T2WI/STIR images | | | |
Overall image-quality grade | 3.9 ± 0.5 | 3.6 ± 0.7 | .022 |
Fat-saturation grade | | | |
Maxillary region | 4.6 ± 0.4 | 4.3 ± 0.5 | .013 |
Mandibular region | 4.4 ± 0.5 | 4.0 ± 0.6 | .007 |
Lower neck region | 4.7 ± 0.4 | 4.3 ± 0.4 | .001 |
Dental amalgam susceptibility artifacts (%) | 38.7% | 22.7% | .056 |
Post-Gad-T1WIs | | | |
Overall image-quality grade | 4.0 ± 0.4 | 2.6 ± 0.6 | <.001 |
Fat-saturation grade | | | |
Maxillary region | 4.8 ± 0.3 | 3.8 ± 0.7 | <.001 |
Mandibular region | 4.7 ± 0.3 | 2.8 ± 0.5 | <.001 |
Lower neck region | 4.8 ± 0.3 | 1.4 ± 0.7 | <.001 |
Dental amalgam susceptibility artifacts (%) | 37.1% | 31.8% | .50 |