From: Clinical report of cervical arthroplasty in management of spondylotic myelopathy in Chinese
level
Patient
C3/4
7
C4/5
19
C5/6
30
C6/7
8
C3/4, C4/5
3
C4/5, C5/6
9
C3/4, C5/6
5
C4/5, C6/7
2