Table 2.
Vascular segment rating and intraclass correlation between raters.
| Reconstruction | Native grasp | Subtracted grasp | Hemodynamically-accentuated grasp | |||
|---|---|---|---|---|---|---|
| Segment | Median consensus rating (IQR) | ICC (95% CI) | Median consensus rating (IQR) | ICC (95% CI) | Median consensus rating (IQR) | ICC (95% CI) |
| Intracranial ICA | 3 (3–3) | 1.00 (1.00–1.00) | 3 (2–3) | 0.95 (0.90–0.98) | 2 (2–3) | 1.00 (1.00–1.00) |
| MCA M1 | 3 (3–3) | 1.00 (1.00–1.00) | 3 (3–3) | 1.00 (1.00–1.00) | 3 (3–3) | 1.00 (1.00–1.00) |
| MCA M2 | 3 (3–3) | 1.00 (1.00–1.00) | 3 (2–3) | 1.00 (1.00–1.00) | 3 (2–3) | 1.00 (1.00–1.00) |
| MCA M3 | 3 (3–3) | 1.00 (1.00–1.00) | 3 (3–3) | 0.80 (0.62–0.93) | 3 (3–3) | 0.93 (0.85–0.98) |
| MCA M4 | 3 (3–3) | 1.00 (1.00–1.00) | 2 (2–2) | 0.94 (0.89–0.98) | 3 (2–3) | 0.91 (0.81–0.96) |
| Venous structures | 3 (3–3) | 1.00 (1.00–1.00) | 3 (3–3) | 1.00 (1.00–1.00) | 3 (3–3) | 1.00 (1.00–1.00) |
ICC intraclass correlation coefficient, CI confidence interval, IQR interquartile range, ICA internal carotid artery, MCA middle cerebral artery.