Table 5 Inter-rater agreement (quantitative and qualitative analysis)
From: Initial experience with 3D isotropic high-resolution 3 T MR arthrography of the wrist
Percentage of inter-rater (R1-R2) agreement(%) exact/within 1 point | Cohen’s kappa value | ||||||
|---|---|---|---|---|---|---|---|
3 T-MRI | 1.5 T-MRI | ||||||
2D FST1 | 2D FSPD | Isotropic 3D FSPD | 2D PD | T1 or FST1 or MEDIC | 3 T-MRI | 1.5 T-MRI | |
Contrast leak | 36.4/100 | 54.5/100 | 100/100 | N/A | 72.2/100 | 1.00 | 0.89 |
Prestyloid recess | 36.4/100 | 90.9/100 | 90/100 | N/A | 77.8/100 | 1.00 | 0.68 |
Triangular ligament | 45.5/90.9 | 45.5/90.9 | 90/100 | N/A | 38.9/100 | 0.86 | 0.81 |
Remaining TFCC | 45.5/90.9 | 63.6/90.9 | 80/100 | N/A | 61.1/94.4 | 0.86 | 0.80 |
UCL | 54.5/90.9 | 63.6/90.9 | 70/100 | 72.7/100 | 55.6/94.4 | 0.83 | 0.71 |