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Table 2 Methodology of included studies

From: State of the art of current 3-D scoliosis classifications: a systematic review from a clinical perspective

3D Classification system Author Instrument Classification methodology Classificatory parameters
Full 3D     PA °C Sag °C PMC °C PMC Rot AV Rot GT BFP
  DUONG Stereoradiograhies Automatic clustering X X X     
  DUONG 2 Stereoradiograhies Automatic clustering     X   X X
  KADOURY Stereoradiograhies Automatic clustering X X   X X   
  PONCET Stereoradiograhies Qualitative visual analysis       X  
  SANGOLE Stereoradiograhies Automatic clustering X X   X X   
  STOKES Stereoradiograhies Cluster analysis X    X X   
Spinal Tap View     Area PA Rot Barycenter     
  KOHASHI Stereoradiograhies Qualitative visual analysis F/S Ratio CV      
  NEGRINI AUSCAN Qualitative visual analysis Phase Total Shift     
°C Cobb angle
AV Apical Vertebra
BFP Best Fit Plane
CV Curve vectors
F/S Frontal/Saqittal
GT Geometric Torsion
PA Postero-Anterior
PMC Plane of maximum curvature
Rot Rotation
Sag Sagittal