| Average | Absolute interobserver variability | Relative interobserver variability |
---|---|---|---|
HD group | |||
 Artefact on T1-weighted images | 3.5 | 1.9* | 1.0* |
 Artefact on T2*-weighted images | 20.9 | 8.2# | 1.4# |
 Fibroglandular volume on T1-weighted images | 159 | 55.2* | 4.0* |
LD group | |||
 Artefact on T1-weighted images | None | None | None |
 Artefact on T2*-weighted images | 0.3 | 0.4# | 0.5# |
 Fibroglandular volume on T1-weighted images | 213 | 45.4* | 3.1* |