Reproducibility of collateral circulation deficit measurements: Interrater
| Expert vs Nonexpert 1 | Expert vs Nonexpert 2 | Nonexpert 1 vs Nonexpert 2 | ICC (95% CI) | ||
|---|---|---|---|---|---|
| Automatic AIF selection | r2 | 0.84 | 0.90 | 0.94 | 0.92 (0.88–0.96) |
| Manual AIF selection | r2 | 0.77 | 0.79 | 0.84 | 0.88 (0.82–0.92) |
Note:—ICC indicates intraclass correlation.