Interrater agreement relative to image-quality assessment with τ statistics with bootstrap resampling
| Visibility of | ROI-DRI Applied | Frequency | Percentage | κ | 95% CI (Lower) | 95% CI (Upper) |
|---|---|---|---|---|---|---|
| C1 | Yes | 16 | 80 | 0.4737 | 0.0438 | 0.9036 |
| No | 8 | 40 | −0.0345 | −0.3341 | 0.2651 | |
| C2 | Yes | 12 | 60 | 0.2558 | −0.0765 | 0.5881 |
| No | 14 | 70 | 0.2040 | 0.2212 | 0.2620 | |
| C3 | Yes | 12 | 60 | 0.0751 | −0.2676 | 0.4179 |
| No | 11 | 55 | 0.1589 | −0.1344 | 0.4521 | |
| C4 | Yes | 10 | 50 | 0.1111 | −0.2336 | 0.4559 |
| No | 9 | 45 | 0.1603 | −0.0227 | 0.3433 | |
| C5 | Yes | 17 | 85 | 0.6154 | 0.2684 | 0.9623 |
| No | 16 | 80 | 0.2523 | −0.2669 | 0.7715 | |
| C6 | Yes | 31 | 51.67 | 0.0914 | −0.1349 | 0.3177 |
| No | 39 | 65 | 0.1656 | −0.0773 | 0.4084 | |
| C7 | Yes | 10 | 50 | −0.2195 | −0.4131 | −0.0259 |
| No | 12 | 60 | 0.1667 | −0.1959 | 0.5293 | |
| C8 | Yes | 17 | 85 | 0.7000 | 0.4014 | 0.9986 |
| No | 13 | 65 | 0.3636 | 0.0705 | 0.6568 |