue.2, pp.103-111, 1976.
DOI : 10.1097/BRS.0b013e3182245c1f

J. Gum, S. Glassman, and L. Carreon, Clinically important deterioration in patients undergoing lumbar spine surgery: a choice of evaluation methods using the Oswestry Disability Index, 36-Item Short Form Health Survey, and pain scales, Journal of Neurosurgery: Spine, vol.19, issue.5, pp.564-572, 2013.
DOI : 10.3171/2013.8.SPINE12804

M. Daubs, L. Lenke, and G. Cheh, Adult Spinal Deformity Surgery, Spine, vol.32, issue.20, pp.2238-2282, 1976.
DOI : 10.1097/BRS.0b013e31814cf24a

J. Smith, C. Shaffrey, and S. Glassman, Clinical and radiographic parameters that distinguish between the best and worst outcomes of scoliosis surgery for adults, European Spine Journal, vol.30, issue.2, pp.402-412, 2013.
DOI : 10.1007/s00586-012-2547-x

J. Slover, W. Abdu, and B. Hanscom, The Impact of Comorbidities on the Change in Short-Form 36 and Oswestry Scores Following Lumbar Spine Surgery, Spine, vol.31, issue.17, pp.1974-80, 1976.
DOI : 10.1097/01.brs.0000229252.30903.b9

M. Djurasovic, S. Glassman, and J. Howard, Health-Related Quality of Life Improvements in Patients Undergoing Lumbar Spinal Fusion as a Revision Surgery, Spine, vol.36, issue.4, pp.269-76, 1976.
DOI : 10.1097/BRS.0b013e3181cf1091

F. Schwab, A. Patel, and C. Shaffrey, Sagittal realignment failures following pedicle subtraction osteotomy surgery: are we doing enough?, Journal of Neurosurgery: Spine, vol.16, issue.6, pp.539-585, 2012.
DOI : 10.3171/2012.2.SPINE11120

B. Blondel, V. Lafage, and F. Schwab, Reciprocal sagittal alignment changes after posterior fusion in the setting of adolescent idiopathic scoliosis, European Spine Journal, vol.31, issue.10, pp.1964-71, 2012.
DOI : 10.1007/s00586-012-2399-4

J. Mac-thiong, E. Transfeldt, and . Mehbod, Can c7 plumbline and gravity line predict health related quality of life in adult scoliosis? Spine, pp.519-546, 1976.

A. Ploumis, H. Liu, and . Mehbod, A Correlation of Radiographic and Functional Measurements in Adult Degenerative Scoliosis, Spine, vol.34, issue.15, pp.1581-1585, 1976.
DOI : 10.1097/BRS.0b013e31819c94cc

F. Sánchez-mariscal, A. Gomez-rice, and E. Izquierdo, Correlation of Radiographic and Functional Measurements in Patients Who Underwent Primary Scoliosis Surgery in Adult Age, Spine, vol.37, issue.7, pp.592-600, 1976.
DOI : 10.1097/BRS.0b013e318227336a

F. Schwab, A. Patel, and B. Ungar, Adult Spinal Deformity ? Postoperative Standing Imbalance Assessing Alignment and Planning Corrective, Surgery, vol.35, pp.2224-2255, 2010.

F. Schwab, V. Lafage, and A. Patel, Sagittal Plane Considerations and the Pelvis in the Adult Patient, Spine, vol.34, issue.17, pp.1828-1861, 1976.
DOI : 10.1097/BRS.0b013e3181a13c08

J. Lazennec, J. Even, and W. Skalli, Clinical outcomes, radiologic kinematics, and effects on sagittal balance of the 6 df LP-ESP lumbar disc prosthesis, The Spine Journal, vol.14, issue.9, pp.1-7
DOI : 10.1016/j.spinee.2013.11.016

F. Schwab, R. Lafage, and V. Lafage, Does One Size Fit All? Defining spino-pelvic alignment thresholds based on age, Nass Commun, 2014.

N. Raizman, O. Brien, J. Poehling-monaghan, and K. , Pseudarthrosis of the Spine, Journal of the American Academy of Orthopaedic Surgeons, vol.17, issue.8, pp.494-503, 2009.
DOI : 10.5435/00124635-200908000-00003

K. Cho, K. Bridwell, and L. Lenke, Comparison of Smith-Petersen Osteotomy versus Pedicle Subtraction Osteotomy for the Correction of Fixed Sagittal Imbalance, Journal of Korean Society of Spine Surgery, vol.11, issue.4, pp.2030-2037, 1976.
DOI : 10.4184/jkss.2004.11.4.261

K. Cho, S. Suk, and S. Park, Risk Factors of Sagittal Decompensation After Long Posterior Instrumentation and Fusion for Degenerative Lumbar Scoliosis, Spine, vol.35, issue.17, pp.1595-601, 1976.
DOI : 10.1097/BRS.0b013e3181bdad89

