The significance of transcutaneous continuous overnight carbon-dioxide trends in COPD (chronic obstructive pulmonary disease) stages

The significance of transcutaneous continuous overnight carbon-dioxide trends in COPD (chronic obstructive pulmonary disease) stages - The significance of transcutaneous continuous overnight CO2 trends in COPD stages

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000034568

Enrollment

Registered

2018-10-19

Start date

2018-10-19

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

COPD(chronic obstructive pulmonary disease)

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: The patients who have diagnosed COPD by obstruction disorder by lung function examination, chest CT or X-ray examination, and interview.

Exclusion criteria

Exclusion criteria: The patients who cannot exclude obstructive pulmonary disorders other than COPD, and those who do not agree to participate in the study.

Design outcomes

Primary

Measure	Time frame
Ratio of more than 55 mmHg of transcutaneous continuous overnight carbon-dioxide trends on GOLD stages of COPD patients.	—

Secondary

Measure	Time frame
CAT:The chronic obstructive pulmonary disease Assessment Test questionnaire, EXACT(EXAcerbations of Chronic pulmonary disease Tool), ER-S score(EXACT-Respiratory Symptoms scale), COPD exacerbation frequency	—

Countries

Japan

Contacts

Public ContactNobuyo Tamiya

Kyoto Prefectural University of Medicine Department of Respiratory medicine

koma@koto.kpu-m.ac.jp075-251-5513

Outcome results