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Table 3 Primary observer; ventricular metrics measured using real-time and standard BH imaging

From: Real-time assessment of right and left ventricular volumes and function in children using high spatiotemporal resolution spiral bSSFP with compressed sensing

 

Real-timea

Standard Breath Holda

Bias

Limits of agreement

LV EDV (mL)

110 ± 38

112 ± 38b

1.7 ± 4.6

−7.3 to 10.7

LV ESV (mL)

40 ± 16

39 ± 16b

− 1.0 ± 3.5

−7.9 to 5.9

LV SV (mL)

70 ± 25

73 ± 24b

2.6 ± 4.8

−6.7 to 12.0

LV EF (%)

64 ± 6

66 ± 7b

1.5 ± 3.0

−4.3 to 7.3

LV mass

88 ± 36

85 ± 34b

− 3.1 ± 7.0

− 16.9 to 10.6

RV EDV (mL)

121 ± 37

121 ± 38

0.5 ± 5.2

−9.6 to 10.6

RV ESV (mL)

51 ± 23

49 ± 24

− 1.2 ± 5.0

−11.0 to 8.5

RV SV (mL)

70 ± 20

72 ± 20b

1.8 ± 4.9

−7.8 to 11.4

RV EF (%)

59 ± 9

61 ± 10b

1.4 ± 3.7

−6.0 to 8.7

  1. EDV, end-diastolic volume; EF, ejection fraction; ESV, end-systolic volume, LV, left ventricular; RV, right ventricular; SV, stroke volume
  2. aDisplayed as mean ± standard deviation
  3. b Indicates significant differences with Standard BH technique (p < 0.05)
  4. Bias is the mean of the paired difference (Standard BH – Real-time) presented with standard deviation (SD) of the difference
  5. Limits of agreements are bias ± 1.96xSD