Table 4. Comparison of markers of strain between aortic stenosis (AS) patients with “no/mild” and “significant” symptoms.
Strain parameter | “No / mild” (n=21) | “Significant” (n=21) | P value |
---|---|---|---|
Peak circumferential strain (%) | |||
Base | −19.9±4.6 | −19.5±6.8 | 0.812 |
Mid | −20.5±5.4 | −22.1±5.2 | 0.320 |
Apex | −19.8±5.9 | −20.8±6.7 | 0.622 |
Peak circumferential strain rate (S-1) | |||
Systolic | −0.033±0.011 | −0.033±0.007 | 0.791 |
Diastolic | 0.027±0.015 | 0.031±0.017 | 0.400 |
Peak longitudinal strain (PLS) | |||
Peak LS (%) | −17.967±3.921 | −16.337±4.937 | 0.258 |
PLS rate | |||
Systolic (%/s) | −106.301±43.276 | −83.352±24.802 | 0.048 |
Diastolic (%/s) | 86.476±29.805 | 72.855±25.631 | 0.134 |