Table 2.
Course of positive MRI results in sacroiliac joints over 1 yeara
| MRI results over time | No. of patients |
|---|---|
| Patients with available MRI results at baseline/3 months/1 year | 122 |
| −/−/− | 86 |
| +/+/+ | 15 |
| −/−/+ | 7 |
| +/+/− | 7 |
| −/+/+ | 3 |
| +/−/− | 2 |
| +/−/+ | 1 |
| −/+/− | 1 |
| Patients with available MRI results at baseline/3 months | 21 |
| −/− | 18 |
| +/+ | 2 |
| −/+ | 1 |
| Patients with available MRI results at baseline/1 year | 45 |
| −/− | 41 |
| +/+ | 2 |
| +/− | 2 |
a
Positive magnetic resonance imaging (MRI) results for axial spondyloarthritis are represented by +, and negative results by −.