Table 9.
Median of scoring results of all 3 evaluators for image quality parameters
| imaging technique | CTbw | CTstw | T2w | T1w | PDw | score | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| quality parameter | m | % | m | % | m | % | m | % | m | % | |
| image noise | 3 | 0 | 3 | 0 | 3 | 0 | 2 | 0.5 | 2 | 2.6 | 0 |
| 0 | 0 | 0 | 36.4 | 12.8 | 1 | ||||||
| 2.6 | 0.5 | 28.7 | 53.8 | 51.3 | 2 | ||||||
| 97.4 | 99.5 | 71.3 | 9.2 | 33.3 | 3 | ||||||
| image sharpness | 3 | 0 | 3 | 0 | 3 | 0.5 | 1 | 1.0 | 2 | 2.1 | 0 |
| 0 | 4.6 | 5.6 | 81.5 | 10.3 | 1 | ||||||
| 0 | 42.6 | 21.5 | 17.4 | 48.2 | 2 | ||||||
| 100 | 52.8 | 72.3 | 0 | 39.5 | 3 | ||||||
| image contrast | 3 | 0 | 2 | 0 | 3 | 0 | 2 | 0.5 | 2 | 1.5 | 0 |
| 0 | 3.6 | 2.6 | 318 | 8.7 | 1 | ||||||
| 21 | 48.2 | 19 | 62.6 | 42.6 | 2 | ||||||
| 79 | 48.2 | 78.5 | 5.1 | 47.2 | 3 | ||||||
m = median; % = distribution of awarded scores (0, 1, 2, 3) in percent