Comparison of CTA versus CE-MRA, CTA versus 2D TOF MRA, and CE-MRA versus 2D TOF MRA stenosis scores
| Techniques | Difference | ||||
|---|---|---|---|---|---|
| None | By 1 | By 2 | By 3 | By 4 | |
| CTA vs CE-MRA | 265/354 (75%) | 72/354 (20%) | 13/354 (4%) | 2/354 (0.5%) | 2/354 (0.5%) |
| CTA vs 2D TOF MRA | 227/354 (64%) | 104/354 (29%) | 20/354 (6%) | 0/354 (0%) | 3/354 (1%) |
| CE-MRA vs 2D TOF MRA | 250/354 (71%) | 85/354 (24%) | 15/354 (4%) | 3/354 (0.75%) | 1/354 (0.25%) |
Note:—CTA indicates CT angiography; CE-MRA, contrast-enhanced MR angiography; TOF MRA, time-of-flight MR angiography.