Association between plant-based dietary patterns and dementia among Chinese older adults.

ABSTRACT:

Background

Dementia has become a major concern with the rapid aging of the population. While plant-based dietary habits are widely regarded as beneficial, evidence on their associations with dementia among Chinese older adults is still limited.

Methods

Our study included 9,360 individuals from the 2018 data collection of the Chinese Longitudinal Healthy Longevity Survey (CLHLS), a nationally representative, cross-sectional survey. We developed three plant-based diet indices-the overall (PDI), healthful (hPDI), and unhealthful (uPDI)-using a simplified food frequency questionnaire. Multivariable logistic regression, adjusted for various covariates, was used to examine the associations between these diet indices and dementia prevalence. Additional analyses encompassed restrict

SUBMITTER: Xian X 

PROVIDER: S-EPMC12678108 | biostudies-literature | 2025

REPOSITORIES: biostudies-literature