A Retrospective Study of Prognostic Factors in Patients with Interstitial Pneumonia Receiving Long-Term Oxygen Therapy

A Retrospective Study of Prognostic Factors in Patients with Interstitial Pneumonia Receiving Long-Term Oxygen Therapy - Prognosis of IP Patients Receiving LTOT

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000026114

Enrollment

Registered

2017-02-13

Start date

2013-11-30

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

interstitial pneumonia

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients who were clinically diagnosed as idiopathic interstitial pneumonia or interstitial pneumonia associated with collagen vascular disease and initiated to be prescribed long-term oxygen therapy in Osaka University Hospital from January 1999 to December 2012 were searched. The diagnosis of interstitial pneumonia was determined based on laboratory data, pulmonary function test, physical examination, and high resolution computed tomography findings.

Exclusion criteria

Exclusion criteria: subjects with intersititl apneumonia suspected to be secondary to environmental exposure or drug toxicities; subjects with severe organ disease or active invasive cancer at the initiation of long-term oxygen therapy.

Design outcomes

Primary

Measure	Time frame
Survival time from the initiation of long-term oxygen therapy.	—

Countries

Japan

Contacts

Public ContactTakashi Kijima

Osaka University Graduate School of Medicine Department of Respiratory Medicine, Allergy, and Rheumatic Diseases

tkijima@imed3.med.osaka-u.ac.jp06-6879-3833

Outcome results