Inter-rater agreements for the ‘halo’ and ‘compression’ signs in temporal and axillary arteries
| Section | Lesion (mean prevalence, %)* | Agreement (mean, %) | Agreement (range) | Light‘s κ (mean) | Light‘s κ (range) |
| ‘halo’ (all images & videos) | 51.4 | 94 | 82–100 | 0.89 | 0.65–1 |
| ‘halo’ (all images) | 54 | 98 | 89–100 | 0.95 | 0.78–1 |
| ‘halo’ (all videos) | 49.3 | 92 | 77–100 | 0.84 | 0.54–1 |
| ‘halo’ temporal arteries (images & videos) | 53.2 | 94 | 78–100 | 0.87 | 0.58–1 |
| ‘halo’ temporal arteries (images) | 57.5 | 97 | 84–100 | 0.94 | 0.69–1 |
| ‘halo’ temporal arteries (videos) | 50 | 91 | 74–100 | 0.83 | 0.49–1 |
| ‘halo’ axillary arteries (images & videos) | 46 | 97 | 80–100 | 0.93 | 0.58–1 |
| ‘halo’ axillary arteries (images) | 45 | 99 | 90–100 | 0.98 | 0.80–1 |
| ‘halo’ axillary arteries (videos) | 47 | 94 | 70–100 | 0.88 | 0.34–1 |
| ‘compression’ sign (videos) | 53.6 | 92 | 70–100 | 0.83 | 0.34–1 |
*Calculated as pathological lesions out of 100 presented images and/or videos.