Spearman’s correlation coefficients between magnetic resonance arthrography-reported pathology at the lesser metatarsophalangeal joints in patients with rheumatoid arthritis and clinical, biomechanical, and radiographic variables.
| Variables | rs | p | n |
|---|---|---|---|
| Disease duration | 0.728 | 0.001 | 15 |
| VAS | −0.122 | 0.332 | 15 |
| LFISIF score | −0.162 | 0.282 | 15 |
| LFISAP score | −0.002 | 0.497 | 15 |
| Platto’s FF Structural Index score | 0.535 | 0.020 | 15 |
| Gait velocity | −0.200 | 0.237 | 15 |
| Larsen score | 0.818 | 0.000 | 15 |
| Callus present | 0.523 | 0.023 | 15 |
| Subluxation present | 0.486 | 0.033 | 15 |
| Peak pressure | 0.629 | 0.006 | 15 |
VAS: visual analog scale; LFISIF: Leeds Foot Impact Scale to assess impairment and footwear; LFISAP: LFIS to assess activity and participation; FF: forefoot.