Table 3 3D scan marker naming convention and locations.

Segment / Joint	Label	Location
Head	L/R BHD	Back head marker
Shoulder joint	L/R Acr1	Acromion triad: posterior marker
	L/R Acr2	Acromion triad: central-medial marker
	L/R Acr3	Acromion triad: posterior marker
		The rigid bar between Acr1 and Acr3 runs parallel with the lateral ridge of the acromion
Wrist joint	L/R MWR	Styloid process of the ulna
	L/R LWR	Styloid process of the radius
Hand	L/R Hand1	2nd carpo-metacarpal joint
	L/R Hand2	5th carpo-metacarpal joint
	L/R Hand3	Head of the 3rd metacarpal
Trunk	C7	Spinous process of the 7th cervical vertebra
	IJ	Deepest point of the incisura jugularis (suprasternale)
	XP	Xiphoid process
	Nav	Navel
	L/R ASIS	Anterior superior iliac spine
	L/R PSIS	Posterior superior iliac spine
Foot	L/R Foot1	Calcaneus
	L/R Foot2	Head of the 1st metatarsal
	L/R Foot3	Head of the 5th metatarsal