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Table 2 Frequencies of PE detected tenderness or swelling and US-detected inflammation in wrist and finger joints

From: The agreement between ultrasound-determined joint inflammation and clinical signs in patients with rheumatoid arthritis

Joints PE detected tenderness or swelling (%) US-detected inflammation (%)
Tenderness Swelling GS synovial hyperplasia PD synovitis Tenosynovitis/peritendinitis
MCP1 19.38 11.67 12.92 6.25 0.00
MCP2 24.79 22.29 20.21 13.96 0.00
MCP3 19.58 17.71 15.83 10.63 1.16
MCP4 13.13 11.04 10.00 6.88 0.58
MCP5 15.42 12.71 13.54 6.88 0.19
PIP1 20.63 13.75 3.54 1.46 0.39
PIP2 27.50 20.63 3.13 1.04 1.16
PIP3 32.50 22.29 7.50 3.13 2.32
PIP4 25.00 16.67 5.83 2.92 1.35
PIP5 22.92 16.88 3.96 1.46 0.58
Wrist 49.17 36.04 66.46 43.75 13.37
At joint level 22.83 17.05 14.11 8.39 NA
At patient level 84.11 74.03 85.27 62.01 25.97
  1. Abbreviations: GS gray scale, PD power Doppler, MCP metacarpophalangeal, PIP proximal interphalangeal, PE physical examination, US ultrasound, NA not applicable