Interreader reliability of status and change in SPARCC MRI spinal inflammation scores.
| Method | Pretreatment Status ICC | Posttreatment Status ICC | Change ICC |
|---|---|---|---|
| Readers A and C 6 DVU | 0.89 | 0.95 | 0.81 |
| Readers A and B 6 DVU | 0.89 | 0.94 | 0.91 |
| Readers B and C 6 DVU | 0.94 | 0.95 | 0.89 |
| Readers B and C 23 DVU | 0.92 | 0.92 | 0.93 |
ICC: intraclass correlation coefficient; SPARCC: Spondyloarthritis Research Consortium of Canada; MRI: magnetic resonance imaging; DVU: discovertebral units.