The contributing factors to the responsiveness of inhaled corticosteroids in patients with untreated asthma

The contributing factors to the responsiveness of inhaled corticosteroids in patients with untreated asthma - The contributing factors to the responsiveness of inhaled corticosteroids in patients with untreated asthma

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000021486

Enrollment

Registered

2016-03-17

Start date

2016-03-17

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: Patient with asthma who have not received inhaled cotrticosteroids at the time of diagnosis, and taken pulmonary function test at about 6 months and 1 year after diagnosis.

Exclusion criteria

Exclusion criteria: If patients meet the following criteria, they are excluded. Patients who have already received inhaled corticosteroids. have restrictive lung diseases such as intestitial lung disease or diffuse pleural thickening. have severe bronchiectasis. have primary lung cancer, metastatic lung cancer, or pulmonary invasion of hematologic tumor have surgical history of lung including partial resection

Design outcomes

Primary

Measure	Time frame
To identify some contributing factors to the amount of changes of forced expiratory volume in 1 second (FEV1) or FEV1 predicted normal (%FEV1)	—

Countries

Japan

Contacts

Public ContactKensuke Fukumitsu

Nagoya City University Dept of Respiratory Medicine, Allergy and Clinical Immunology

k-fkmt@med.nagoya-cu.ac.jp052-853-8216

Outcome results