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Table 4 MRI grades of ACL graft injury in imaging protocol A versus arthroscopy according to reader 2. Diagnostic agreement between MR grade and arthroscopic grade is also included

From: Use of oblique sagittal and coronal weighted images for diagnosis and grading of ACL graft injury

Protocol A

Arthroscopy

     

Complete tear

Partial tear

No tear

Total

kappa

95%CI

Reader 2

Complete tear

6

1

0

7

0.357

0.108–0.606

Partial tear

2

2

4

8

  

No tear

2

5

14

21

  

Total

10

8

18

36

  
  1. CI Confidence interval