Table 2:
Visibility grade of 30 vestibular aqueducts viewed by 2 readers on 45° oblique and axial reformats
Visibility Grade
Observer 1
Observer 1
Observer 2
Observer 2
45° Oblique
Axial
45° Oblique
Axial
1
1 (3%)
3 (10%)
1 (3%)
4 (13%)
2
3 (10%)
9 (30%)
6 (20%)
11 (37%)
3
26 (87%)
18 (60%)
23 (77%)
15 (15%)