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Major complications in patients over 65 years of age
| rhBMP-2 (n = 34) | Autograft (n = 41) | p value | |
|---|---|---|---|
| Dural tear | 1 | 3 | 0.254 |
| Cardiac problem | 2 | 4 | |
| Gastrointestinal problem | 2 | 4 | |
| Urinary tract infection | 1 | 2 | |
| Neurological deficit | 1 | 1 | |
| Deep vein thrombosis | 3 | 5 | |
| Wound infection | 1 | 1 | |
| Total | 12 (35.3%) | 20 (48.8%) |
