Table 1 Summary of bone formation, incorporation and absorption
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 |