Epidemiological screening of severe asthmatics and subsequent allergy diagnostics

Epidemiological screening of severe asthmatics and subsequent allergy diagnostics - ESSAy

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00010432

Enrollment

1000

Registered

2016-04-26

Start date

2016-06-01

Completion date

Unknown

Last updated

2025-04-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

J45.0

Interventions

Group 1: Disease related data collection of (severe) asthmatics via internet-based questionnaire. For patients with severe, uncontrolled asthma, further documentation and blood withdrawal for allergy

Eligibility

Sex/Gender

All

Age

7 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Minimum age of 7 years 2. Patients who were qualified by a standardized online and call center questionnaire as severe, uncontrolled asthmatics 3. Medical diagnosis of uncontrolled Asthma (GINA step 4 or 5) by the site physician 4. Patient's written informed consent given. For minors IC must be given also by parents/legal representative

Exclusion criteria

Exclusion criteria: see Inclusion criteria

Design outcomes

Primary

Measure	Time frame
Gain of epidemiological data of asthmatics and data collection concerning their immunological status (perennial and seasonal aero-allergens) with an extended ImmunoCAP test.	—

Secondary

Measure	Time frame
Development of a standard for testing aero-allergens.	—

Countries

Germany

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026