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Characteristics
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rToF (n = 33)
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Controls (n = 30)
|
|---|
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Age (years)
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20 ± 8
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21 ± 6
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Female, n (%)
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19 (58)
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19 (63)
|
|
Body surface area (m2)
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1.6 ± 0.2
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1.8 ± 0.3*
|
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LV end-diastolic volume (ml/m2)
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75 ± 13
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65 ± 12**
|
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LV end-systolic volume (ml/m2)
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32 ± 7
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25 ± 6***
|
|
LV ejection fraction (%)
|
58 ± 4
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62 ± 4**
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|
RV systolic pressure (mmHg)
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32 ± 7
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21 ± 5 **
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RV free-wall S′ (cm/s)
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10 ± 2
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15 ± 2**
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TAPSE (mm)
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18 ± 3
|
25 ± 4**
|
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RV fractional area change (%)
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37 ± 5
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49 ± 7**
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RV end-diastolic volume (ml/m2)
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133 ± 34
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52 ± 18**
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RV end-systolic volume (ml/m2)
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74 ± 24
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24 ± 10**
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RV ejection fraction (%)
|
45 ± 6
|
55 ± 5**
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Two-dimensional RV strain
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rToF (n = 29)
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Controls (n = 28)
|
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RV global LS (%)
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-20.0 ± 2.3
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-24.9 ± 3**
|
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RV free-wall LS (%)
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-19.8 ± 3
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-29.4 ± 3.9**
|
|
RV septal LS (%)
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-18.7 ± 6
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-19.7 ± 2.0
|
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Age (months) at surgical repair
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8 ± 11
|
-
|
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Duration (years) from the surgery to the time of study recruitment
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18.6 ± 7.3
|
-
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Type of surgery
| | |
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Transannular patch
|
25 (76%)
|
-
|
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Infudibulectomy
|
4 (12%)
|
-
|
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Unknown
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4 (12%)
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-
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- LS longitudinal strain, LV left ventricular, rToF repaired tetralogy of Fallot, RV right ventricular, TAPSE tricuspid annular plane systolic excursion. *p < 0.05, **p < 0.01, ***p < 0.001