A. Keller, R. Gunderson, and O. Reikerås, Reliability of Computed Tomography Measurements of Paraspinal Muscle Cross-Sectional Area and Density in Patients With Chronic Low Back Pain, Spine, vol.28, issue.13, pp.1455-60, 1976.
DOI : 10.1097/01.BRS.0000067094.55003.AD

J. Salminen, M. Erkintalo-tertti, and H. Paajanen, Magnetic Resonance Imaging Findings of Lumbar Spine in the Young, Journal of Spinal Disorders, vol.6, issue.5, pp.386-91, 1993.
DOI : 10.1097/00002517-199306050-00003

E. Jolivet, E. Daguet, and V. Bousson, Variability of hip muscle volume determined by computed tomography, IRBM, vol.30, issue.1, pp.14-23, 2009.
DOI : 10.1016/j.irbm.2009.01.003

G. Glover, Multipoint dixon technique for water and fat proton and susceptibility imaging, Journal of Magnetic Resonance Imaging, vol.94, issue.5, pp.521-551
DOI : 10.1002/jmri.1880010504

H. Yeung and D. Kormos, Separation of true fat and water images by correcting magnetic field inhomogeneity in situ., Radiology, vol.159, issue.3, pp.783-789, 1986.
DOI : 10.1148/radiology.159.3.3704157

J. Bland and D. Altman, Statistical methods for assessing agreement between two methods of clinical measurement, International Journal of Nursing Studies, vol.47, issue.8, pp.307-317, 1986.
DOI : 10.1016/j.ijnurstu.2009.10.001

D. Mitton, C. Landry, and S. Véron, 3D reconstruction method from biplanar radiography using non-stereocorresponding points and elastic deformable meshes, Medical and Biological Engineering and Computing, vol.9, issue.2, pp.133-142, 2000.
DOI : 10.1007/BF02344767

T. Bley, O. Wieben, and C. François, Fat and water magnetic resonance imaging, Journal of Magnetic Resonance Imaging, vol.50, issue.6, pp.4-18, 2010.
DOI : 10.1002/jmri.21895

B. Moal, J. Raya, and E. Jolivet, Validation of 3D spino-pelvic muscle reconstructions based on dedicated MRI sequences for fat-water quantification, IRBM, vol.35, issue.3, 2014.
DOI : 10.1016/j.irbm.2013.12.011

URL : https://hal.archives-ouvertes.fr/hal-01088726

D. Ragan and J. Bankson, Two-point dixon technique provides robust fat suppression for multi-mouse imaging, Journal of Magnetic Resonance Imaging, vol.54, issue.2, pp.510-514, 2010.
DOI : 10.1002/jmri.22060

A. Cruz-jentoft, J. Baeyens, and J. Bauer, Sarcopenia: European consensus on definition and diagnosis: Report of the European Working Group on Sarcopenia in Older People, Age and Ageing, vol.39, issue.4, pp.412-435, 2010.
DOI : 10.1093/ageing/afq034

M. Song, E. Ruts, and J. Kim, Sarcopenia and increased adipose tissue infiltration of muscle in elderly African American women, Am J Clin Nutr, vol.79, pp.874-80, 2004.

W. Horton, C. Brown, and K. Bridwell, Is There an Optimal Patient Stance for Obtaining a Lateral 36??? Radiograph?, Spine, vol.30, issue.4, pp.427-460, 1976.
DOI : 10.1097/01.brs.0000153698.94091.f8

A. Kovanlikaya, C. Guclu, and C. Desai, Fat Quantification Using Three-point Dixon Technique, Academic Radiology, vol.12, issue.5, pp.636-645, 2005.
DOI : 10.1016/j.acra.2005.01.019

D. Bazelaire, C. Duhamel, G. Rofsky, and N. , MR Imaging Relaxation Times of Abdominal and Pelvic Tissues Measured in Vivo at 3.0 T: Preliminary Results, Radiology, vol.230, issue.3, pp.652-661, 2004.
DOI : 10.1148/radiol.2303021331

B. Moal, N. Bronsard, and J. Terran, Volume and Fat Infiltration Parameters of the Spino-Pelvic Complex Correlate with HRQOL and Skeletal Malalignment in Adult Spinal Deformity, Int. Meet. Adv. Spine Tech. IMAST, p.2013

E. Jolivet, Biomechanical modelisation of hip and its soft tissue for hip fracture risk, Laboratory of Biomecanics Arts et Metiers ParisTech, 2007.

N. Draper and H. Smith, Applied Regression Analysis, 1998.
DOI : 10.1002/9781118625590

C. Zhang, B. Moal, and G. Dubois, Comparison of two MRI sequences for subject-specific 3D thigh muscle reconstruction, Computer Methods in Biomechanics and Biomedical Engineering, vol.17, issue.sup1, pp.136-143, 2014.
DOI : 10.1007/s11517-009-0466-8