Interrater agreement (κ) regarding best final management choice
| All Cases | Landis and Koch Interpretation | |
|---|---|---|
| All raters (n = 47) | ||
| Dichotomizeda | 0.094 (0.068–0.130) | Poor |
| All categories | 0.110 (0.090–0.135) | Poor |
| Specialty | ||
| Open neurosurgeons (n = 15) | ||
| Dichotomizeda | 0.109 (0.063–0.172) | Poor |
| All categories | 0.072 (0.040–0.119) | Poor |
| INR (n = 25) | ||
| Dichotomizeda | 0.177 (0.135–0.233) | Poor |
| All categories | 0.185 (0.155–0.224) | Poor |
| Dual-trained neurosurgeons (n = 7) | ||
| Dichotomizeda | 0.132 (0.065–0.203) | Poor |
| All categories | 0.120 (0.079–0.176) | Poor |
| Location of practice | ||
| North America (n = 19) | ||
| Dichotomizeda | 0.060 (0.031–0.101) | Poor |
| All categories | 0.076 (0.055–0.101) | Poor |
| Europe (n = 27) | ||
| Dichotomizeda | 0.118 (0.084–0.167) | Poor |
| All categories | 0.130 (0.103–0.166) | Poor |
Note:—INR indicates interventional neuroradiologists.
a
All categories (surgical management, coiling ± balloon remodelling, coiling ± stent, flow diverter, and intrasaccular flow disruptor) were dichotomized as surgical management versus all others.