Malnutrition Predicts Adverse Outcomes After Transcatheter Aortic Valve Replacement: A Systematic Review and Meta-Analysis.

"Declaration of Interests: The authors declare that they have no competing interest."

"Funding: The authors declare that this study had received no financial support."

"Systematic reviews and meta-analyses were performed according to the Preferred Reporting Items for Systematic and Meta-Analyses protocol and the meta-analysis checklist for epidemiological observational studies. The protocol was registered with the International Platform for Registration of Systematic Evaluation and Meta-Analysis Protocols (PROSPERO) on March 14, 2022 (registration number CRD42022310139), at https://www.crd.york.ac.uk/PROSPERO. Methods:: Observational studies were searched in PubMed, EMBASE, Cochrane Library, Web of Science, and MEDLINE regarding the relationship between malnutrition and adverse outcomes after transcatheter aortic valve replacement, with the primary endpoint being all-cause mortality and secondary outcomes such as cardiovascular complications and readmission rates. This meta-analysis was registered in PROSPERO (number CRD42022310139)."