|
Variable
|
Control group (n = 21)
|
PAH children (n = 25)
|
p
|
|---|
|
RV-LpsS (%)
| | | |
|
RV free wall
|
−24.72 ± 3.48
|
−15.60 ± 3.40
|
0.0001
|
|
Basal RV free wall
|
−28.19 ± 5.47
|
−12.80 ± 4.26
|
0.0001
|
|
Mid RV free wall
|
−26.00 ± 4.45
|
−17.52 ± 5.20
|
0.0001
|
|
Apical RV free wall
|
−20.00 ± 7.58
|
−16.48 ± 4.96
|
0.077
|
|
Apex
|
−23.66 ± 5.95
|
−17.76 ± 4.47
|
0.0001
|
|
IVS
| | | |
|
Apical IVS
|
−27.33 ± 5.59
|
−19.00 (−20.50,−16.00)
|
0.0001
|
|
Mid IVS
|
−24.38 ± 5.34
|
−17.36 ± 5.70
|
0.0001
|
|
Basal IVS
|
−17.00 ± 4.18
|
NA
|
NA
|
|
RV-LpsSR(s
−1
)
| | | |
|
RV free wall
|
−1.44 ± 0.09
|
−1.09 ± 0.15
|
0.0001
|
|
Basal RV free wall
|
−1.61 ± 0.19
|
−1.00 ± 0.15
|
0.0001
|
|
Mid RV free wall
|
−1.50 ± 0.17
|
−1.23 ± 0.31
|
0.001
|
|
Apical RV free wall
|
−1.21 ± 0.18
|
−1.04 ± 0.16
|
0.002
|
|
Apex
|
−1.28 ± 0.26
|
−1.09 ± 0.19
|
0.009
|
|
IVS
| | | |
|
Apical IVS
|
−1.30 (−1.60,−1.22)
|
−1.21 ± 0.26
|
0.016
|
|
Mid IVS
|
−1.45 ± 0.32
|
−1.11 ± 0.30
|
0.001
|
|
Basal IVS
|
−1.14 ± 0.24
|
NA
|
NA
|
- Data are presented as means ± SD or median (25th, 75th percentiles)
- c control, IVS interventricular septum, LpsS longitudinal peak systolic strain, LpsSR longitudinal peak systolic strain rate, NA no available, PAH pulmonary arterial hypertension, RV right ventricle
