A Study on the Perception of Symptoms and Burden in Asthma Patients in Japan: A Retrospective Analysis of an Existing Internet-Based Questionnaire

A Study on the Perception of Symptoms and Burden in Asthma Patients in Japan: A Retrospective Analysis of an Existing Internet-Based Questionnaire - A Study on the Perception of Symptoms and Burden in Asthma Patients in Japan: A Retrospective Analysis of an Existing Internet-Based Questionnaire

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000029218

Enrollment

788

Registered

2017-09-20

Start date

2017-09-21

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 listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Participated patients who answered all screening questionnaires on "Patients Survey on Asthma Patients"

Exclusion criteria

Exclusion criteria: None

Design outcomes

Primary

Measure	Time frame
Following items for all responded data among whole 788 survey participants: Numbers and proportions of patients with perceived symptoms (patients with perceived symptoms by Pure Recall, patients with perceived symptoms by Assisted Recall, patients without perception of symptoms) and confidence intervals for each.	—

Secondary

Measure	Time frame
1.Numbers and proportions of patients on each of the following minor item answer selections by type of perception of symptoms (Pure Recall / Assisted Recall) on answered data for all detailed-survey participants with perceived symptoms among the survey participants: <Items related to screening questionnaires> - Demographic background - Situation of consultation - Use of oral steroid, etc. <Items related to detailed survey> - Limit by symptoms - Physical and/or spiritual burden by symptoms - Impressive symptoms - Start event of symptoms - Situation of symptoms occurrence - Influence to daily life by symptoms - Mood when symptoms occurred - Devise to repress symptoms - Hope to improve symptoms - Awareness to asthma - Use of medicine for cure - Medical history for asthma - Living situation with family members - Self payment rate for health care costs, etc. <Symptoms and situations to specific category> - Symptoms and situations related to sleeping and event at night, etc. 2. Numbers and proportions of patients on each of the following minor item answer selections by presence / absence of sleep-relating events on answered data for all detailed-survey participants with perceived symptoms among the survey participants: <Items related to screening questionnaires> - Demographic background - Situation of consultation - Use of oral steroid, etc. <Items related to detailed survey> (common to 1. above)	—

Measure

Time frame

1.Numbers and proportions of patients on each of the following minor item answer selections by type of perception of symptoms (Pure Recall / Assisted Recall) on answered data for all detailed-survey participants with perceived symptoms among the survey participants: <Items related to screening questionnaires> - Demographic background - Situation of consultation - Use of oral steroid, etc. <Items related to detailed survey> - Limit by symptoms - Physical and/or spiritual burden by symptoms - Impressive symptoms - Start event of symptoms - Situation of symptoms occurrence - Influence to daily life by symptoms - Mood when symptoms occurred - Devise to repress symptoms - Hope to improve symptoms - Awareness to asthma - Use of medicine for cure - Medical history for asthma - Living situation with family members - Self payment rate for health care costs, etc. <Symptoms and situations to specific category> - Symptoms and situations related to sleeping and event at night, etc. 2. Numbers and proportions of patients on each of the following minor item answer selections by presence / absence of sleep-relating events on answered data for all detailed-survey participants with perceived symptoms among the survey participants: <Items related to screening questionnaires> - Demographic background - Situation of consultation - Use of oral steroid, etc. <Items related to detailed survey> (common to 1. above)

—

Countries

Japan

Contacts

Public ContactMiwa Nagasawa

AstraZeneca K.K. Medical Department

Miwa.Nagasawa@astrazeneca.com06-7711-4658

Outcome results