| Spinal canal narrowing degrees (vertebrae) |  | |||
---|---|---|---|---|---|
Cohort | 0 | 1 | 2 | 3 | Total |
Earthquake-related injuries | 110 | 76 | 50 | 16 | 252 |
Non-earthquake-related injuries | 129 | 56 | 44 | 26 | 255 |
AO type | Earthquake-related/non-earthquake-related (vertebrae) | ||||
   Type A | 68/72 | 47/29 | 34/22 | 6/4 | 155/127 |
   Type B | 11/16 | 20/7 | 10/8 | 4/5 | 45/36 |
   Type C | 3/2 | 7/13 | 6/14 | 6/15 | 22/44 |