Respiratory Sarcopenia in Institutionalized Older Adults in the Region of Murcia: Prevalence and Associated Factors

Objectives: The objectives of this study are to describe the prevalence of respiratory sarcopenia in institutionalized older adults. Methodology: A sample of approximately 120 older adults from 5 residences located in Murcia capital will participate in the study. A prospective observational study will be carried out, with one year of follow-up, with patients who have been diagnosed with respiratory sarcopenia. Sociodemographic and clinical variables, physical function (palm grip, 5STS, 4MGS), respiratory force variables (MIP and PEF) and diaphragmatic ultrasound (thickness, shortening fraction and diaphragmatic excursion) will be measured. Descriptive statistics, univariate and multivariate logistic regression models, Cox proportional hazards model and KaplanMeier curves will be used to analyze the data from the longitudinal study.