Sensitivity, specificity, positive predictive value, and negative predictive value for 3T MRA and 1.5T MRA (DSA as the criterion standard): total occlusion/neck or aneurysm remnants
| SE (95% CI) | Sp (95% CI) | PPV (95% CI) | NPV (95% CI) | |
|---|---|---|---|---|
| 3T MRA | 0.74 (0.63–0.84) | 0.81 (0.71–0.91) | 0.82 (0.72–0.92) | 0.72 (0.61–0.83) |
| 1.5T MRA | 0.65 (0.53–0.76) | 0.88 (0.80–0.96) | 0.86 (0.77–0.96) | 0.68 (0.57–0.79) |
Note:—Sp = specificity.