Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
The grades of facet degeneration according to cervical levels
| C2-C3 | C3-C4 | C4-C5 | C5-C6 | C6-C7 | Total | |
|---|---|---|---|---|---|---|
| Grade I (%) | 150 (75) | 163 (81.5) | 162 (81) | 162 (81) | 186 (93) | 823 (82.3) |
| Grade II (%) | 35 (17.5) | 30 (15) | 28 (14) | 31 (15.5) | 14 (7) | 138 (13.8) |
| Grade III (%) | 15 (7.5) | 7 (3.5) | 10 (5) | 7 (3.5) | 0 (0) | 39 (3.9) |
| Degenerated (%) | 50 (25) | 37 (18.5) | 38 (19) | 38 (19) | 14 (7) | 177 (17.7) |
| Total (%) | 200 (100) | 200 (100) | 200 (100) | 200 (100) | 200 (100) | 1000 (100) |
