| |
Participants with MRI features, n (%)
|
Univariable analyses
|
Multivariable analysis1
|
Multivariable analyses2
|
|---|
|
RA
|
Other arthritides
|
OR (95% CI)
|
P value
|
OR (95% CI)
|
P value
|
OR (95% CI)
|
P value
|
|---|
|
Intermetatarsal bursitis
|
109 (69)
|
84 (30)
|
5.4 (3.5–8.3)
|
< 0.001
|
4.5 (2.7–7.8)
|
< 0.001
|
3.7 (2.1–6.6)
|
< 0.001
|
|
Submetatarsal bursitis
|
39 (25)
|
17 (6)
|
5.2 (2.8–9.5)
|
< 0.001
|
2.2 (1.03–4.5)
|
0.041
|
2.3 (1.1–4.8)
|
0.031
|
|
Morton’s neuroma
|
30 (19)
|
10 (4)
|
6.7 (3.2–14.2)
|
< 0.001
|
–
|
–
|
3.1 (1.3–7.7)
|
0.012
|
|
Diffuse submetatarsal alterations
|
36 (23)
|
45 (16)
|
1.6 (0.9–2.6)
|
0.067
|
–
|
–
|
0.9 (0.5–1.8)
|
0.86
|
- The results of logistic regression analyses are presented. RA rheumatoid arthritis, OR odds ratio, CI confidence interval
- 1Multivariable model including intermetatarsal bursitis, submetatarsal bursitis, age, gender, anti-CCP, and RAMRIS inflammation (defined as the presence of synovitis, tenosynovitis, and/or osteitis)
- 2Multivariable model including intermetatarsal bursitis, submetatarsal bursitis, Morton’s neuroma, diffuse submetatarsal alterations, age, gender, BMI, anti-CCP antibodies, and RAMRIS inflammation
