Table 2 Global peak myocardial strain parameters
Global strain parameter | Control (n = 17) | PAH (n = 18) | p-value | Sham (n = 9) | PAB (n = 12) | p-value |
|---|---|---|---|---|---|---|
LV peak radial strain (%) | 42 ± 13 | 38 ± 6 | 0.28 | 34 ± 2 | 26 ± 3 | 0.002 |
LV peak circumferential strain (%) | − 20 ± 2 | − 15 ± 4 | 0.02 | − 18 ± 1 | − 16 ± 2 | 0.037 |
LV peak longitudinal strain (%) | − 19 ± 3 | − 17 ± 4 | 0.08 | − 19 ± 4 | − 17 ± 2 | 0.37 |
RV peak radial strain (%) | 21 ± 8 | 16 ± 5 | 0.04 | 34 ± 3 | 25 ± 4 | 0.002 |
RV peak circumferential strain (%) | − 11 ± 4 | − 10 ± 3 | 0.31 | − 19 ± 1 | − 16 ± 1.2 | 0.001 |
RV peak longitudinal strain (%) | − 20 ± 5 | − 18 ± 4 | 0.009 | − 20 ± 1 | − 18 ± 2 | 0.02 |