Table 4. Inter-Reader Agreement for Categorical Treatment-Response Assessment using DWI.
DWI Interpretation by Reader 2 | DWI Interpretation by Reader 1 | Total | |||
---|---|---|---|---|---|
Complete Remission | Reduced Inflammation | Unchanged Inflammation | Increased Inflammation | ||
Complete remission | 14 | 3 | 0 | 0 | 17 |
Reduced inflammation | 3 | 7 | 2 | 0 | 12 |
Unchanged inflammation | 0 | 5 | 1 | 1 | 7 |
Increased inflammation | 0 | 0 | 1 | 0 | 1 |
Total | 17 | 15 | 4 | 1 | 37 |
Data indicate number of index lesions. DWI = diffusion-weighted imaging