The mean ± standard deviation of each ordinal assessment at different IPAT factors
IPAT | Arterial Phases | A1 | A2 | M1 | M2 | M3 | BA | P2 | P3 |
---|---|---|---|---|---|---|---|---|---|
0 | 0.8 ± 1.0 | 2.7 ± 0.7 | 2.9 ± 0.3 | 2.9 ± 0.3 | 2.6 ± 0.7 | 2.3 ± 0.9 | 3.0 ± 0.1 | 2.8 ± 0.6 | 2.1 ± 0.8 |
2 | 2.6 ± 0.7 | 2.2 ± 0.8 | 2.8 ± 0.5 | 2.8 ± 0.5 | 2.4 ± 0.8 | 1.6 ± 0.8 | 2.9 ± 0.3 | 2.3 ± 0.8 | 1.3 ± 0.8 |
3 | 3.7 ± 0.7 | 1.2 ± 0.4 | 1.3 ± 0.5 | 1.9 ± 0.7 | 1.7 ± 0.7 | 1.1 ± 0.3 | 2.0 ± 0.6 | 1.2 ± 0.4 | 1.0 ± 0.1 |
Note:—IPAT indicates integrated parallel acquisition technique; A1 and A2, A1 and A2 segments of anterior cerebral artery; M1, M2, and M3, M1, M2, and M3 segments of middle cerebral artery; P2 and P3, P2 and P3 segments of posterior cerebral artery; BA, basilar artery.