Visualization of the distinct arterial segments evaluable by eTCCD according to the separate assessment of the reviewers and after consensus review
| Segment | Reviewer 1 | Reviewer 2 | Consensus |
|---|---|---|---|
| V4 | 99 | 99 | 99 |
| M1 | 93 | 94 | 93 |
| BA | 94 | 88 | 91 |
| P1 | 88 | 91 | 90 |
| P2 | 87 | 91 | 89 |
| C1 | 84 | 83 | 83 |
| A1 | 84 | 81 | 82 |
| M2 | 61 | 50 | 55 |
| A2 | 48 | 42 | 45 |
| AComA | 27 | 24 | 26 |
| PComA | 23 | 25 | 24 |
Note:—V4 indicates V4-segment of the vertebral artery; M1/M2, M1-/M2-segment of the middle cerebral artery; BA, basilar artery; P1/P2, P1-/P2-segment of the posterior cerebral artery; C1–C1-segment of the internal carotid artery; A1/A2, A1-/A2-segment of the anterior cerebral arteries; AComA, anterior communicating artery; PComA, posterior communicating artery; eTCCD, echo-enhanced transcranial color-coded duplex sonography. All values are shown as percentages.