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Symptom burden study

Japan internet survey for symptom burden of asthma patients: A cross sectional, sequential mixed methods research - Symptom burden

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-jRCT1030220019
Enrollment
400
Registered
2022-04-13
Start date
2022-05-06
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

ASTHMA

Interventions

none

Sponsors

Ishii Takeo
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1)Men and women aged >-20 years 2)Patients who have been diagnosed with asthma 3)Patients using ICS/LABA combination therapy for >-4 weeks 4)Patients with moderate or high MMAS status 5)Patients who are able to answer the questions through the website

Exclusion criteria

Exclusion criteria: 1)Patients using a biologic asthma medication 2)Patients who have been diagnosed with chronic obstructive pulmonary disease 3)Patients using long-acting muscarinic antagonist medication 4)Patients with a smoking history of >-10 years

Design outcomes

Primary

MeasureTime frame
Health-related quality of life measured by AHQ-33 scores in all participants, the WC and NWC participant subgroups

Secondary

MeasureTime frame
1)Distribution of Work Productivity and Activity Impairment:Asthma (WPAI:Asthma) scores in all participants, and the WC and NWC participant subgroups 2)Distribution of Leicester Cough Questionnaire (LCQ) scores in all participants, and the WC and NWC participant subgroups 3)Distribution of Description of the patient characteristics in all participants and by WC and NWC participant subgroups

Contacts

Public ContactTakeo Ishii

GlaxoSmithKline K.K.

jp.gskjrct@gsk.com+81-120-561-007

Outcome results

None listed

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