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Table 4 Diagnostic performance of CMR stress testing for the detection of ≥70 % stenosis on coronary angiography in patients with suspected CAD by use of the Duke algorithma

From: Impact of arrhythmia on diagnostic performance of adenosine stress CMR in patients with suspected or known coronary artery disease

 

Per patient

LCAb

RCA

Sensitivity

80 % (8/10)

80 % (8/10)

100 % (1/1)

Specificity

74 % (46/62)

76 % (47/62)

89 % (63/71)

Diagnostic Accuracy

75 % (54/72)

76 % (55/72)

89 % (64/72)

LR+

3.08

3.33

8.33

LR-

0.27

0.26

0

  1. Values are % (n)
  2. suspected CAD CMR work-up of suspected CAD in patients without history of CAD
  3. aPresence of CAD-type LGE or stress induced perfusion defect
  4. bLCA = LM + LAD + LCX; n = 32 AFib + n = 35 VES + n = 5 SVES; other abbreviations see Table 3