Clinical trial Recruiting at 1 site Observational Ages 65 and up

Investigating nutritional and environmental factors in elderly health

Official title: Nanshan Elderly Cohort Study:a Community-based Prospective Cohort Study in Nanshan, Shenzhen Residents

Run by Sun Yat-sen University · NCT03569735 · Data updated 2026-11-12

This study is trying to find out how nutrition and the environment affect the health of older people living in Nanshan to help prevent diseases like high blood pressure and diabetes.

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Quick facts

Study typeObservational
Ages65 Years and up
SexAll
Enrollment20000 (estimated)
SponsorSun Yat-sen University
Academic / other
Locations2 sites (Shenzhen, Guangdong and 1 other locations)
StatusRecruiting
StartedMay 26, 2018
Main results expectedDecember 30, 2028
Study endsDecember 30, 2028
Registry record updatedJune 26, 2018
Trial IDNCT03569735 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates for this study are healthy Chinese residents aged 65 and older who have lived in Nanshan, Shenzhen for at least five years.

Probably not a fit

Patients with serious chronic diseases such as confirmed cardiovascular disease, liver or renal failure, or cancer will not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

The Nanshan Elderly Cohort Study (NECS) is a community-based prospective cohort study aimed at understanding the impact of nutritional, environmental, and genetic factors on chronic diseases among elderly residents in Nanshan, Shenzhen. The study will recruit approximately 10,000 to 20,000 healthy individuals aged 65 and older who have lived in the area for more than five years. Participants will undergo face-to-face interviews, anthropometric measurements, and various health assessments every three years to collect comprehensive data on their health and lifestyle. This research seeks to identify key factors contributing to conditions such as hypertension, type 2 diabetes, and cardiovascular diseases.

Why it matters

Potential benefit: If successful, this study could provide valuable insights into preventing and managing chronic diseases in the elderly population.

How similar studies have gone: Other studies focusing on nutritional and environmental factors in chronic disease prevention have shown promising results, indicating that this approach is supported by existing research.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Age: ≥ 65 years;
* Living in Nanshan, Shenzhen for at least 5 years;
* Chinese.

Exclusion Criteria:

* Had a history of hospital-confirmed diabetes, failure(s) of heart, liver, or kidney, cancer, CVD events;
* On special diet due to a disease or weight control;
* Mental and physical disability;
* Likely to move to other city within 5 years;
* Did not want to attend any one item of the survey or sample collection.

Where it's running

  • Department of Non-communicable Disease Prevention and Control, Shenzhen Nanshan Center for Chronic Disease Control
    Shenzhen, Guangdong, China
    Recruiting
  • Department of Medical Statistics & Epidemiology, School of Public Health, Sun Yat-sen University
    Guangzhou, China
    Withdrawn

Study contacts

Similar studies

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.