TABLE 3:
Demographic data of patients with proved vertebral artery thrombosis (VAT), including ASIA impairment grade, etiology, level of bone injury, and neurologic level of injury
| (N = 83) | % (n) |
|---|---|
| Patients with VAT | |
| Male | 76 (63) |
| Female | 24 (20) |
| Mean age (y) | 44 (14–88) |
| Vertebral artery affected | |
| Left | 48 (42) |
| Right | 43 (37) |
| Both | 9 (4) |
| ASIA impairment grade | |
| A | 30 (25) |
| B | 7 (6) |
| C | 11 (9) |
| D | 11 (9) |
| E | 41 (34) |
| Etiology | |
| Automobile crash | 45 (37) |
| Fall | 28 (23) |
| Sports injury | 12 (10) |
| Other | 15 (13) |
| Level of bony injury | |
| C1 | 3 (5) |
| C2 | 4 (6) |
| C3 | 6 (10) |
| C4 | 21 (34) |
| C5 | 33 (55) |
| C6 | 24 (39) |
| C7 | 9 (14) |
| Neurologic level of injury | |
| C3 | 5 (3) |
| C4 | 28 (23) |
| C5 | 18 (15) |
| C6 | 6 (5) |
| C7 | 1 (2) |
| C8 | 1 (2) |
| No neurologic level | 41 (34) |
Note.—ASIA indicates American Spinal Injury Association.
Multiple fractures were possible in individual patients.