Immediate postembolization angiographic appearance on the 3-point scale
| Core Laboratory Readings | Operator Readings | |||
|---|---|---|---|---|
| Grade 1, n (%)a | Grade 2, n (%) | Grade 3, n (%) | Total | |
| Grade 1 | 108 (48) | 41 (24) | 18 (46) | 167 |
| Grade 2 | 97 (43) | 100 (59) | 18 (46) | 215 |
| Grade 3 | 21 (9) | 28 (17) | 3 (8) | 52 |
| Total | 226 | 169 | 39 | 434 |
↵a Percentages follow columnar order.