Cognitive frailty and its association with disability among Chinese community-dwelling older adults: a cross-sectional study.

"Declarations Ethics approval and consent to participateThe study was approved by the Ethics Committee of Tongji Medical College (Approval number: S941). We confirm that all participants provided written informed consent and all the procedures were followed in accordance with Declaration of Helsinki. Consent for publicationNot applicable. Competing interestsThe authors declare that they have no competing interests. Competing interests The authors declare that they have no competing interests."

"Funding This work was supported by Humanities and Social Science Foundation of Ministry of Education of China [grant number 20YJZAH054], National Key Research and Development Program of China [grant number 2023YFC3806503], and Doctoral Research Initiation Fund of Hubei University of Science and Technology [grant number BK202446]. The funding source had no role in study design; in the collection, analysis and interpretation of data; in the writing of the report; or in the decision to submit the article for publication."