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 6 Inter- and intra-observer agreements in the quantitative image quality and vessel length among three different sequences, mean ± SD

Characteristic	Reader 1	Reader 2	Interobserver ICC (95%CI)	Reader 1 repeat	Intraobserver ICC (95%CI)
SNR
LM	114.4 ± 25.9	115.6 ± 23.0	0.957 (0.931-0.974)	114.4 ± 24.0	0.989 (0.982-0.993)
LAD-pro	110.8 ± 25.9	112.9 ± 30.7	0.966 (0.943-0.979)	111.4 ± 23.7	0.985 (0.976-0.991)
LCX-pro	107.4 ± 26.1	107.3 ± 22.4	0.956 (0.930-0.973)	108.4 ± 23.6	0.986 (0.977-0.991)
RCA-pro	103.6 ± 27.6	101.4 ± 26.6	0.975 (0.959-0.985)	103.8 ± 24.6	0.989 (0.968-0.995)
CNR
LM	54.9 ± 24.2	57.2 ± 28.7	0.951 (0.918-0.970)	55.9 ± 28.0	0.973 (0.956-0.983)
LAD-pro	51.2 ± 24.1	51.1 ± 20.2	0.948 (0.916-0.968)	52.1 ± 21.8	0.984 (0.973-0.990)
LCX-pro	47.8 ± 25.1	50.1 ± 28.8	0.952 (0.920-0.971)	48.8 ± 28.1	0.973 (0.957-0.984)
RCA-pro	41.5 ± 26.3	43.3 ± 27.0	0.971 (0.951-0.982)	43.3 ± 27.7	0.982 (0.967-0.990)
VES
LM	162.7 ± 76.6	155.7 ± 65.9	0.951 (0.917-0.971)	159.6 ± 75.4	0.983 (0.972-0.989)
LAD-pro	166.0 ± 79.8	159.0 ± 69.2	0.958 (0.927-0.975)	162.9 ± 78.2	0.984 (0.974-0.990)
LCX-pro	164.9 ± 86.5	161.5 ± 77.2	0.979 (0.966-0.987)	161.2 ± 81.0	0.985 (0.975-0.991)
RCA-pro	169.1 ± 88.9	162.0 ± 82.7	0.985 (0.964- 0.992)	160.9 ± 84.6	0.989 (0.949-0.996)
Vessel length (mm)
LAD	119.2 ± 16.0	119.3 ± 16.0	0.997 (0.994-0.998)	118.7 ± 16.2	0.999 (0.999-1.000)
LCX	76.1 ± 9.1	75.9 ± 9.8	0.984 (0.975-0.990)	76.2 ± 9.7	0.989 (0.982-0.993)
RCA	121.4 ± 7.2	122.4 ± 7.2	0.978 (0.908-0.991)	121.5 ± 7.2	0.996 (0.994-0.998)

ICC: Intraclass correlation coefficients; CI: Confidence interval; SNR: Signal-to-noise ratio; CNR: Contrast-to-noise ratio; VES: Vessel edge sharpness; LM: Left main artery; LAD: Left anterior descending artery; LCX: Left circumflex artery; RCA: Right coronary artery; LAD-pro: Proximal left anterior descending artery; LCX-pro: Proximal left circumflex artery; RCA-pro: Proximal right coronary artery.

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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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