Table 4. Interobserver Agreement between Two Radiologists for mrTRG.
| Reviewer 1 | Reviewer 2 | Total (%) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mrTRG 1 | mrTRG 2 | mrTRG 3 | mrTRG 4 | mrTRG 5 | ||||||||
| DWI (-) | DWI (+) | DWI (-) | DWI (+) | DWI (-) | DWI (+) | DWI (-) | DWI (+) | DWI (-) | DWI (+) | DWI (-) | DWI (+) | |
| mrTRG 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 (0.0) | 1 (0.3) |
| mrTRG 2 | 1 | 2 | 11 | 8 | 37 | 34 | 4 | 5 | 0 | 0 | 53 (16.5) | 49 (15.3) |
| mrTRG 3 | 3 | 2 | 11 | 2 | 64 | 78 | 41 | 32 | 0 | 0 | 119 (37.1) | 114 (35.5) |
| mrTRG 4 | 0 | 0 | 2 | 1 | 53 | 51 | 88 | 99 | 2 | 2 | 145 (45.2) | 153 (47.7) |
| mrTRG 5 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 2 | 1 | 1 | 4 (1.2) | 4 (1.2) |
| Total (%) | 4 (1.2) | 4 (1.2) | 24 (7.5) | 11 (3.4) | 155 (48.3) | 165 (51.4) | 135 (42.1) | 138 (43.0) | 3 (0.9) | 3 (0.9) | 321 | 321 |
DWI = diffusion-weighted imaging