Table 2

 Preliminary MRI evaluation*: detection of bone erosions and synovitis of low field spin echo and gradient echo MRI with high field spin echo MRI as standard reference

Low field MRI
Sensitivity (%)Specificity (%)Accuracy (%)
*Based on assessment of 10 patients and 10 controls.
T1-SE, T1 weighted spin echo; T1-GE, T1 weighted gradient echo.
Wrist erosions568795908689
MCP erosions359499969296
Wrist synovitis859286718585
MCP synovitis658197737978