Table 1.

Patients population

Characteristic	Value
No. of patients	45
Male	30
Female	15
Age (yr)	55.9 (28–78)
Level of pathology
C4–C5	7 (15.2)
C5–C6	8 (17.5)
C6–C7	31 (67.3)
Follow-up period (mo)	18.7 (1–120)

Values are presented as number, mean (range), or number (%).