17-year follow-up of association between telomere length and all-cause mortality, cardiovascular mortality in individuals with metabolic syndrome: results from the NHANES database prospective cohort study.

"Declarations Ethics approval and consent to participateThe National Center for Health Statistics Institutional Review Board authorized all study protocols, and subjects gave written informed permission. Since 1999, this representative survey has been published online every two years. https://www.cdc.gov/nchs/nhanes/index.htm offers public data sets. The study used publicly available deidentified data and waived informed consent. This study used a public database without ethical approval or informed permission. Consent for publicationAll participants agreed to publish. Conflict of interestThe authors declare no conflicts of interest regarding the publication of this article. Conflict of interest The authors declare no conflicts of interest regarding the publication of this article."

"Funding This research was supported by grants from the Science and Technology Planning Project of Shenzhen City, Guangdong Province, China (No. KCXFZ20201221173600001 and JCYJ20220818102605013) and administration of Traditional Chinese Medicine of Jiangxi Province, China (grant No. 2021A374)."