Table 1:

Pooled sensitivity and specificity for MRA versus DSA

	TOF-MRA				CE-MRA
	Sensitivity	Specificity	Positive LR	Negative LR	Sensitivity	Specificity	Positive LR	Negative LR
Any recanalization	86% (83–89%)	86% (83–89%)	6.3 (4.1–9.8)	0.17 (0.11–0.25)	85% (81–89%)	88% (84–91%)	6.2 (3.6–10.6)	0.16 (0.08–0.33)
Residual neck	78% (71–84%)	93% (90–95%)	9.6 (4.5–20.6)	0.29 (0.19–0.46)	56% (41–70%)	91% (84–95%)	6.3 (1.8–22.5)	0.40 (0.15–1.08)
Residual aneurysm	83% (77–88%)	96% (94–97%)	21.4 (10.5–43.7)	0.21 (0.13–0.35)	77% (68–85%)	90% (86–94%)	7.5 (3.8–14.7)	0.29 (0.18–0.48)

Note:—Percentages are shown with 95% confidence intervals in parentheses; LR indicates likelihood ratio.