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Distribution of blood eosinophils in patients with chronic obstructive pulmonary disease (COPD) living in areas of endemic helminth infections: a cross-sectional study in South- East Asia (Helminth study)

Distribution of blood eosinophils in patients with chronic obstructive pulmonary disease (COPD) living in areas of endemic helminth infections:a cross-sectional study in South East Asia (Helminth study)

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2019/01/017171
Enrollment
500
Registered
2019-01-21
Start date
Unknown
Completion date
Unknown
Last updated
2021-11-24

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

Conditions

Health Condition 1: J708- Respiratory conditions due to other specified external agents

Interventions

None listed

Sponsors

Glaxo Smith Kline
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1.Male or female at least 40 years old 2.Capable of giving written informed consent 3.Have a prior diagnosis of COPD documented in the medical record 4. Have COPD diagnosis confirmed by post-bronchodilator spirometry test at enrolment 5. Have moderate-severe airflow limitation defined as a forced expiratory volume in one second (FEV1)/forced vital capacity (FVC) less than 0.7 and FEV1 less than 80% predicted on post-bronchodilator spirometry at enrolment

Exclusion criteria

Exclusion criteria: 1. Onset of COPD symptoms before 30 years of age 2. Experienced an acute exacerbation of COPD (defined as an acute worsening of symptoms that result in treatment with an antibiotic or oral steroid) within the four weeks prior to, or on the date of, enrolment 3. Have diagnosed asthma over the past 12 months or have experienced asthma symptoms with a clinical history suggestive of asthma in the past 12 months 4. Have cystic fibrosis, pulmonary fibrosis or bronchiectasis documented in the medical record 5. Have active tuberculosis or are taking medication for tuberculosis 6. Have had pulmonary resection surgery 7. Are pregnant (women of childbearing potential with positive urine pregnancy test will be excluded)

Design outcomes

Primary

MeasureTime frame
Primary outcome will include circulating blood eosinophil count; for each patient two estimates will be derived: cells per μL, and as % total white blood cell count (WCC).Timepoint: 1 year

Secondary

MeasureTime frame
Primary outcome will include circulating blood eosinophil count; for each patient two estimates will be derived: cells per μL, and as % total white blood cell count (WCC).Timepoint: 1 Year

Countries

India

Contacts

Public ContactJitendra Rathore

George Clinical

jrathore@georgeclinical.com9959744472

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026