From: Biomechanical effect of endplate defects on the intermediate vertebral bone in consecutive two-level anterior cervical discectomy and fusion: a finite element analysis
ZP
IM-ZP
CP
IM-CP
Extension
12.90
30.74
3.44
3.24
Flextion
10.90
18.65
3.29
3.33
Bending
19.61
36.18
3.66
3.79
Axial rotation
29.31
38.43
3.05
2.76