Clinical and demOgRaphic Features of Patients With Uncontrolled Severe Asthma in Russia (CORSAR)
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Phase
—
Status
Recruiting
Study type
Observational
Enrollment
5,000estimated
Sites
37
Country
Russia
Every value on this page is a field the sponsor filed with ClinicalTrials.gov, reproduced. Dates are their own estimates, revised as a study runs, unless the registry marks them actual. sources →
Source: ClinicalTrials.gov, retrieved 2026-08-19
Dates
each axis at the precision it was filed, with the registry's own basis| Date | Filed | Basis | What it is |
|---|---|---|---|
| Start | 2024-06-06 | actual | When the study began enrolling |
| Primary completion | 2027-06-30 | estimated | The date the last participant is measured for the primary outcome — the readout window |
| Study completion | 2027-06-30 | estimated | The whole study's end, after follow-up |
| First posted | 2024-06-25 | actual | When this record first appeared on the registry |
| Results posted | — | When the sponsor posted results to the registry | |
| Record updated | 2026-06-24 | actual | The sponsor's own last edit to this record — every projection above is as current as this date |
What it studies
Condition
- Severe Asthma
Primary outcomes
what the primary-completion date above is the date OFTo characterise the profile of routine therapy used for patients with uncontrolled SA not receiving biological therapy in proportion of patients receiving different classes of drugs will be calculated
measured June 2024 - June 2027
To determine the pattern and trends of OCS prescription
measured June 2024 - June 2027
To describe clinical and demographic characteristics of patients with uncontrolled SA not receiving biological therapy in Russian Federation mean age at the inclusion into the study will be collected
measured June 2024 - June 2027
To describe demographic characteristics of patients with uncontrolled SA not receiving biological therapy in Russian Federation mean age at the primary asthma diagnosis will be collected
measured June 2024 - June 2027
To describe demographic characteristics of patients with uncontrolled SA not receiving biological therapy in Russian Federation mean age at the diagnosis of SA will be collected
measured June 2024 - June 2027
To describe demographic characteristics of patients with uncontrolled SA not receiving biological therapy in Russian Federation proportion of men and women will be calculated
measured June 2024 - June 2027
To describe demographic characteristics of patients with uncontrolled SA not receiving biological therapy in Russian Federation data on mean body mass index (BMI) will be collected
measured June 2024 - June 2027
To describe demographic characteristics of patients with uncontrolled SA not receiving biological therapy in Russian Federation proportion of patients with overweight will be calculated
measured June 2024 - June 2027
To describe demographic characteristics of patients with uncontrolled SA not receiving biological therapy in Russian Federation data on proportion of patients with different educational statuses
measured June 2024 - June 2027
To describe demographic characteristics of patients with uncontrolled SA not receiving biological therapy in proportion of patients from each residential region of Russia will be calculated
measured June 2024 - June 2027
To describe demographic characteristics of patients with uncontrolled SA not receiving biological therapy in Russian Federation proportion of patients with negative lifestyle factors will be calculated
measured June 2024 - June 2027
To describe clinical characteristics of patients with uncontrolled SA not receiving biological therapy in Russian Federation proportion of patients with chronic rhinosinusitis with nasal polyps will be calculated
measured June 2024 - June 2027
To describe clinical characteristics of patients with uncontrolled SA not receiving biological therapy in Russian Federation proportion of patients with different comorbidities will be calculated
measured June 2024 - June 2027
To describe clinical characteristics of patients with uncontrolled SA not receiving biological therapy in Russian Federation mean eosinophils blood count will be collected
measured June 2024 - June 2027
To describe clinical characteristics of patients with uncontrolled SA not receiving biological therapy in Russian Federation proportion of patients with different levels of eosinophils blood count will be calculated
measured June 2024 - June 2027
To describe clinical characteristics of patients with uncontrolled SA not receiving biological therapy in Russian Federation 14. Mean eosinophils count in sputum will be collected
measured June 2024 - June 2027
To describe clinical characteristics of patients with uncontrolled SA not receiving biological therapy in Russian Federation 15. Mean total Immunoglobulin E will be calculated
measured June 2024- June 2027
To describe clinical characteristics of patients with uncontrolled SA not receiving biological therapy in Russian Federation proportion of patients with different levels of total IgE will be calculated
measured June 2024 - June 2027
To describe clinical characteristics of patients with uncontrolled SA not receiving biological therapy in Russian Federation mean FeNO will be calculated
measured June 2024 - June 2027
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