Parameters correlated with changes in GLS and MR volume
| Exercise type | Correlation with Δ GLS | Correlation with Δ MR volume | ||||
| Parameter | r (95% CI) | P value | Parameter | r (95% CI) | P value | |
| Ergometer-ESE | Δ e' | 0.36 (0.08 to 0.58) | 0.012 | Δ E/e' | 0.36 (0.09 to 0.58) | 0.010 |
| Δ E | 0.35 ([0.07 to 0.57) | 0.015 | Δ E | 0.32 (0.04 to 0.54) | 0.024 | |
| Δ sPAP | 0.32 (0.01 to 0.57) | 0.040 | baseline ESV | −0.28 (−0.51 to −0.01) | 0.040 | |
| baseline sPAP | −0.34 (−0.58 to −0.04) | 0.027 | baseline E/e' | −0.35 (−0.56 to −0.08) | 0.011 | |
| baseline E | −0.36 (−0.58 to −0.09) | 0.010 | baseline E | −0.35 (−0.57 to −0.09) | 0.010 | |
| baseline E/A | −0.44 (-0.68 to -0.12) | 0.009 | baseline RAP | −0.38 (−0.59 to −0.12) | 0.006 | |
| baseline E/A | −0.43 (−0.66 to −0.11) | 0.011 | ||||
| baseline sPAP | −0.50 (−0.69 to −0.24) | <0.001 | ||||
| Handgrip-ESE | baseline E/A | −0.37(−0.63 to −0.03) | 0.033 | Δ diastolic BP | 0.32 (0.05 to 0.55) | 0.021 |
| Δ diastolic BP | −0.44 (−0.64 to −0.19) | 0.001 | ||||
BP, blood pressure; ESE, exercise stress echocardiography; ESV, end-systolic volume; GLS, global longitudinal strain; MR, mitral regurgitation; RAP, right atrial pressure; sPAP, systolic pulmonary artery pressure.