Summary of graft material used and associated fusion rates.
| Graft Used | n (cases with radiographic follow-up) | # of levels | 1-level procedures (# fused) | 2-level procedures (# fused) | # levels fused | % fusion |
|---|---|---|---|---|---|---|
| Osteocel + autograft | 15 | 21 | 9 (9/9) | 6 (12/12) | 21 | 100% |
| Grafton DBM + allograft | 22 | 30 | 14 (14/14) | 8 (14/16) | 28 | 93% |
| Allograft + autograft chips | 2 | 2 | 2 (2/2) | None | 2 | 100% |
| DBX Putty + allograft & autograft chips | 3 | 4 | 2 (2/2) | 1 (0/2) | 2 | 50% |
| Total | 42 | 57 | 27 (27 levels) | 15 (30 levels) | 53 | 93% |