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Table 6 4D flow and 2D PC correlation and agreement for great vessels flow quantification

From: Right and left ventricular function and flow quantification in pediatric patients with repaired tetralogy of Fallot using four-dimensional flow magnetic resonance imaging

  4D flow
(mean ± SD)
2D PC
(mean ± SD)
Correlation LOA Mean Difference
AAO net flow (ml/beat) 29.14 ± 12.10 32.06 ± 12.26 0.816 (− 6.81, 12.64) 2.92 ± 4.96
AAO forward flow (ml/beat) 29.67 ± 12.41 33.12 ± 12.99 0.923 (− 6.40, 13.31) 3.45 ± 5.03
AAO peak velocity (cm/s) 83.57 ± 14.32 77.59 ± 11.27 0.643 (− 25.58, 13.63) − 5.98 ± 10.00
AAO RF (%) 1.70 ± 1.42 2.91 ± 2.19 0.752 (− 1.63, 4.05) 1.21 ± 1.45
MPA net flow (ml/beat) 36.90 ± 18.00 33.21 ± 14.93 0.831 (− 21.50, 14,13) − 3.69 ± 9.09
MPA forward flow (ml/beat) 55.48 ± 30.12 60.12 ± 29.09 0.891 (− 22.51, 31.78) 4.64 ± 13.85
MPA peak velocity (cm/s) 159.13 ± 50.34 151.92 ± 53.53 0.779 (− 75.12, 60.70) − 7.21 ± 34.65
MPA RF (%) 29.93 ± 13.85 41.75 ± 13.62 0.790 (− 3.91, 27.54) 11.82 ± 8.02