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Table 3 Right and left pedicle diameter ratios in APEX±1 and NV ± 1

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

Variables

APEX ±1

NV ±1

p-values

Cortical Bone

Lt. H / Rt. H

0.86 ± 0.52 (0.75–0.97)

0.97 ± 0.06 (0.82–1.10)

< 0.001*

Lt. W / Rt. W

0.73 ± 0.13 (0.28–1.00)

1.08 ± 0.17 (0.77–1.54)

< 0.001*

Cancellous Bone

Lt. h / Rt. h

0.79 ± 0.13 (0.36–1.11)

1.06 ± 0.22 (0.58–1.65)

< 0.001*

Lt. w / Rt. w

0.67 ± 0.24 (0.11–1.23)

1.38 ± 0.48 (0.53–2.73)

< 0.001*

  1. *Statistically significant. APEX±1 the region of the apical vertebra and its two adjacent vertebrae; 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; NV ± 1 the region of the NV and its two adjacent vertebrae