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A non-interventional, cross-sectional study to investigate the burden of disease in patients with uncontrolled severe asthma in Japan by internet survey

A non-interventional, cross-sectional study to investigate the burden of disease in patients with uncontrolled severe asthma in Japan by internet survey - SHIRAHAE study

Status
Active, not recruiting
Phases
Unknown
Study type
Unknown
Source
JPRN
Registry ID
JPRN-UMIN000028081
Enrollment
4000
Registered
2017-07-06
Start date
2017-11-30
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

Bronchial asthma

Interventions

None listed

Sponsors

AstraZeneca K.K.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients who meet all of the following inclusion criteria will be enrolled in the study: 1) Patients who provide consent based on the informed consent document made available on the website 2) Men or women aged 20 years or older on the date of consent 3) Patients who have been diagnosed as having bronchial asthma* by a physician at least one year prior to the date of consent 4) Patients who have been prescribed an ICS or ICS/LABA continuously on the date of consent 5) Patients who have taken at least 80% of their prescribed medication of ICS or ICS/LABA during the month immediately prior to the date of consent * This study includes patients who reported their disease name as cough variant asthma because they may have not fully understood their diagnosis

Exclusion criteria

Exclusion criteria: Patients who meet the following criterion will be excluded from enrollment in the study: Patients who are unlikely to be able to follow the instructions for the study based on their completion status of questionnaires

Design outcomes

Primary

MeasureTime frame
Types (psychological and activity limitations) and degrees of subjective burden based on the questions created for this study

Secondary

MeasureTime frame
1)Demographic characteristics (e.g., age, BMI and smoking history) 2)Current asthma control level assessed using ACT 3)Current QOL assessed using AHQ-33, JAPAN 4)Degree of satisfaction with current treatment and the frequency of symptoms based on the questions created for this study 5)Expectations regarding treatment with antiasthmatic drugs based on the questions created for this study 6)Reproducibility of the questions on subjective burden based on the questions created for this study, and the correlation between the ACT and AHQ-33, JAPAN

Countries

Japan

Contacts

Public ContactTOMOYOSHI KANEKO

Mebix, Inc. Research promotion division

kaneko@mebix.co.jp+81-3-4362-4504

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026