Multiple cardiometabolic diseases enhance the adverse effects of hypoalbuminemia on mortality among centenarians in China: a cohort study.

"Declarations Ethics approval and consent to participateThis study was approved by the Biomedical Ethics Committee of Chinese PLA general hospital (301hn11-206-01). All participants gave informed consent to take part in the study and for their data to be used. If the participants could not sign their names because of illiteracy or being cognitive-impaired, their names were signed by their direct relatives such as sons and daughter-in-laws after the consent of the participants. All methods were carried out in accordance with relevant guidelines and regulations. Consent for publicationNot applicable. Competing interestsThe author has no conflict of interest to declare. Competing interests The author has no conflict of interest to declare."

"Funding This study was supported by National Natural Science Foundation of China (82173589, 82173590) and National Key R&D Program of China (2022YFC2503605)."