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Effects of ambient air pollution on respiratory health and quality of life of children with chronic respiratory diseases from Delhi

Long-term effects of ambient air pollution on respiratory health and quality of life of children with chronic respiratory diseases from Delhi: A prospective cohort study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2019/07/020461
Enrollment
600
Registered
2019-07-31
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: J00-J99- Diseases of the respiratory system

Interventions

None listed

Sponsors

ICMR
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1. Hospital based cohort: Children 6-15 years of age, with history of physician-diagnosed chronic (past 6 months) respiratory diseases (asthma, cystic fibrosis, bronchiectasis and interstitial lung diseases). 2. School based cohort (control group): age 6-15 years, no known history of chronic respiratory diseases. 3. Resident of Delhi and likely to stay in Delhi or willing to come for follow up for next 2 years

Exclusion criteria

Exclusion criteria: 1. Advance disease (patient on life support, on home oxygen or ventilation (invasive or non- invasive)

Design outcomes

Primary

MeasureTime frame
Change in spirometry parameters over 2 years of follow-up and their association with ambient air pollutant levels.Timepoint: Every 3 monthly for hospital cohort and every 6 monthly in school cohort

Secondary

MeasureTime frame
Change in following over 2 yearsâ?? period of follow-up: 1.Frequency of respiratory symptoms, frequency of medication use and hospitalisations 2. Airway inflammation 3. Atopy status 4.Oxidative stress biomarkers 5. Peds QoL Timepoint: Frequency of respiratory symptoms, Peds QoL questionnaire will be assessed 3 monthly; biomarkers every 6 monthly for hospital cohort and in addition Peds QoL will be assessed every 6 monthly in school cohort

Countries

India

Contacts

Public ContactDr S K Kabra

AIIMS, New Delhi

rashmy87@gmail.com8826360979

Outcome results

None listed

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