Non-contrast 3.0T coronary magnetic resonance angiography: Image quality comparison of coronal balanced-turbo-field-echo, axial turbo-field-echo, and modified-Dixon sequences

doi:10.4329/wjr.v18.i2.115741

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World Journal of Radiology

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1949-8470

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World J Radiol. Feb 28, 2026; 18(2): 115741
Published online Feb 28, 2026. doi: 10.4329/wjr.v18.i2.115741

Table 5 Inter- and intra-observer agreements in the scoring of image quality among three different sequences

Score of vessel segments	Reader 1	Reader 2	Interobserver kappa (95%CI)	Reader 1 repeat	Intraobserver kappa (95%CI)
LM	4.0 (3.0-4.0)	4.0 (3.0-4.0)	0.887 (0.763-1.012)	4.0 (3.0-4.0)	0.924 (0.819-1.028)
LAD-pro	4.0 (3.75-4.0)	4.0 (3.75-4.0)	0.835 (0.679-0.991)	4.0 (4.0-4.0)	0.874 (0.734-1.013)
LCX-pro	4.0 (3.0-4.0)	4.0 (3.0-4.0)	0.901 (0.792-1.010)	4.0 (3.0-4.0)	0.933 (0.843-1.024)
RCA-pro	4.0 (3.0-4.0)	4.0 (3.0-4.0)	0.886 (0.776-0.996)	4.0 (3.0-4.0)	0.914 (0.817-1.010)
LAD-mid	4.0 (3.0-4.0)	4.0 (3.0-4.0)	0.875 (0.766-0.985)	4.0 (3.0-4.0)	0.900 (0.802-0.998)
RCA-mid	4.0 (3.0-4.0)	3.0 (3.0-4.0)	0.887 (0.797-0.978)	3.0 (3.0-4.0)	0.906 (0.824-0.988)
LAD-dis	3.0 (3.0-4.0)	3.0 (3.0-4.0)	0.853 (0.743-0.963)	3.0 (3.0-4.0)	0.872 (0.768-0.976)
LCX-dis	3.0 (2.75-4.0)	3.0 (3.0-4.0)	0.859 (0.753-0.965)	3.0 (3.0-4.0)	0.877 (0.777-0.977)
RCA-dis	3.0 (3.0-4.0)	3.0 (2.0-4.0)	0.872 (0.774-0.969)	3.0 (2.0-4.0)	0.888 (0.796-0.980)
RI	3.0 (2.0-4.0)	3.0 (2.0-3.25)	0.865 (0.740-0.991)	3.0 (2.0-4.0)	0.904 (0.797-1.011)
D	3.0 (2.0-3.0)	3.0 (2.0-3.0)	0.924 (0.865-0.984)	3.0 (2.0-3.0)	0.950 (0.901-0.998)
OM	3.0 (2.0-4.0)	3.0 (2.0-4.0)	0.891 (0.812-0.970)	3.0 (2.0-4.0)	0.938 (0.879-0.998)
PDA	2.0 (1.0-3.0)	2.0 (1.0-3.0)	0.910 (0.836-0.984)	2.0 (1.0-3.0)	0.964 (0.915-1.014)
PLB	3.0 (2.0-3.0)	3.0 (2.0-3.0)	0.884 (0.787-0.981)	3.0 (2.0-3.0)	0.954 (0.892-1.016)

LM: Left main artery; LAD-pro: Proximal left anterior descending artery; LAD-mid: Mid left anterior descending artery; LAD-dis: Distal left anterior descending artery; LCX-pro: Proximal left circumflex artery; LCX-dis: Distal left circumflex artery; RCA-pro: Proximal right coronary artery; RCA-mid: Mid right coronary artery; RCA-dis: Distal right coronary artery; RI: Ramus intermediu; D: The first and second diagonal branches (D1, D2); OM: The first and second obtuse marginal branches (OM1, OM2); PDA: Posterior descending arteries; PLB: Posterolateral branches; CI: Confidence interval.

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Citation: Wei CW, Zhang RZ, Xu Y, Liu JY, Zhang N, Xu L, Wen ZY. Non-contrast 3.0T coronary magnetic resonance angiography: Image quality comparison of coronal balanced-turbo-field-echo, axial turbo-field-echo, and modified-Dixon sequences. World J Radiol 2026; 18(2): 115741
URL: https://www.wjgnet.com/1949-8470/full/v18/i2/115741.htm
DOI: https://dx.doi.org/10.4329/wjr.v18.i2.115741

Wei CW, Zhang RZ, Xu Y, Liu JY, Zhang N, Xu L, Wen ZY. Non-contrast 3.0T coronary magnetic resonance angiography: Image quality comparison of coronal balanced-turbo-field-echo, axial turbo-field-echo, and modified-Dixon sequences. World J Radiol 2026; 18(2): 115741 [PMID: 41809712 DOI: 10.4329/wjr.v18.i2.115741]

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