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. 2017 Jan 30;29(1):1–7. doi: 10.1589/jpts.29.1

Table 1. Description of linear and angular measurements of postural variables.

Measurement Initials Description
Horizontal alignment of the head HHA Angle formed by the line between the right and left tragus and the line drawn horizontally, parallel to the ground.
Horizontal alignment of the shoulder SHA Angle formed by the line between the right and left acromions and the line drawn horizontally, parallel to the ground.
Horizontal alignment of the anteriosuperior iliac spine ASHA Angle formed by the line between right and left anterosuperior iliac spine (ASIS) and the line drawn horizontally, parallel to the ground.
Horizontal alignment of the tibial tuberosity TTHA Angle formed by the line between the left and right tibial tuberosity and the line drawn horizontally, parallel to the ground.
Thales triangle ΔT Angle formed by the intersection line passing through the medial edge of the upper limb with the straight line adjacent the waist.
Head protusion angle HPA Angle formed by the intersection line connecting the ear tragus and the spinous process of C7 with the line parallel to the ground.
Body vertical alignment BVA Formed by the intersection line connecting the acromion and lateral malleolus with the line perpendicular to the ground.
Inferior horizontal angle of the scapula ISHA Line between the inferior angle of the right and left scapula and the line drawn horizontally, parallel to the ground.
Horizontal angle of the posterosuperior iliac spine PSHA Line between the right and left anterosuperior iliac spines and the line drawn horizontally, parallel to the ground.
Gibbosity angle ΔG Angle between the axis of coordinates x/ tangent line to the hump/y axis.