Validity of a video-analysis-based app to detect prefrailty or frailty plus sarcopenia syndromes in community-dwelling older adults: Diagnostic accuracy study.

"The authors declared no potential conflicts of interest with respect to the research, authorship, and/or publication of this article."

"Funding: The author(s) disclosed receipt of the following financial support for the research, authorship, and/or publication of this article: This work was supported by Universidad Católica de Murcia [grant number PMAFI-07/19] and by the Comunidad Autónoma de la Región de Murcia grants for the development of scientific and technical research by competitive groups included in the Programa Regional de Fomento de la Investigación Científica y Técnica de la Fundación Séneca-Agencia de Ciencia y Tecnología de la Región de Murcia (grant number 21639/PDC/21)."

"This study aims to report the results of a previous published protocol. Briefly, this was a retrospective diagnostic accuracy study based on Standards for Reporting of Diagnostic Accuracy Studies (STARD) recommendations. The study protocol was registered on ClinicalTrial.gov database (NCT05148351; registration date: 21/12/08) and approved by the Ethical Committee of Catholic University of Murcia (CE022108). The study completely fulfilled the principles stated in the Declaration of Helsinki."