Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Average Stenosis Scores for Gold Standard Digital Subtraction Angiography (DSA) and MR Angiography (MRA) Techniques
| Imaging Modality | Stenosis Score (mean ± SD) |
|---|---|
| Contrast-enhanced MRA | 1.28 ± 1.26 |
| Unenhanced MRA | 1.22 ± 1.28 |
| DSA | 1.16 ± 1.19 |
|
| |
| pa | |
| Contrast-enhanced MRA versus DSA | > 0.05 |
| Unenhanced MRA versus DSA | > 0.05 |
Wilcoxon signed rank test.
