Flexitarian Diets and Neuropsychiatric Health Among Older Chinese Adults

Survey data from 11,437 community-dwelling Chinese adults aged 65 years and older, collected in 2018 via the Chinese Longitudinal Healthy Longevity Survey. The study, authored by Xixing Xu, investigates associations between flexitarian diets and neuropsychiatric outcomes like depression and cognitive impairment.

Use Cases

• Analyze associations between dietary patterns and depression based on odds ratios reported in the description
• Investigate links between flexitarian subtypes and cognitive impairment based on the study's findings
• Examine gender differences in diet-health associations based on the interaction analysis mentioned
• Study the co-occurrence of neuropsychiatric conditions in an elderly population based on the multimorbidity definition

Strengths

• Data is from a large, nationally representative sample of 11,437 participants
• Dietary intake was assessed using a validated food frequency questionnaire
• Analysis adjusted for a wide range of sociodemographic, health-related, and lifestyle factors
• Findings were consistent across multiple sensitivity analyses

Limitations

• Column-level documentation is absent; field semantics must be inferred after download
• Row count is unknown, which may limit suitability assessment
• Data is from a single cross-sectional survey (2018), limiting causal inference

Provenance

Source

Chinese Longitudinal Healthy Longevity Survey (CLHLS)

Collection Method

Community survey using a validated food frequency questionnaire

Time Range

2018

Freshness

Last updated 2026-05-11 14:18:39; freshness should be verified

Geography

China