Proportion of unknown progressive fibrosing interstitial lung disease patients related to possible occupational causes: A study in the tertiary hospitals of Khon Kaen, Thailand.

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

TCTR

Registry ID

TCTR20201001002

Enrollment

200

Registered

2020-10-01

Start date

2020-06-08

Completion date

Unknown

Last updated

2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

progressive fibrosis interstitial lung disease. 1. Occupational lung disease 2. Progressive fibrosing interstitial lung disease 3. Occupational exposure

Interventions

patients diagnosed unknown caused progressive fibrosis interstitial lung disease.

Diagnostic

PF&#45

ILD patients

Eligibility

Sex/Gender

All

Age

20 Years to No maximum

Inclusion criteria

Inclusion criteria: Patients with ICD10 J84.1 or J84.9 during 2015-2019 without active pulmonary tuberculosis, HIV and others connective tissue diseases.

Exclusion criteria

Exclusion criteria: 1. Patients with history of using amiodarone, chemotherapy and methrotexate. 2. No imaging finding which is compatible with fibrosis interstitial 3. Patients who are unable to give an information due to health or psychological conditions. 4. Dead.

Design outcomes

Primary

Measure	Time frame
proportion of possible occupational related progressive fibrosing interstitial lung patients 5 years percentage	—

Secondary

Measure	Time frame
names of occupation which related to progressive fibrosing interstitial lung disease patients through patient life time record occupational grouping by ISCO08 codes	—

Countries

Thailand

Contacts

Public ContactChokan Rittidet

Faculty of Medicine, Khon Kaen university

chokanr@kkumail.com+66850117738

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026

Proportion of unknown progressive fibrosing interstitial lung disease patients related to possible occupational causes: A study in the tertiary hospitals of Khon Kaen&#44; Thailand.