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Table 1 Diagnostic accuracy of mDIXON coronary MRA for the detection of significant coronary artery disease compared to the reference test X-ray angiography.

From: Diagnostic accuracy of Dixon water fat suppression coronary artery magnetic resonance angiography at 3.0 Tesla

Comparison Basis

Sensitivity (95%CI)

Specificity (95%CI)

PPV (95%CI)

NPV

(95%CI)

Accuracy

(95% CI)

LR+

(95% CI)

LR-

(95% CI)

Per Patient (n = 42)

90.9

(70.8, 98.9)

75.0

(50.9, 91.3)

80.0

(59.3, 93.2)

88.2

(63.6, 98.5)

83.3

(72.1, 94.6)

3.63

(1.68, 7.86)

0.12

(0.03, 0.47)

Per Vessel (n = 126)

86.5

(71.2, 95.5)

90.4

(81.9, 95.8)

80.0

(64.3, 91.0)

93.8

(86.0, 97.9)

89.2

(83.6, 94.7)

8.97

(4.59, 17.55)

0.15

(0.07, 0.34)

Per Segment (Proximal and Mid Vessel Segments) (n = 196)

83.3

(67.2, 93.6)

93.0

(87.9, 96.5)

73.2

(57.1, 85.8)

96.1

(91.7, 98.6)

91.2

(87.3, 95.3)

12.0

(6.65, 21.6)

0.18

(0.09, 0.37)

Per Segment (All Segments) (n = 267)

79.5

(63.5, 90.7)

95.0

(91.2, 97.5)

73.8

(58.0, 86.1)

96.3

(92.9, 98.4)

92.7

(89.5, 95.8)

15.9

(8.75, 28.9)

0.22

(0.12, 0.44)

  1. MRA - magnetic resonance coronary angiography; PPV - Positive Predictive Value; NPV - Negative Predictive Value; LR+ - Likelihood Ratio Positive; LR- - Likelihood Ratio Negative.