Results of the observer study rating the visibility of pre- and post-MAR images
| Scorea | Pre-MAR (%) | Post-MAR (%) | Improvement after MAR Wilcoxon Signed Rank Test |
|---|---|---|---|
| Stent visibility | |||
| 1 | 77.5 | 0.0 | Improved after MAR P < .0001 |
| 2 | 22.5 | 40.0 | |
| 3 | 0.0 | 60.0 | |
| Parent artery visibility | |||
| 1 | 75.0 | 12.5 | Improved after MAR P < .0001 |
| 2 | 22.5 | 30.0 | |
| 3 | 2.5 | 60.0 | |
| Overall | |||
| 1 | 76.3 | 6.3 | Improved after MAR P < .0001 |
| 2 | 22.5 | 35 | |
| 3 | 1.3 | 60.0 |
a
Score 1 indicates insufficient for diagnosis; score 2, sufficient for diagnosis; score 3, excellent.