The Epidemiological and Intrinsic Characteristics of Chronic Rhinitis
Recruiting
Observational Study
Chronic Rhinitis
No Placebo Group
Every participant receives an active treatment — no one gets a placebo.
Healthy Volunteers Welcome
You do not need to have the condition being studied to take part.
No Study Drug
Researchers observe your health over time — no experimental treatment is given.
At a Glance
- Age
- 18 – 70
- Sex
- Any
- Study type
- Observational
- Participants needed
- 150,000 (estimated)
- Sponsor
- Zheng Liu ENT · Other
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About This Trial
Chronic rhinitis affects 10-40% of China's population, or over 300 million people, and can lead to respiratory and psychological issues. Despite treatment progress, 30% of patients have poor outcomes, likely due to the disease's complexity and a lack of new treatment targets. The incidence is rising, but there's a lack of nationwide studies on its variations. This study addresses this through a mu…
Trial Locations
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Eligibility Criteria
Inclusion Criteria:
Chinese aged between 18 and 70 years old who have resided at the survey site for more than 6 months within the 12 months preceding the survey.
Exclusion Criteria:
Exclusion criteria for questionnaire recipients: ① residents in specialized facilities (e.g., workshops, military …
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