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Table 3 Acquisition time, net flow, peak flow and peak velocity averaged over all healthy subjects of group 1 for different SENSE and CS acceleration factors

From: Accelerated aortic 4D flow cardiovascular magnetic resonance using compressed sensing: applicability, validation and clinical integration

 

S2

CS4

CS6

CS8

CS10

S6

Acquisition time excluding (including) gating efficiency [min]

 

7:32 ± 1:29

3:20 ± 0:38

2:18 ± 0:26

1:41 ± 0:17

1:22 ± 0:16

2:00 ± 0:11

 

(15:09 ± 5:19)

(6:48 ± 2:12)

(5:02 ± 2:23)

(3:33 ± 1:11)

(2:52 ± 0:53)

(3:48 ± 0:44)

Net flow [ml/cycle]

 Root

88 ± 14

91 ± 16

89 ± 13

87 ± 14

84 ± 17

86 ± 12

 AAo

87 ± 15

86 ± 13

85 ± 16

84 ± 14

81 ± 13

78 ± 14

 Arch1

89 ± 16

81 ± 14

84 ± 16

82 ± 13

79 ± 15

76 ± 21

 Arch2

61 ± 11

61 ± 11

60 ± 14

60 ± 10

59 ± 11

70 ± 14

 DAo1

58 ± 11

59 ± 11

59 ± 13

59 ± 10

57 ± 10

58 ± 10

 DAo2

55 ± 11

53 ± 10

54 ± 12

54 ± 11

46 ± 11

45 ± 11

Peak flow [ml/s]

 Root

407 ± 56

415 ± 60

411 ± 56

409 ± 58

401 ± 65

398 ± 48

 AAo

398 ± 58

392 ± 53

389 ± 59

391 ± 63

376 ± 53

361 ± 40

 Arch1

376 ± 62

358 ± 56

365 ± 57

362 ± 55

438 ± 51

340 ± 48

 Arch2

264 ± 37

265 ± 36

259 ± 47

258 ± 40

261 ± 42

284 ± 34

 DAo1

257 ± 34

257 ± 33

260 ± 37

258 ± 36

254 ± 39

245 ± 28

 DAo2

226 ± 35

225 ± 32

226 ± 43

223 ± 35

201 ± 39

195 ± 36

Peak velocity [cm/s]

 Root

130 ± 8

135 ± 9

137 ± 12

138 ± 15

134 ± 12

159 ± 19

  1. AAo ascending aorta, CS compressed sensing, DAo descending aorta