Skip to main content

Table 3 Predictive factors for postoperative complications

From: Predictive factors for complications after surgical treatment for schwannomas of the extremities

  Postoperative complications P value
(−) (+) univariate multivariate
Mean age   52.2 59.3 0.03 0.06
Tumor size   3.19 2.94 0.45  
Duration of ≥12 months 51 21 0.15 0.25
 symptoms < 12 months 41 28   
Preoperative motor (−) 89 46 0.41  
 weakness (+) 3 3   
Preoperative hypesthesia (−) 85 44 0.67  
  (+) 6 5   
Schwannomatosis (−) 84 45 1.0  
  (+) 8 4   
Previous surgery (−) 90 48 1.0  
  (+) 2 1   
Degenerative changes (−) 59 31 0.9  
 on MR imaging (+) 32 17   
Tourniquet (−) 42 24 0.25  
  (+) 50 25   
Location Upper limb 31 29 0.003 0.14
  Lower limb 61 20   
  Proximal 46 27 0.59  
  Distal 46 22   
Nerve Major motor 59 44 0.001 0.03
  Others 33 5