Preoperative Nutritional Optimization and Physical Exercise for Patients Scheduled for Elective Implantation for a Left-Ventricular Assist Device—The PROPER-LVAD Study

Author:

Hill AileenORCID,von Dossow VeraORCID,Heyland Daren K.ORCID,Rossaint Rolf,Meybohm PatrickORCID,Fox HenrikORCID,Morshuis Michiel,Elke GunnarORCID,Panholzer BerndORCID,Haneya Assad,Böning Andreas,Niemann Bernd,Zayat RashadORCID,Moza Ajay,Stoppe ChristianORCID

Abstract

Background: Prehabilitation is gaining increasing interest and shows promising effects on short- and long-term outcomes among patients undergoing major surgery. The effect of multimodal, interdisciplinary prehabilitation has not yet been studied in patients with severe heart failure scheduled for the implantation of a left-ventricular assist device (LVAD). Methods: This randomized controlled multi-center study evaluates the effect of preoperative combined optimization of nutritional and functional status. Patients in the intervention group are prescribed daily in-bed cycling and oral nutrition supplements (ONS) from study inclusion until the day before LVAD-implantation. Patients in the control group receive standard of care treatment. The primary outcomes for the pilot study that involves 48 patients are safety (occurrence of adverse events), efficacy (group separation regarding the intake of macronutrients), feasibility of the trial protocol (compliance (percentage of received interventions) and confirmation of recruitment rates. Secondary outcomes include longitudinal measurements of muscle mass, muscle strength, physical function and quality of life, next to traditional clinical outcomes (30-day mortality, hospital and ICU length of stay, duration of mechanical ventilation and number of complications and infections). If the pilot study is successful, a larger confirmatory, international multicenter study is warranted.

Funder

Fresenius Kabi

Publisher

MDPI AG

Subject

General Earth and Planetary Sciences,General Environmental Science

Reference46 articles.

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