Table 2 Interobserver agreement

Observers involved

7

4

5

6

Specialty

Neuro physicians, ophthalmologists, physician, pathologists

Pathologists

Ultra-sonographer

Radiologist

Tools

Questionaries’ and laboratory tests

4 cores

B-mode and color doppler

DWI and T1WI

Criteria for positive giant cell arteritis

The new type of localized head pain, and claudication of jaw or tongue

Visualization of giant cell in histopathology

Halo, vasculitis, stenotic, or occluded

Mural thickening ≥0.6 mm and significant mural enhancement

k-value

0.83

0.63

0.62

0.67