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. Author manuscript; available in PMC: 2017 Feb 1.
Published in final edited form as: Stroke. 2015 Dec 15;47(2):404–409. doi: 10.1161/STROKEAHA.115.011369

Table 2. Diagnostic Performance of MRDTI for Detection of CVT.

Patient based
N=47
Segment based
N=647
CVT by consensus reading, No. 23 116
CVT by MRDTI, No. 23 113
False-positive, No. 1 4
False-negative, No. 0 3
Sensitivity, % (95% CI) 100(85.2-100) 97.4(92.6-99.5)
Specificity, % (95% CI) 95.8(78.9-99.9) 99.25(98.1- 99.8)
Positive predictive value, % (95% CI) 95.8 (78.9-99.9) 96.6(91.5- 99.1)
Negative predictive value, % (95% CI) 100(85.2-100) 99.4(98.4-99.9)
*

Note.—Data are percentages, with raw data in parentheses and 95% confidence Abbreviations: CI, confidence interval.