Investigating how climate affects respiratory diseases in Sanya, China.

Study on the Influence of Climatic and Environmental Factors on Respiratory or Allergic Diseases in Sanya, Hainan Province, China.

Observational Shanghai Jiao Tong University School of Medicine · NCT05330637

This study looks at how weather and environmental factors affect respiratory problems like asthma and allergies in older adults and children living in Sanya, China.

Quick facts

Study typeObservational
Enrollment800 (estimated)
Ages3 Years to 80 Years
SexAll
SponsorShanghai Jiao Tong University School of Medicine Academic / other
Locations1 site (Sanya, Hainan)
Trial IDNCT05330637 on ClinicalTrials.gov

What this trial studies

This observational study aims to explore the impact of climatic and environmental factors on respiratory and allergic diseases among migratory older adults and children in Sanya, Hainan Province. It will recruit participants through cluster sampling from local hospitals and collect climate data from relevant meteorological and environmental authorities. The study will analyze the prevalence and risk factors of conditions like asthma and allergic rhinitis, providing insights for public health strategies and tourism health promotion. Additionally, it will retrospectively assess the influence of these factors on children's health over the past decade.

Who should consider this trial

Good fit: Ideal candidates include migratory individuals aged 50-80 with asthma, allergic rhinitis, COPD, or atopic dermatitis, as well as children aged 3-12 living in Sanya.

Not a fit: Patients with other significant respiratory diseases, such as lung cancer or tuberculosis, may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved understanding and management of respiratory diseases influenced by environmental factors, benefiting affected patients.

How similar studies have performed: While studies on climate's impact on health exist, this specific approach focusing on a tropical environment and its effects on respiratory diseases is relatively novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* 50-80 years-old migratory people with asthma, allergic rhinitis, COPD or atopic dermatitis from northern China;
* 3-12 years-old children in Sanya;
* Agree to participate this study.

Exclusion Criteria:

* Disagree to participate this study;
* Having other respiratory diseases which can influence airflow, such as lung cancer, tuberculosis, pneumonia, bronchiectasis, etc;
* Inability to understand the study procedures or inability/reluctance to answer questionnaire judged by the investigator.

Where this trial is running

Sanya, Hainan

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions AsthmaAllergic RhinitisChronic Obstructive Pulmonary DiseaseAtopic DermatitisEczemaUrticariaBronchitisBronchiectasis Adult
Last reviewed 2026-06-13 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.