| Prevalence % (n) | Median Score | Interquartile range |
---|
MCP Joint SH | 60 (12) | 1.5 | 0–3.75b
|
MCP Joint PD | 30 (6) | 0.0 | 0–1b
|
MTP Joint SH | 80 (16) | 2.0 | 1–2b
|
MTP Joint PD | 10 (2) | 0.0 | 0–0b
|
Bursaa present | 100 (20) | 9.5 | 8–11.75c
|
Bursaa PD | 100 (20) | 3.0 | 2–3.75d
|
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aSubmetatarsal and intermetatarsal bursa
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bOut of a possible combined score range of 0–30(using US grading of 0 to 3 for both SH and PD for each of the 10 MCP and10 MTP joints)
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cOut of a possible score range of 0–18 (5 submetatarsal and 4 intermetatarsal bursa on each foot)
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dOut of a possible combined score range of 0–54 (using US grading of 0 to 3 for each of the 18 bursal spaces imaged per patient)