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Impact of Air Quality on Lung Health: A Study on Street Vendors in Urban Areas

Association Between Pulmonary Function and Air Quality in Urban Areas Among Fixed Street Vendors

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2025/05/086572
Enrollment
384
Registered
2025-05-08
Start date
Unknown
Completion date
Unknown
Last updated
2025-05-26

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

Conditions

None listed

Interventions

None listed

Sponsors

PALANIVELAN M
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1 Who are willing to participate. 2 Age 18 or above. 3 Both men and women. 4 Street vendors working outdoors for at least past 1 year. 5 Working at the same location for a minimum of one year.

Exclusion criteria

Exclusion criteria: 1 Who underwent recent thoracic and abdominal surgery 2 Hearing impairment 3 Smokers 4 Stomach pain 5 Inadequate Exposure 6 Participants who consumed food within 30 min prior to the test 7 Pregnancy 8 Participants with severe conditions such as cardiovascular diseases, neurological disorders, or malignancies. 9 Mental Health Disorders 10 Vendors using medications that can affect pulmonary function (e.g., bronchodilators, corticosteroids).

Design outcomes

Primary

MeasureTime frame
Pulmonary function status assessed using Peak Flow Meter, Breath-Hold Test (BHT), and its association with Air Quality Index (AQI) among fixed street vendors.Timepoint: Measured once at baseline using Peak Flow Meter, Breath-Hold Test (BHT), and Air Quality Index (AQI) assessment.—

Secondary

MeasureTime frame
nilTimepoint: nil—

Countries

India

Contacts

Public ContactTS VEERAGOUDHAMAN

SRM institute of Science and Technology, Kattankulathur

veeragot@srmist.edu.in9500375408

Outcome results

None listed

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