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Article History

Received: 26 January 2026

Accepted: 16 March 2026

First Online: 16 April 2026

Declarations

:

: All procedures involving human subjects/patients in the CLHLS study were approved by the Ethics Committee of Peking University (IRB00001052-13074) and all participants signed an informed consent.

: I hereby grant “Journal of Health, Population and Nutrition” the exclusive right to publish and distribute the work titled “Parental Age and Its Influence on Functional Dependency and Cognitive Decline in Older Adults: A Cohort Analysis” in all forms and media, and I confirm that I have the full authority to enter into this agreement.

: The authors declare no competing interests.