Ambarish Pandey MD, MS , Olivia N. Gilbert MD , Dalane W. Kitzman MD , Alain G. Bertoni MD , Pamela W. Duncan PT, PhD , Robert J. Mentz MD , Gordon R. Reeves MD , David J. Whellan MD , M. Benjamin Nelson MS , Haiying Chen PhD , Vinayak Subramanian MD , Shelby D. Reed PhD , Bharati Upadhya MD , Christopher M. O’Connor MD , Amy M. Pastva PT, PhD
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引用次数: 0
Abstract
Background
A multidomain physical rehabilitation intervention (REHAB-HF [Rehabilitation Therapy in Older Acute Heart Failure Patients] intervention) has been associated with significant improvements in physical function and quality of life (QOL) among older patients with acute decompensated heart failure (ADHF).
Objectives
This study aims to evaluate sex differences in the treatment effect of a multidomain rehabilitation intervention among participants of the REHAB-HF trial.
Methods
In this prespecified secondary analysis of the REHAB-HF trial, sex differences in the treatment effect of the REHAB-HF intervention (vs attention control) on key 3-month outcomes of the Short Physical Performance Battery (SPPB, primary), frailty burden, 6-minute walking distance (6MWD), and QOL were assessed. Statistical significance for treatment effect interaction (sex∗intervention) was set at 0.1.
Results
Among the 349 trial participants, female patients (n = 183) had a significantly lower baseline SPPB score and 6MWD and a higher frailty burden than male patients (n = 166). Female (vs male) participants had a significantly greater improvement in SPPB (effect size: 1.9 [95% CI: 1.1-2.7] vs 1.0 [95% CI: 0.1-1.8]; P for interaction = 0.1) and frailty burden, as assessed by Fried phenotype criteria (effect size: −0.5 [95% CI: −0.9 to −0.2] vs 0.00 [95% CI: −0.4 to 0.4]; P for interaction = 0.04) with the REHAB-HF intervention. The magnitude of the improvement in 6MWD and QOL (Kansas City Cardiomyopathy Questionnaire score) with the REHAB-HF intervention was also greater among female (vs male) participants without a significant treatment effect interaction by sex. There was no significant difference in rates of adverse clinical outcomes associated with the intervention across both sex groups. There was no difference in intervention adherence by sex.
Conclusions
Female (vs male) participants with ADHF had a significantly greater improvement in physical function in response to the REHAB-HF intervention.
期刊介绍:
JACC: Heart Failure publishes crucial findings on the pathophysiology, diagnosis, treatment, and care of heart failure patients. The goal is to enhance understanding through timely scientific communication on disease, clinical trials, outcomes, and therapeutic advances. The Journal fosters interdisciplinary connections with neuroscience, pulmonary medicine, nephrology, electrophysiology, and surgery related to heart failure. It also covers articles on pharmacogenetics, biomarkers, and metabolomics.