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Table 5 Fixed effects of risk factors for screw misplacement from the three-level mixed effect logistic regression

From: Accuracy of pedicle screw insertion for unilateral open transforaminal lumbar interbody fusion: a side-by-side comparison of percutaneous and conventional open techniques in the same patients

sideRisk factorOdds ratio95% CIP-value
P-sideBMI1.194(1.066–1.338)P = 0.002
  1. Stratified by PPS or Open surgery
  2. Model Adjusted for age, sex, operation side, BMI, and operation levels