Evaluation of the respiratory resistance in patients with chronic respiratory diseases: Comparison between Mostgraph and MasterScreen-IOS

Evaluation of the respiratory resistance in patients with chronic respiratory diseases: Comparison between Mostgraph and MasterScreen-IOS - Evaluation of the respiratory resistance: Comparison between Mostgraph and MasterScreen-IOS

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000007876

Enrollment

100

Registered

2012-05-01

Start date

2012-05-01

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

chronic respiratory diseases

Interventions

Both MasterScreen-IOS and Mostgraph are performed in the same patient Both MasterScreen-IOS and Mostgraph are performed in the same healthy subjects

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) COPD patients(GOLD I-III) 2) stable condition in term of respiratory symptoms, such as cough, sputum, and dyspnea

Exclusion criteria

Exclusion criteria: 1) patients who receive home oxygen therapy or patients with chronic respiratory failure 2) patients who is considered to be inadequate for this study by their clinicians

Design outcomes

Primary

Measure	Time frame
Values of resspiratory rsistance including R5, R20, R5-20, X5, AX, and Fres derived from the patients with chronic respiratory diseases	—

Secondary

Measure	Time frame
Values of resspiratory rsistance including R5, R20, R5-20, X5, AX, and Fres derived from the healthy subjects	—

Countries

Japan

Contacts

Public ContactMitsuaki Sekiya

Juntendo University Department of Respiratory Medicine

msekiya@juntendo.ac.jp+81-3-3813-3111

Outcome results

None listed

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