Hemodynamic characteristics (normalized with aneurysm-averaged values) of AWE and nonenhanced regionsa
| Variable | AWE | NoE | P | 95% CI (Diff)b |
|---|---|---|---|---|
| pWSS | 0.95 [SD, 0.52] | 1.02 [SD, 0.07] | .18 | (–0.051, 0.254) |
| mWSS | 0.87 [SD, 0.21] | 1.03 [SD, 0.07] | .05c | (0.001, 0.273) |
| OSI | 1.96 [SD, 3.67] | 0.98 [SD, 0.14] | .3 | (–0.350, 0.074) |
| RRT | 1.46 [SD, 1.57] | 0.98 [SD, 2.10] | .15 | (–0.324, 0.066) |
| GON | 1.12 [SD, 0.53] | 0.99 [SD, 0.07] | .81 | (–0.173, 0.162) |
| WSSDIV | –2.85 [SD, 6.92] | 0.45 [SD, 2.10] | .03c | (0.170, 5.457) |
| WSSGRAD | 0.95 [SD, 0.48] | 1.03 [SD, 0.08] | .18 | (–0.030, 0.194) |
Note:—NoE indicates nonenhanced; OSI, oscillatory shear index; RTT, relative residence time; GON, mean gradient oscillatory number; WSSDIV, mean WSS divergence; WSSGRAD, mean WSS gradient.
a
Values are given as mean [SD] unless otherwise noted.
b
95% confidence intervals of the differences. Mathematic definitions of the variables are provided in Mut et al.26
c
Significant differences (P < .05).