Table 2.
Meta-analyses and systematic reviews relating to TAUS.
| Author | Year | Sample size-total (GCA) | Reference standard | US definition of vasculitis | Sensitivity | Specificity | 
|---|---|---|---|---|---|---|
| Karassa | 2005 | 2,036 | Clinical | Halo | 55% | 94% | 
| Biopsy | Halo | 69% | 82% | |||
| Arida | 2010 | 575 (204) | Clinical | U/L Halo | 68% | 91% | 
| Ball | 2010 | 998 | Biopsy | Halo / stenosis /occlusion | 75% | 83% | 
| Duftner | 2018 | 605 (605) | Clinical | Halo | 77% | 96% | 
| Clinical | MRI Cranial Arteries | 73% | 88% | |||
| Clinical/ Biopsy | PET-CT | 67–77% | 66–100% | |||
| Rinagel | 2019 | 20 studies | Biopsy | Halo | 68% | 81% |