Aneurysm neck measurement: interobserver and intertechnique agreements
| Reader | CTA reader 1 | CTA reader 2 | CTA reader 3 | CTA reader 4 | DSA |
|---|---|---|---|---|---|
| CTA reader 1 | – | κ = 0.788 | κ = 0.856 | κ = 0.795 | κ = 0.778 |
| CTA reader 2 | κ = 0.788 | – | κ = 0.725 | κ = 0.693 | κ = 0.732 |
| CTA reader 3 | κ = 0.856 | κ = 0.725 | – | κ = 0.815 | κ = 0.768 |
| CTA reader 4 | κ = 0.795 | κ = 0.693 | κ = 0.815 | – | κ = 0.734 |
Note:—CTA, computed tomography angiography; DSA, digital substraction angiography; –, no data.