From: Right ventricular dyssynchrony in patients with pulmonary hypertension is associated with disease severity and functional class
Parameters
Population Studied
Tissue Doppler Imaging
Peak strain (%)
RVw
-24 ± 8
IS
-16 ± 5
LVL
-14 ± 5
Time to peak strain (ms)
417 ± 62
364 ± 39
380 ± 47
Time difference (ms)
IS – RVw
53 ± 66
IS – LVL
16 ± 37
RVw – LVL
37 ± 65