Three-dimensional morphological analysis of the thoracic pedicle and related radiographic factors in adolescent idiopathic scoliosis

Table 5 Correlation coefficients between patient characteristics and radiographical features with right and left pedicle diameter ratios in the subgroup with AV of T9 or T10

Variables			Age	Height	Weight	BMI	Level of AV	Cobb Angle of MTC	Number of MTC	AVT	AVR	TK
APEX ±1	Cortical Bone	Lt. H / Rt. H	0.074	0.074	−0.188	−0.145	0.179	0.202	0.141	−0.005	0.032	−0.024
	Cortical Bone	Lt. W / Rt. W	−0.041	0.057	0.071	0.119	0.308^*	0.190	0.042	0.205	0.389^*	−0.047
	Cancellous Bone	Lt. h / Rt. h	0.132	−0.052	−0.066	0.079	0.171	−0.062	0.16	−0.194	−0.193	− 0.235
	Cancellous Bone	Lt. w / Rt. w	−0.081	0.112	0.003	−0.007	0.392^*	0.178	0.162	0.238	0.178	−0.183
NV ±1	Cortical Bone	Lt. H / Rt. H	0.246	−0.119	0.122	0.191	0.400^*	−0.128	0.105	0.150	0.138	−0.195
	Cortical Bone	Lt. W / Rt. W	−0.089	−0.176	− 0.227	−0.133	0.313^*	0.300*	0.163	0.366^*	0.227	−0.405^*
	Cancellous Bone	Lt. h / Rt. h	0.009	−0.073	−0.186	− 0.140	0.025	0.187	−0.106	0.218	0.087	−0.280
	Cancellous Bone	Lt. w / Rt. w	−0.077	−0.179	− 0.142	−0.010	0.354^*	0.394^*	0.121	0.445^*	0.209	−0.298

*Statistically significant. AV apical vertebra; AVR apical vertebral rotation; AVT apical vertebral translation; BMI body mass index; Lt.H/Rt.H left/right pedicle height of the cortical bone; Lt.h/Rt.h left/right pedicle height of the cancellous bone; Lt.W/Rt.W left/right pedicle width of the cortical bone; Lt.w/Rt.w left/right pedicle width of the cancellous bone; MTC main thoracic curve; TK thoracic kyphosis

ISSN: 1471-2474