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Table 4 Details about cage subsidence in the PSA group

From: Augmented pedicle trajectory applied on the osteoporotic spine with lumbar degenerative disease: mid-term outcome

  Subsidence Normal P value
Fusion segments 24 32  
Number of cage (one/two) 12/12 17/15 0.817
Position of cage    0.653
 Anterior middle posterior 16 20  
 Anterior middle 6 8  
 Middle posterior 2 4  
Cement leakage 8 8 0.495
  1. Note: *, P<0.05