Intra- and interrater agreements for the image quality of DESS-WE and CISS
| Participants | Segmentation | DESS-WE | CISS | |
|---|---|---|---|---|
| Interrater κ (95% CI) | Healthy volunteers | Facial nerve trunk visibility | 0.724 (0.477–0.971) | 0.796 (0.660–0.994) |
| Temporofacial trunk visibility | 0.753 (0.533–0.972) | 0.816 (0.644–0.988) | ||
| Cervicofacial trunk visibility | 0.738 (0.522–0.954) | 0.809 (0.635–0.983) | ||
| Intrarater κ (95% CI) | Healthy volunteers | Facial nerve trunk visibility | 0.740 (0.503–0.977) | 0.783 (0.580–0.995) |
| Temporofacial trunk visibility | 0.759 (0.553–0.966) | 0.805 (0.623–0.986) | ||
| Cervicofacial trunk visibility | 0.728 (0.487–0.968) | 0.755 (0.557–0.952) | ||
| Interrater κ (95% CI) | Patients | Clarity of tumor margin | 0.841 (0.692–0.989) | 0.797 (0.625–0.968) |
| Continuity | 0.810 (0.646–0.974) | 0.774 (0.551–0.997) | ||
| Spatial relationship | 0.793 (0.624–0.963) | 0.784 (0.575–0.993) | ||
| Diagnostic confidence | 0.784 (0.638–0.931) | 0.780 (0.566–0.994) | ||
| Intrarater κ (95% CI) | Patients | Clarity of tumor margin | 0.817 (0.651–0.982) | 0.763 (0.584–0.943) |
| Continuity | 0.794 (0.604–0.982) | 0.757 (0.568–0.946) | ||
| Spatial relationship | 0.854 (0.726–0.983) | 0.779 (0.563–0.996) | ||
| Diagnostic confidence | 0.870 (0.750–0.989) | 0.786 (0.584–0.989) |
Note:—Continuity indicates continuity of the facial nerve trunk from the foramen to the level of the parotid tumor; spatial relationship, the relative position of the facial nerve in relation to the tumor.