Clinical Research Directory
Browse clinical research sites, groups, and studies.
CRS Questionnaire Validation Project
Sponsor: The European Forum for Research and Education in Allergy and Airway Diseases
Summary
The 'CRS validation project' consists of a joint effort of 32 medical centers in Europe, the USA, and South Africa to carry out the validation of 2 novel questionnaires designated to measure self-perceived severity and control of Chronic Rhinosinusitis (with or without nasal polyps). This study will validate translated versions of the same set of questionnaires simultaneously in the centers involved after recruiting a total of 1000 patients, while data collection, statistical analysis, and creation of the study report will be carried out by the statistical department of the University of Leuven. Patients will be recruited from the regular ENT practice of their hospital to minimize the complexity of the study.
Key Details
Gender
All
Age Range
18 Years - Any
Study Type
OBSERVATIONAL
Enrollment
1000
Start Date
2024-09-01
Completion Date
2026-09-30
Last Updated
2025-08-07
Healthy Volunteers
No
Locations (32)
UCLA Santa Monica Medical Center
Santa Monica, California, United States
Northwestern University Feinberg School of Medicine
Chicago, Illinois, United States
Brigham Sinus Center at Brigham and Women's Hospital
Boston, Massachusetts, United States
Thomas Jefferson University Hospital
Philadelphia, Pennsylvania, United States
Eastern Virginia Medical School
Virginia City, Virginia, United States
UZ Gent
Ghent, Belgium
UZ Leuven
Leuven, Belgium
St. Michael's Hospital
Toronto, Canada
Univ of Copenhagen
Copenhagen, Denmark
HNO-Klinik, Universitätsklinikum Düsseldorf
Düsseldorf, Germany
Univ Munich
Munich, Germany
University General Hospital of Heraklion
Heraklion, Greece
U. Aristotle
Thessaloniki, Greece
Univ Hospital Roma
Roma, Italy
Univ Amsterdam
Amsterdam, Netherlands
Alrijne Zorggroep
Leiden, Netherlands
University of Oradea
Oradea, Romania
Ahmed Alkhadi Hospital
Durban, South Africa
Hospital Clínico Universitario de Compostela
A Coruña, Spain
Hospital Clinic Barcelona
Barcelona, Spain
Hospital de la Santa Creu i Sant Pau
Barcelona, Spain
Hospital de La Línea de La Concepción
Cadiz, Spain
Hospital Universitario Jerez de La Frontera
Cadiz, Spain
Hospital Universitario Puerta del Mar
Cadiz, Spain
Hospital Universitario Puerto Real
Cadiz, Spain
Hospital Universitario Fuenlabrada
Madrid, Spain
Hospital Universitario Infanta Elena, Madrid y Hospital Universitario Fundación Jiménez Díaz
Madrid, Spain
Hospital Universitario Ramón y Cajal
Madrid, Spain
Hospital del Bierzo
Ponferrada, Spain
Hospital Universitario Marqués de Valdecilla
Santander, Spain
Hospital Universitario Virgen Macarena
Seville, Spain
Hospital General Universitario de Valencia
Valencia, Spain