Study of the Impact of Exposure to Outdoor and Indoor Pollutants in Patients With Asthma

Recruiting now

Conditions studied: Asthma

In brief

The project is to measure exposure to outdoor and indoor air pollutants in asthma patients in order to show a possible association between variation in pollutant exposure and the occurrence of exacerbations in these patients

Key facts

Study ID

NCT05525169

Run by

Nantes University Hospital

People needed

30

Starts

2022-11-15

Expected to finish

2026-11-15

Last updated by the study team

2026-04-17

Who can join

Age: 18 and older, up to 99. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Patient over 18 years of age,
• Patient with a confirmed diagnosis of asthma for at least 12 months as defined by the investigator,
• Patient with at least 4 asthma exacerbations in the last year
• Patient sleeping at least 6 nights per week in the same home

You may not qualify if…

• Patient who is an active smoker or living with an active smoker,
• Patient with a diagnosis of COPD, ABPA or associated pulmonary fibrosis,
• Patient with an asthma exacerbation within 15 days prior to the inclusion visit,
• Patient with known occupational exposure,
• Patient living in a dwelling that does not allow the installation of sensors (inability to connect the sensor to the power supply, no location for the outdoor sensor...)
• Patient who plans to move in the next 6 months,
• Patient with a life expectancy of less than 6 months,
• Patient who has someone living in their household also included in EXAP,
• Patient who lives in an apartment and does not have a balcony or space for the outdoor sensor,
• Pregnant or breastfeeding women,

Where it is running

• CHU de Nantes — Nantes, France (enrolling)

Full record on ClinicalTrials.gov

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