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Table 1 Comparison of 4D vs. 2D. Peak flow with 2D at 1.5 T: 431 ± 93 and 3 T: 445 ± 101 ml/s

From: Intracardiac cardiovascular magnetic resonance velocity mapping: comparison of k-t BLAST and SENSE accelerated 4D acquisitions with 2D-flow at 1.5 T and 3 T

Sequence

r2

SV, bias ± SD

Peak flow ml/s

1.5 T SENSE = 2

0.84

-6.2 ± 16.5%

387 ± 100

3 T SENSE = 2

0.90

-2.5 ± 8.4%

415 ± 91

1.5 T k-t BLAST = 5

0.65

-19.8 ± 15.6%

325 ± 75

3 T k-t BLAST = 5

0.63

-4.7 ± 12.3%

376 ± 60