A novel classification that defines the normal cervical spine: an analysis based on 632 asymptomatic Chinese volunteers

ConclusionsThe cervical sagittal profile varied with age and gender. Four clusters were naturally classified based on C2-7 CL and gender. The cervical balance status was addressed by C2-7 CL  =  − 28.65 + 0.57 × TIA.
Source: European Spine Journal - Category: Orthopaedics Source Type: research