Table 2:
MR imaging grades 2–3 ligament high signal intensity in patients with WAD1-2 12 months after injury and in noninjured controls with chronic neck pain
| Group | Alar Ligament Grades 2–3 High Signala |
Transverse Ligament Grades 2–3 High Signala |
||||
|---|---|---|---|---|---|---|
| n | % | Pb | n | % | Pb | |
| WAD, NDI > 8% at follow-up (n = 45) | 18 | 40.0 | .681 | 12 | 26.7 | .814 |
| WAD, NDI ≤ 8% at follow-up (n = 46) | 12 | 26.1 | .058 | 10 | 21.7 | 1.000 |
| All WAD (n = 91) | 30 | 33.0 | .151 | 22 | 24.2 | 1.000 |
| Controls, all NDI > 8% (n = 52) | 24 | 46.2 | 12 | 23.1 | ||
a
Highest assigned grade if different between right and left side.
b
P value based on Fisher exact test compared with the controls.