Table 1:

5 item global assessment results by case number for 3 readers

Case No.Definitely Not TortuousProbably Not TortuousToss-UpProbably TortuousDefinitely Tortuous
1•••○○○○○○○○○○○○
2○○•••○○○○○○○○○○
3○○○○○○○○○•○○○••
4○○○○○○○○○○○○•••
5•••○○○○○○○○○○○○
6○○○○○○○○○○○○•••
7•○○○○○○○○○○•○•○
8•○•○○○○•○○○○○○○
9•••○○○○○○○○○○○○
10•••○○○○○○○○○○○○
11○○○○○○○○○○○○•••
12○○○○○○○○○○○•••○
13○○○○○○○○○○○○•••
14○○○•○○○○○○○•○•○
15•••○○○○○○○○○○○○
16○○○○○○○○○••○○○•
17○○○○○○○○○○○○•••
18○○○○○○○○○•○•○•○
19•○○○○•○○○○○○○•○
20○○•○○○○•○○○○•○○
21•••○○○○○○○○○○○○
22•••○○○○○○○○○○○○
23••○○○•○○○○○○○○○
24○○○•○•○○○○•○○○○
25○○○○○○•○○○••○○○
26○○○○○○○○•○○○••○
27•••○○○○○○○○○○○○
28•••○○○○○○○○○○○○
Column Perfect Agreement9000514/28 = 50%
Column Majority Agreement11203823/28 = 82%
Dichotomous Agreement12921/28 = 75%
  • Note:—• represents, for a given case, the response on the Likert scale that best describes the presence of tortuosity as read by 1 of 3 individual radiologists.