… in Korean patients with chronic obstructive pulmonary disease (COPD). This analysis
was … on datasets from the Korea National Health and Nutrition Examination Survey (KNHANES). …

… As a result of an aging population, frailty is a new challenge in public health. Citation1 …
prevalence of frailty among COPD patients in Goiania city (Brazil) and to evaluate the association …

… To validate the hypothesis, a study was conducted on frailty and ACO among individuals …
, using data from the National Health and Nutrition Examination Survey (NHANES) database. …

… Patients with chronic obstructive pulmonary disease (COPD) and chronic kidney disease
(CKD) were not included in the NHANES database… five interpolation datasets using the random …

… We screened titles and abstract of all records identified through database searching. Full
texts of all potentially eligible articles were obtained and screened according to our eligibility …

… -sectional study using data from the National Health and Nutrition Examination Survey (…
was associated with a lower risk of frailty in patients with COPD, whereas the intake of vitamin B1…

… Using a nationally representative database of well characterized community dwelling … that
frailty is common not only among individuals with COPD age ≥65, but also those age 50 to 64. …

… data set based on specific criteria.29–31 Deficits should be associated with increasing
age and with poor health … Lancet Public Health 2018;3:e323–32.doi:10.1016/S2468-2667(18)…

… of patients with COPD at the start of a PR program is frail (83%). This is a remarkable finding,
as frailty is considered a geriatric syndrome [30], and the mean age of our patients was only …

… of frail individuals, especially those with chronic diseases, has become a priority in public
health. … The datasets underlying this article are available from the corresponding author upon …