Right Ventricular Longitudinal Strain Measures Independently Predict Chronic Heart Failure Mortality

Speckle tracking echocardiography Ventricular Function Strain (injury) Univariate analysis
DOI: 10.1111/echo.13199 Publication Date: 2016-02-12T00:05:56Z
ABSTRACT
The assessment of right ventricular ( RV ) function still remains a challenge. Two‐dimensional (2D) speckle tracking has recently been proposed to evaluate by analyzing myocardial deformation. aim this study was the role 2D systolic strain measures in predicting mortality patients with chronic heart failure HF ). We enrolled 332 outpatients stable clinical condition and conventional therapy. A ventricular–focused four‐chamber view analyzed global longitudinal ‐ GLS free wall ‐fw LS During mean follow‐up 36 ± 26 months, 64 died. Both were associated all‐cause univariate HR : 1.16; 95% CI 1.10–1.23; P < 0.001; C‐index: 0.72; 1.10; 1.06–1.15; 0.68, respectively) as well multivariate analysis 1.13; 1.05–1.21; P:0.001; 0.85; 1.07; 1.02–1.12; P:0.004; 0.84, respectively). In conclusion, our findings demonstrate independently predict mortality. These data highlight usefulness echocardiographic approach daily management outpatients.
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