Effect of fat saturation on the sensitivity of readers in detecting changes of optic neuritis on FLAIR and CE images before and after postprocessing
| Sequence Type | Reader 1 | Reader 2 | ||
|---|---|---|---|---|
| Fat Saturation+ | Fat Saturation– | Fat Saturation+ | Fat Saturation– | |
| FL before processing | 13/19 (68.4%) | 4/11 (36.6%) | 12/19 (63.1%) | 4/11 (36.4%) |
| FL after processing | 12/19 (63.2%) | 5/11 (45.5%) | 11/19 (57.9%) | 5/11 (45.5%) |
| CCE before processing | 10/17 (58.8%) | 1/6 (16.7%) | 11/17 (64.7%) | 2/6 (33.3%) |
| CCE after processing | 12/17 (70.6%) | 1/6 (16.7%) | 12/17 (70.6%) | 1/6 (16.7%) |
| ACE before processing | 1/6 (16.7%) | 5/24 (20.8%) | 2/6 (33.3%) | 2/24 (8.3%) |
| ACE after processing | 2/6 (33.3%) | 7/24 (29.2%) | 2/6 (33.3%) | 7/24 (29.2%) |
Note:—FL indicates FLAIR; CCE, coronal CE-T1WI; ACE, axial CE-T1WI.