# Prevalence of Nasal Hyperreactivity in Chronic Upper Airway Inflammation

> **NCT03893227** · — · COMPLETED · sponsor: **Universitaire Ziekenhuizen KU Leuven** · enrollment: 756 (actual)

## Conditions studied

- Hyperactivity
- Chronic Rhinosinusitis (Diagnosis)
- Chronic Rhinitis
- Upper Respiratory Disease

## Interventions

- **OTHER:** Questionnaire

## Key facts

- **NCT ID:** NCT03893227
- **Lead sponsor:** Universitaire Ziekenhuizen KU Leuven
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2019-01-22
- **Primary completion:** 2020-09-30
- **Final completion:** 2020-12-31
- **Target enrollment:** 756 (ACTUAL)
- **Last updated:** 2021-03-12


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03893227

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03893227, "Prevalence of Nasal Hyperreactivity in Chronic Upper Airway Inflammation". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT03893227. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*