Annual change in pulmonary function in idiopathic pulmonary fibrosis: a prospective cohort study.

Annual change in pulmonary function in idiopathic pulmonary fibrosis: a prospective cohort study. - IPF cohort study

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000008537

Enrollment

Registered

2012-07-30

Start date

2012-07-30

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

idiopathic pulmonary fibrosis

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. diagnosis of IPF according to the 2011 ATS/ERS/JRS/ALAT statement 2. Age >= 20 yrs 3. No worsening such as infections, rapid deterioration, and acute exacerbation in previous 3 months 4. written informed consent

Exclusion criteria

Exclusion criteria: 1. diagnosis of malignancies 2. unable to undergo pulmonary function test and 6-min walk test

Design outcomes

Primary

Measure	Time frame
Annual change in FVC	—

Secondary

Measure	Time frame
1. pulmonary function other than FVC 2. survival 3. frequencies of acute exacerbation and rapid deterioration 4. 6-min walk test 5. daily dyspnea 6. health-related quality of life 7. COPD assessment test (CAT) 8. LCQ (Leicester Cough Questionnaire) 9. Depression (HADS) 10. GERD symptom (F scale)	—

Countries

Japan

Contacts

Public ContactOsamu Nishiyama, MD

Kinki University Faculty of Medicine Department of Respiratory Medicine and Allergology

nishiyama-o@med.kindai.ac.jp072-366-0221

Outcome results