Univariable analysis: correlations between resting LV echo indexes and functional parameters during effort in HFpEF patients
| Variable . | R . | P-value . | |
|---|---|---|---|
| LV EF | Watts (at peak effort) | 0.28 | NS |
| VO2 peak | 0.25 | NS | |
| LV E/e′ during ESE | −0.33 | <0.05 | |
| B lines during ESE | −0.24 | NS | |
| LV GLS | Watts (at peak effort) | −0.38 | <0.05 |
| VO2 peak | −0.42 | <0.01 | |
| LV E/e′ during ESE | 0.36 | <0.01 | |
| B lines during ESE | 0.27 | NS | |
| LV MWE | Watts (at peak effort) | 0.43 | <0.01 |
| VO2 peak | 0.50 | <0.001 | |
| LV E/e′ during ESE | −0.52 | <0.001 | |
| B lines during ESE | −0.36 | <0.01 | |
| Variable . | R . | P-value . | |
|---|---|---|---|
| LV EF | Watts (at peak effort) | 0.28 | NS |
| VO2 peak | 0.25 | NS | |
| LV E/e′ during ESE | −0.33 | <0.05 | |
| B lines during ESE | −0.24 | NS | |
| LV GLS | Watts (at peak effort) | −0.38 | <0.05 |
| VO2 peak | −0.42 | <0.01 | |
| LV E/e′ during ESE | 0.36 | <0.01 | |
| B lines during ESE | 0.27 | NS | |
| LV MWE | Watts (at peak effort) | 0.43 | <0.01 |
| VO2 peak | 0.50 | <0.001 | |
| LV E/e′ during ESE | −0.52 | <0.001 | |
| B lines during ESE | −0.36 | <0.01 | |
GLS, global longitudinal strain; LV EF, left ventricular ejection fraction; MWE, myocardial work efficiency; NS, non significant.
Univariable analysis: correlations between resting LV echo indexes and functional parameters during effort in HFpEF patients
| Variable . | R . | P-value . | |
|---|---|---|---|
| LV EF | Watts (at peak effort) | 0.28 | NS |
| VO2 peak | 0.25 | NS | |
| LV E/e′ during ESE | −0.33 | <0.05 | |
| B lines during ESE | −0.24 | NS | |
| LV GLS | Watts (at peak effort) | −0.38 | <0.05 |
| VO2 peak | −0.42 | <0.01 | |
| LV E/e′ during ESE | 0.36 | <0.01 | |
| B lines during ESE | 0.27 | NS | |
| LV MWE | Watts (at peak effort) | 0.43 | <0.01 |
| VO2 peak | 0.50 | <0.001 | |
| LV E/e′ during ESE | −0.52 | <0.001 | |
| B lines during ESE | −0.36 | <0.01 | |
| Variable . | R . | P-value . | |
|---|---|---|---|
| LV EF | Watts (at peak effort) | 0.28 | NS |
| VO2 peak | 0.25 | NS | |
| LV E/e′ during ESE | −0.33 | <0.05 | |
| B lines during ESE | −0.24 | NS | |
| LV GLS | Watts (at peak effort) | −0.38 | <0.05 |
| VO2 peak | −0.42 | <0.01 | |
| LV E/e′ during ESE | 0.36 | <0.01 | |
| B lines during ESE | 0.27 | NS | |
| LV MWE | Watts (at peak effort) | 0.43 | <0.01 |
| VO2 peak | 0.50 | <0.001 | |
| LV E/e′ during ESE | −0.52 | <0.001 | |
| B lines during ESE | −0.36 | <0.01 | |
GLS, global longitudinal strain; LV EF, left ventricular ejection fraction; MWE, myocardial work efficiency; NS, non significant.
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