Kappa values for agreement between MR imaging findings and intraoperative findings of injury to osseous and soft tissue/ligamentous structures
| Anatomic Structure | Surgical Finding(s) | MRI Finding(s) | κ |
|---|---|---|---|
| Anterior longitudinal ligament | Partial or complete tear | Abnormal signal | minus;0.12 |
| Partial or complete tear | Ligament elevation | 0.069 | |
| Partial or complete tear | Complete disruption | 0.053 | |
| Partial or complete tear | Any of above abnormalities | −0.033 | |
| Partial or complete tear | Elevation or disruption | 0.18 | |
| Complete tear | Abnormal signal | 0.11 | |
| Complete tear | Ligament elevation | −1.0 | |
| Complete tear | Complete disruption | 0.32 | |
| Complete tear | Any of above abnormalities | 0.18 | |
| Complete tear | Elevation or disruption | 0.31 | |
| Posterior longitudinal ligament | Partial or complete tear | Abnormal signal | −0.054 |
| Partial or complete tear | Ligament elevation | 0.18 | |
| Partial or complete tear | Complete disruption | 0.0 | |
| Partial or complete tear | Any of above abnormalities | 0.31 | |
| Partial or complete tear | Elevation or disruption | 0.29 | |
| Complete tear | Abnormal signal | 0.16 | |
| Complete tear | Ligament elevation | 0.14 | |
| Complete tear | Complete disruption | −0.07 | |
| Complete tear | Any of above abnormalities | 0.27 | |
| Complete tear | Elevation or disruption | 0.077 | |
| Intervertebral disk | Partial or complete disruption | Abnormal signal | 0.077 |
| Partial or complete disruption | Complete disruption | −0.24 | |
| Partial or complete disruption | Any of above abnormalities | −0.09 | |
| Complete disruption | Abnormal signal | 0.18 | |
| Complete disruption | Complete disruption | −0.09 | |
| Complete disruption | Any of above abnormalities | 0.21 | |
| Right facet capsule | Partial or complete disruption | Abnormal signal | 0.041 |
| Partial or complete disruption | Widening of joint | 0.26 | |
| Partial or complete disruption | Complete disruption | 0.018 | |
| Partial or complete disruption | Any of above abnormalities | 0.58 | |
| Partial or complete disruption | Widening or disruption | 0.44 | |
| Left facet capsule | Partial or complete disruption | Abnormal signal | −0.12 |
| Partial or complete disruption | Widening of joint | 0.20 | |
| Partial or complete disruption | Complete disruption | 0.20 | |
| Partial or complete disruption | Any of above abnormalities | 0.43 | |
| Partial or complete disruption | Widening or disruption | 0.53 | |
| Ligamentum flavum | Partial or complete tear | Abnormal signal | −0.13 |
| Partial or complete tear | Complete disruption | 0.32 | |
| Partial or complete tear | Any of above abnormalities | 0.21 | |
| Complete tear | Abnormal signal | −0.098 | |
| Complete tear | Complete disruption | 0.0187 | |
| Complete tear | Any of above abnormalities | −0.017 | |
| Interspinous ligament | Partial or complete tear | Abnormal signal | −0.29 |
| Partial or complete tear | Complete disruption | 0.42 | |
| Partial or complete tear | Any of above abnormalities | 0.11 | |
| Complete tear | Abnormal signal | −0.29 | |
| Complete tear | Complete disruption | 0.39 | |
| Complete tear | Any of above abnormalities | 0.060 | |
| Vertebral body | Fracture | Abnormal signal | −0.37 |
| Fracture | Fracture (change in shape) | 0.48 | |
| Fracture | Any of above abnormalities | 0.19 | |
| Right lamina | Fracture | Fracture (change in shape) | 0.19 |
| Fracture | |||
| Left lamina | Fracture | Fracture (change in shape) | 0.074 |
| Fracture | |||
| Right pedicle | Fracture | Fracture (change in shape) | 0.41 |
| Fracture | |||
| Left pedicle | Fracture | Fracture (change in shape) | 0.62 |
| Fracture | |||
| Right facet | Fracture | Fracture (change in shape) | 0.39 |
| Fracture | |||
| Left facet | Fracture | Fracture (change in shape) | 0.51 |