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

Shanghai Jiao Tong University School of Medicine

Status: Enrolling

Conditions: Atopic Dermatitis; Bronchiectasis Adult; Asthma; Chronic Obstructive Pulmonary Disease(COPD); Emphysema; Allergic Rhinitis; Bronchitis; Urticaria; Eczema

Treatments: Other: Climate and environment in Sanya

Study type: Observational

Funder types: Other

Identifiers

NCT05330637

SYFYIRB2022009

Details and patient eligibility

About

To investigate the Influence of Climatic and Environmental Factors on Respiratory or Allergic Diseases in Sanya.

Full description

The study is an observational research, which will recruit the community migratory old people and children at school using cluster sampling in Sanya by Sanya Maternal and Child Health Care Hospital (Sanya Women and Children's Hospital). Sanya Central Hospital(Hainan Third People's Hospital) and People's Hospital of Sanya will assist to diagnose old people disease. The data of climate and environment will be obtained from Sanya Meteorological Administration and Sanya Municipal Ecology and Environment Bureau.

1. The primary purpose is to investigate the influence of the unique tropical climate and environmental factors on the migratory old people with diseases such as asthma, allergic rhinitis, COPD or atopic dermatitis in Sanya from northern China, and to provide scientific evidence for publicity of the tourism and the health care industry.
2. The secondary purpose is to investigate prevalence and risk factors of asthma, allergic rhinitis and atopic dermatitis among children in Sanya, which will provide a base for prevention and control strategies.
3. The third purpose is to retrospectively analyze the influence of climate and environmental factors in Sanya on children with asthma, allergic rhinitis and atopic dermatitis in the past decade, and a comparative analysis of the incidence on children in Sanya and Shanghai.

Enrollment: 800 estimated patients

Sex: All

Ages: 3 to 80 years old

Volunteers: Accepts Healthy Volunteers

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.

Trial design

800 participants in 11 patient groups

Migratory old people with asthma from northern China in Sanya

Description:

Migratory old people with asthma from northern China to Sanya have being exposure to two different climate and environment from northern China to Sanya for months.

Treatment:

Other: Climate and environment in Sanya

Migratory old people with allergic rhinitis from northern China in Sanya

Description:

Migratory old people with allergic rhinitis from northern China to Sanya have being exposure to two different climate and environment from northern China to Sanya for months.

Treatment:

Other: Climate and environment in Sanya

Migratory old people with Chronic Obstructive Pulmonary Disease (COPD) from northern China in Sanya

Description:

Migratory old people with Chronic Obstructive Pulmonary Disease (COPD) from northern China to Sanya have being exposure to two different climate and environment from northern China to Sanya for months.

Treatment:

Other: Climate and environment in Sanya

Migratory old people with atopic dermatitis from northern China in Sanya

Description:

Migratory old people with atopic dermatitis from northern China to Sanya have being exposure to two different climate and environment from northern China to Sanya for months.

Treatment:

Other: Climate and environment in Sanya

Children with asthma in Sanya

Description:

Children with asthma have being exposure to tropical climate and environment in Sanya for years.

Treatment:

Other: Climate and environment in Sanya

Children with allergic rhinitis in Sanya

Description:

Children with allergic rhinitis have being exposure to tropical climate and environment in Sanya for years.

Treatment:

Other: Climate and environment in Sanya

Children with atopic dermatitis in Sanya

Description:

Children with atopic dermatitis have being exposure to tropical climate and environment in Sanya for years.

Treatment:

Other: Climate and environment in Sanya

Children with eczema in Sanya

Description:

Children with eczema have being exposure to tropical climate and environment in Sanya for years.

Treatment:

Other: Climate and environment in Sanya

Children with urticaria in Sanya

Description:

Children with urticaria have being exposure to tropical climate and environment in Sanya for years.

Treatment:

Other: Climate and environment in Sanya

Migratory old people with eczema from northern China in Sanya

Description:

Migratory old people with eczema from northern China to Sanya have being exposure to two different climate and environment from northern China to Sanya for months.

Treatment:

Other: Climate and environment in Sanya

Migratory old people with urticaria from northern China in Sanya

Description:

Migratory old people with urticaria from northern China to Sanya have being exposure to two different climate and environment from northern China to Sanya for months.

Treatment:

Other: Climate and environment in Sanya