Sitting Position
Sides	Segment	Traction Angles
Sides	Segment	10˚	20˚	30˚	40˚
Anterior	C2/3	0.076	0.179	−0.154	−0.200
	C3/4	0.045	−0.003	−0.075	−0.005
	C4/5	0.156	0.092	−0.184	−0.386
	C5/6	0.097	−0.247	−0.331	−0.277
	C6/7	0.019	−0.364	−0.312	−0.416
	Total	0.393	−0.343	−1.056	−1.284
Posterior	C2/3	0.364	0.415	0.100	0.522
	C3/4	0.173	0.208	0.401	0.497
	C4/5	0.447	0.657	0.562	0.605
	C5/6	0.275	0.009	0.231	0.353
	C6/7	−0.112	0.258	0.410	0.571
	Total	1.147	1.547	1.704	2.548