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Table 1 Comparison of the main diagnostic and quality assessment parameters for 2D and iNav3D LGE.

From: Clinical Evaluation of 3D High Resolution Late Enhancement using Image-Based Navigation

DIAGNOSTIC PERFORMANCE

Global LGE detection (p, 0.13)

2D (n = 22)

77% (17)

iNav3D (n = 22)

59% (13)

Segmental LGE detection (p, 0.28)

Number of segments 0 1 2 3 4 5

2D (n = 352)

75.9% (267)

10.2% (36)

3.7% (13)

7.7% (27)

2% (7)

0.6% (2)

iNav 3D (n = 352)

78.1% (275)

8.5% (30)

2% (7)

7.4% (26)

3.4% (12)

0.6% (2)

IMAGE QUALITY

Mean (SD)

2D LGE

iNav 3D LGE

p value

Quality (n = 22)

3 (0.9)

3.4 (0.8)

0.34

LGE- blood pool sharpness (n = 13)

2.8 (0.8)

2.8 (0.8)

0.48

Myocardium- LGE sharpness (n = 13)

3 (0.8)

3 (0.8)

0.48

  1. LGE: Late Gadolinium enhancement, n: number, segmental LGE detection: 0= no LGE, 1= ischaemic, 2= patchy, 3= subepicardial, 4= mid wall, 5= RV insertion points.