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A Study on the Effects of Seasonal Migration on the Nutrition and Immune Status in Migratory Bird Elderly

A Study on the Effects of Seasonal Migration on the Nutrition and Immune Status in Migratory Bird Elderly - N&I-MBE

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2300073205
Enrollment
Unknown
Registered
2023-07-04
Start date
2023-09-01
Completion date
Unknown
Last updated
2023-07-10

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Elderly nutrition

Interventions

Every participants:none

Sponsors

Hainan Hospital of the PLA General Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
60 Years to 80 Years

Inclusion criteria

Inclusion criteria: a) The subjects must be from northern or northern China (including Hei, Ji, Liao, Jing, Jin, Ji, and the northeastern part of Inner Mongolia) and arrive in Sanya City for recuperation in winter each year. They must continue to live in Sanya City for no less than 5 natural months before returning to their home country for a period of no less than 5 natural months. b) Age = 60 years old, with basic self-care ability, able to stand alone. c) The subjects possess basic language reading, comprehension, and communication skills, are clear in mind, fully aware of the content of this study, agree to participate, sign informed consent, and ensure to cooperate to complete all the research content as much as possible. d) When included in the research queue, the entry time should not exceed 2 weeks. e) Accept local ingredients from Hainan and focus on eating them during your stay on the island.

Exclusion criteria

Exclusion criteria: a) Patients with tumor, blood system disease, serious organic disease, mental disease, dementia or Mild cognitive impairment, or who are expected to undergo surgery within 1 year. b) Those who have experienced acute disease or infectious diseases (such as trauma, cardiovascular and cerebrovascular accident, upper sense, diarrhea, etc.) or used antibiotics, probiotics, etc. within one month before enrollment. c) Those who cannot meet the requirements for entry and departure time in the inclusion criteria, or who are expected to be unable to participate in the entire study, or who are deemed unsuitable by the researchers for other reasons.

Design outcomes

Primary

MeasureTime frame
interleukin-2;interleukin-6;interleukin-8;interleukin-10;nutrition assessment;

Secondary

MeasureTime frame
TNF-a;C3;C4;hs-CRP;Blood routine indexes;blood biochemical indexes;Gut microbiota sequencing;dietary survey;Weakness assessment;hand grip;

Countries

China

Contacts

Public ContactQing Xu

PLA General Hospital

aqing_930@163.com+86 150 1149 3918

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Aug 10, 2026