Table 1:

Descriptive findings of the alar ligaments

Readers 1 + 2κ Value (SE)
Delineation of AL in coronal plane
    Good (grade 3)17%
    Moderate (grade 2)50.5%
    Poor (grade 1)32%
    Not definable (grade 0)0.5%
Delineation of AL in sagittal plane
    Good (grade 3)12%
    Moderate (grade 2)40%
    Poor (grade 1)47.5%
    Not definable (grade 0)0.5%
Delineation of AL in axial plane
    Good (grade 3)9.5%
    Moderate (grade 2)41%
    Poor (grade 1)46%
    Not definable (grade 0)3.5%
Orientation of AL in coronal plane0.85
    Laterally ascending58.5%(±0.051)
    Horizontally oriented40.5%
    Laterally descending1%
Orientation of AL in axial plane0.90
    Posterolateral32.5%(±0.047)
    Straight lateral67.5%
    Anterolateral0%
Shape of AL in sagittal plane
    Round41.5%
    Ovoid51.5%
    Winglike6.5%
    Not definable0.5%