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Table 1 Summary of bone formation, incorporation and absorption

From: Establishment of an animal model of a pasteurized bone graft, with a preliminary analysis of muscle coverage or FGF-2 administration to the graft

  2 weeks 4 weeks 12 weeks
Bone formation on the host bone    
   Muscle cover (+); FGF2 (-) 4/4 (100%) 4/4 (100%) 2/4 (50%)
   Muscle cover (-); FGF2 (-) 3/4 (75%) 2/4 (50%) 0/4 (0%)a
   Muscle cover (-); FGF2 (+) 3/4 (75%) 4/4 (100%) 5/8 (63%)a
Bone incorporation    
   Muscle cover (+); FGF2 (-) 0/4 (0%) 2/4 (50%) 3/4 (75%)b
   Muscle cover (-); FGF2 (-) 0/4 (0%) 0/4 (0%) 0/4 (0%)b
   Muscle cover (-); FGF2 (+) 0/4 (0%) 2/4 (50%) 3/8 (38%)
Bone absorption on grafted bone    
   Muscle cover (+); FGF2 (-) 0/4 (0%) 3/4 (75%)* 4/4 (100%)
   Mild 3 Mild 1
   Severe 0 Severe 3
   Muscle cover (-); FGF2 (-) 0/4 (0%) 0/4 (0%) 4/4 (100%)
    Mild 0
    Severe 4
   Muscle cover (-); FGF2 (+) 0/4 (0%) 0/4 (0%) 2/8 (25%)**
    Mild 1
    Severe 1
  1. FGF; fibroblast growth factor.
  2. a; p < 0.05, b; p < 0.05
  3. *; p < 0.05, **; p < 0.01 (compared to the other groups).