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. Author manuscript; available in PMC: 2020 Jun 1.
Published in final edited form as: Magn Reson Med. 2019 Feb 25;81(6):3675–3690. doi: 10.1002/mrm.27684

Table 2:

In-vitro study results. Peak Flow, Peak Velocity, and Net Flow (top, middle, bottom) are presented for nine different acceleration factors ranging from 5.4 to 14.1 (left column), for 9 different 2D analysis planes from the root to the descending aorta (top row).

Peak Flow (mL/s)
Root AAo1 AAo2 Arch1 Arch2 Arch3 DAo1 DAo2 DAo3
GRAPPA
R = 2 282.9 303.8 304.4 292.0 286.0 292.6 294.2 349.0 320.6
R = 5.4 284.4 284.5 275.7 265.8 271.4 290.0 278.1 340.4 295.7
R = 6.4 285.3 288.2 277.2 264.7 273.7 290.0 293.6 328.6 301.8
R = 7.7 285.8 288.1 275.3 265.2 267.1 283.4 286.2 338.3 297.5
R =8.9 289.1 286.1 279.1 270.7 269.4 285.0 290.4 322.9 294.1
R = 10.2 285.0 284.0 290.0 265.0 265.8 287.4 293.0 342.4 295.4
R = 11.5 284.5 284.4 278.5 269.5 265.7 283.3 282.9 333.6 292.2
R = 12.8 289.6 282.7 266.1 259.1 267.0 285.3 284.7 324.7 301.1
R = 13.4 290.6 283.5 269.3 257.9 269.3 284.7 280.5 315.8 296.8
R = 14.1 288.8 284.2 267.4 253.8 266.5 291.2 297.6 328.1 299.8
Peak Velocity (m/s)
GRAPPA
R = 2 1.08 0.78 0.49 0.48 1.53 1.56 3.16 2.25 1.46
R = 5.4 1.04 0.73 0.42 0.42 1.51 1.42 3.15 2.11 1.27
R = 6.4 1.02 0.74 0.38 0.42 1.52 1.45 3.16 1.99 1.24
R = 7.7 1.01 0.68 0.43 0.44 1.50 1.40 3.13 2.08 1.23
R =8.9 1.00 0.71 0.42 0.45 1.48 1.39 3.20 2.04 1.24
R = 10.2 1.00 0.72 0.43 0.42 1.48 1.43 3.16 2.25 1.18
R = 11.5 0.98 0.72 0.39 0.43 1.47 1.38 3.02 1.82 1.18
R = 12.8 1.02 0.74 0.44 0.41 1.45 1.32 3.00 2.03 1.17
R = 13.4 1.00 0.69 0.42 0.44 1.46 1.39 3.00 2.13 1.18
R = 14.1 0.99 0.67 0.38 0.40 1.46 1.46 3.01 1.94 1.17
Net Flow (mL/cycle)
GRAPPA
R = 2 75.8 80.9 84.9 83.7 74.0 71.6 67.5 87.2 74.4
R = 5.4 75.9 78.0 80.0 81.7 71.9 73.6 69.9 82.0 71.8
R = 6.4 75.4 78.0 79.9 80.8 71.7 75.1 70.1 78.5 69.9
R = 7.7 75.9 80.2 83.5 81.6 71.4 71.3 70.3 83.0 72.9
R =8.9 76.0 82.1 86.8 88.4 71.1 70.6 68.2 79.6 72.7
R = 10.2 75.4 80.6 85.9 85.1 70.7 71.3 68.2 82.6 73.1
R = 11.5 77.2 83.1 86.1 85.9 70.5 71.2 69.4 79.7 71.8
R = 12.8 77.8 80.2 81.6 82.1 71.2 72.1 66.5 81.8 72.6
R = 13.4 78.0 80.6 80.7 81.5 72.9 74.2 68.1 79.8 71.8
R = 14.1 77.9 80.4 78.7 78.6 72.8 76.4 72.6 80.5 75.4