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Maximum Vertebral Gap Distance (mm) at C6-C7 Depending on Ankylosis, Fracture, Implant, and Acceleration.
| No AS No Fracture | AS No Fracture | AS Fracture | AS Fracture C6C7 Implant | AS Fracture C3C6C7T3 Implant | AS Fracture C3toT3 Implant | AS Fracture C5toT1 Implant | |
|---|---|---|---|---|---|---|---|
| 1.5g | 1.52 | 0.02 | 1.50 | 0.15 | 0.14 | 0.13 | 0.13 |
| 3.0g | 2.99 | 0.05 | 3.35 | 0.59 | 0.55 | 0.51 | 0.52 |
| 4.5g | 4.57 | 0.08 | 3.90 | 1.13 | 1.04 | 1.00 | 0.98 |
Abbreviation: AS, ankylosing spondylitis.
