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Table 4 The comparison of M2 of different methods (x ± s, n = 12)

From: Appropriate insertion point for percutaneous pedicle screw placement in the lumbar spine using c-arm fluoroscopy: a cadaveric study

Sections Roy–Camille Magerl Weinstein P-value
L1 −1.2 ± 0.3 0α 1.5 ± 0.5βγ < 0.001
L2 −1.5 ± 0.3 0α 1.9 ± 0.6βγ <  0.001
L3 −2.0 ± 0.8 0α 2.1 ± 0.7βγ < 0.001
L4 −3.2 ± 1.1 0α 2.5 ± 0.8βγ < 0.001
L5 −4.3 ± 1.7 0α 2.8 ± 0.9βγ < 0.001
  1. α: comparison between Roy–Camille and Magerl (p < 0.05); β: comparison between Magerl and Weinstein (p < 0.05); γ: comparison between Roy–Camille and Weinstein (p < 0.05)