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TABLE 5: Results for detecting a 70–99% stenosis in 227 cases (79.9%) with concordant grading with contrast-enhanced MR angiography and duplex sonography
Parameter Value
Sensitivity 100 (100)
Specificity 81.4 (80–89)
False-negative 0
False-positive 8.4
Note.—Data are percentages. Numbers in parentheses are 95% confidence intervals.
Parameter	Value
Sensitivity	100 (100)
Specificity	81.4 (80–89)
False-negative	0
False-positive	8.4