| Variables | Pre-intervention | Post-intervention | P |
| Number of patients | 80 | 70 | |
| Demographics | |||
| Males (%) | 60 | 61 | |
| Mean Disease Duration (0 - 55) (years) | 12.5 (0 - 55) | 10.9 (0.5 - 40) | |
| Ankylosing spondylitis (%) | 66 | 66 | |
| Past investigations | |||
| Hip involvement ever (%) | 22 | 26 | 0.64 |
| Iritis ever (%) | 29 | 22 | 0.38 |
| Assessed for Iritis by history (%) | 100 | 100 | 1.00 |
| SI joint diagnosis by imaging | |||
| X-ray (%) | 33 | 32 | 0.91 |
| MRI (%) | 70 | 70 | 0.54 |
| CT scan (%) | 6 | 3 | 0.17 |
| Bone scan(%) | 1 | 1 | 0.36 |
| Other (%) | 0 | 0 | 1.00 |
| Spine MRI ever done (%) | 43 | 44 | 0.71 |
| Frequency of current measures performed | |||
| TJC in last 3 months (%) | 95 | 99 | 0.20 |
| SJC in last 3 months (%) | 96 | 99 | 0.46 |
| Schober or modified Schober (%) | 77 | 73 | 0.57 |
| Wall to occiput measured (%) | 77 | 64 | 0.11 |
| Lateral flexion (%) | 43 | 33 | 0.25 |
| Chest wall expansion (%) | 36 | 24 | 0.34 |
| CRP in last 3 months (%) | 54 | 61 | 0.38 |
| ESR in last 3 months (%) | 51 | 62 | 0.17 |
| Patient Global VAS (%) | 56 | 59 | 0.82 |
| MD Global VAS (%) | 84 | 94 | 0.49 |
| HAQ (%) | 64 | 41 | 0.06 |
| BASDAI (%) | 79 | 79 | 1.00 |