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Table 1 Summary of measurements on the vertebral body right after surgery (mm/mm2)

From: Study of transpedicular screw fixation on spine development in a piglet model

  Group A (n = 9) Group B (n = 9) Group C (n = 12) Group D (n = 30)
Canal area 64.78 ± 8.07 63.89 ± 2.67 66.42 ± 14.79 64.03 ± 7.97
Canal transverse diameter 11.24 ± 0.78 11.31 ± 0.47 11.35 ± 1.46 11.72 ± 1.04
Canal sagittal diameter 7.16 ± 0.59 6.79 ± 0.35 7.13 ± 0.50 6.67 ± 0.61
Vertebral transverse diameter 17.02 ± 2.30 17.17 ± 0.46 17.18 ± 0.66 17.55 ± 1.81
Vertebral sagittal diameter 12.88 ± 1.54 12.50 ± 0.97 13.02 ± 1.14 12.06 ± 1.15
Vertebral height 15.67 ± 2.91 14.56 ± 1.03 16.03 ± 1.24 15.66 ± 2.08
L1–L3 length 45.93 ± 4.10 49.03 ± 3.01 56.48 ± 3.76 51.55 ± 6.27