Skip to main content

Table 1 Values represented as means (95% confidence intervals); signal ratio in % compared to SSFP

From: Accuracy and feasibility of a free-breathing cine technique sparsely sampled with iterative reconstruction for rapid evaluation of left ventricular function in adults and children

Sequence

 

Ejection Fraction (%)

Diastolic Volume (mL)

Systolic Volume (mL)

Mass (g)

Blood/myocardium SI ratio

BH SSFP

Mean

67.3 (65.3 to 69.3)

126.2 (116 to 136)

40.7 (37 to 45)

86.9 (80 to 94)

3.9 (3.7 to 4.3)

BH TPAT6

Mean

68.3 (66.3 to 69.9)

116.8 (108 to 126)

37.5 (33 to 42)

93.9 (86 to 102)

4.9 (4.5 to 5.3)

 

Mean Differences

-1.0 (-3.6 to 1.6)

9.4 (3.9 to 14.9)

3.1 (-0.5 to 6.8)

-7.1 (-12 to -2.2)

23% (7 to 38)

 

P

1.0

0.0001

0.14

0.001

0.001

BH SSIR11.5

Mean

66.7 (64.9 to 8.5)

114.6 (106 to 123)

38.8 (35 to 443)

97.0 (90 to 104)

4.8 (4.3 to 5.3)

 

Mean Differences

0.56 (-2.1 to 3.2)

11.6 (5.7 to 17.5)

1.8 (-1.8 to 5.4)

-10.2 (-15.6 to -4.8)

22% (6 to 38)

 

P

1.0

<0.0001

1.0

<0.0001

0.002

FB TPAT6

Mean

67.2 (65.6 to 68.9)

122.2 (113 to 131)

38.8 (35 to 443)

97.0 (90 to 104)

4.8 (4.3 to 5.3)

 

Mean Differences

0.56 (-2.1 to 3.2)

11.6 (5.7 to 17.5)

1.8 (-1.8 to 5.4)

-10.2 (-15.6 to -4.8)

22% (6 to 38)

 

P

1.0

0.18

1.0

1.0

0.0002

FB SSIR11.5

Mean

65.2 (63.5 to 66.9)

119.2 (110 to 128)

42.1 (37 to 47)

92.6 (86 to 100)

3.9 (3.1 to 4.7)

 

Mean Differences

2.0 (-0.5 to 4.5)

7.0 (2.9 to 11.1)

-1.4 (-4.7 to 1.9)

-5.8 (-9.9 to -1.6)

-2% (-6 to 28)

 

P

0.22

0.0001

1.0

0.002

1.0

  1. BH=breath-hold; SSFP=steady state free precession; TPAT6=temporal parallel acquisition technique (acceleration factor 6); SSIR=sparse sampling with iterative reconstruction (acceleration factor 11.5); FB=free breathing