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Table 2 Mean PsAMRIS values ± standard deviation for each inflammation parameter at MCP joint level in PsA and RA patients

From: High-resolution MRI of flexor tendon pulleys using a 16-channel hand coil: disease detection and differentiation of psoriatic and rheumatoid arthritis

PsAMRIS value

MCP

p value

PsA

RA

Overall

23.41 ± 4.89

20.45 ± 4.17

0.071

Synovitis

9.18 ± 2.1

10.35 ± 1.87

0.084

Flexor tenosynovitis

4.76 ± 1.44

5.05 ± 1.61

0.572

Periarticular inflammation

6.47 ± 1.66

4.15 ± 2.24

0.003

Bone edema

0.6 ± 1.18

0.4 ± 1.27

0.643

Bone erosion

2.29 ± 1.49

0.5 ± 0.76

< 0.001

Bone proliferation

0.12 ± 0.33

0

0.163

  1. p values for the comparison of means between PsA and RA patients. After (adapted) Bonferroni correction, p values < 0.0167 were considered significant and are given in bold type