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Fig. 5 | BMC Musculoskeletal Disorders

Fig. 5

From: A predictive model for the critical shoulder angle based on a three-dimensional analysis of scapular angular and linear morphometrics

Fig. 5

a The reference axes: the mesh has been orientated to the baseline position (perpendicular to the scapular plane, which is marked with a grid). The glenoid centre (point C, defined by the centre of a sphere of best fit based on the inferior glenoid and the anterior and posterior glenoid rims; the junction of spine of the scapula and the medial border of the scapula (point M); and the most distal point of the inferior scapular angle (point I) have been marked (points M and I were identified using multiple viewing perspectives). b The reference planes: Scapular plane (or x plane, purple), y plane (green) and z plane (blue). The scapular plane is marked by a grid. The ‘world origin point’ has been placed in the centre of the glenoid (red dot)

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