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Table 1 Comparison of the general data among the three groups

From: A comparison of three different surgery approaches and methods for neurologically intact thoracolumbar fractures: a retrospective study

Characteristics COPSF group PPSF group POPSF group P value
Cases (n) 36 38 34  
Mean age (years) 46.3±7.8 47.9±8.5 45.6±6.8 0.80*
Gender
 Male 21 25 22 0.78Δ
 Female 15 13 12  
BMI 22.0±2.5 21.8±2.4 22.1±2.6 0.87*
Fracture level
 T11 6 8 4 0.93Δ
 T12 13 13 10  
 L1 11 12 13  
 L2 6 6 7  
Fracture classification
 A1 15 16 15 0.94Δ
 A2 3 4 2  
 A3 10 13 10  
 A4 8 5 7  
  1. COPSF conventional open approach pedicle screw fixation, PPSF percutaneous pedicle screw fixation, POPSF posterior open approach pedicle screw fixation
  2. *One-way ANOVA
  3. Δχ2 test