From: Epidemiology of traumatic cervical spinal fractures in a general Norwegian population
CS-Fx main category | CS-Fx sub category | N (%) |
---|---|---|
C0-C21 | C0 Fx | 219 (10.2) |
 | C1 Fx | 245 (11.4) |
 | C2 Odontoid Fx | 419 (19.5) |
 | C2 Hangman Fx | 59 (2.7) |
 | C2 Other Fx | 141 (6.5) |
 | Craniocervical dislocation | 9 (0.4) |
 | Atlantoaxial distraction | 8 (0.4) |
 | Atlantoaxial rotation | 32 (1.5) |
C3-C7 (subaxial)2 | C2/C3 “Instability” | 46 (2.1) |
 | C3/C4 “Instability” | 175 (8.1) |
 | C4/C5 “Instability” | 250 (11.6) |
 | C5/C6 “Instability” | 366 (17.0) |
 | C6/C7 “Instability” | 566 (26.3) |
 | C7/Th1 “Instability” | 178 (8.3) |