Evaluation of the effectiveness of air purification in reducing indoor air pollution and asthma deterioration in households with a member who has asthma: a randomized control trial.

Not Applicable

• Conditions: Asthma; Air quality; Respiratory - Asthma

• Registration Number: ACTRN12624000101583
• Lead Sponsor: Australian National University

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2024-02-06
• Last Update Posted: 12 February 2024

Recruitment & Eligibility

• Status: ot yet recruiting
• Sex: All
• Target Recruitment: 20

Inclusion Criteria

1. 10 homes with wood heaters
2. 10 homes electrical heating
3. at least one member diagnosed with asthma with symptoms
4. age range 11-80 years
5. willing to participate in daily spirometry and questionairres for 8 week period between June and August 2024,

Exclusion Criteria

1. Households which use gas heating or gas cooking'
2. Homes with a main living room of less than 100m2
3. Households which have a tobacco smoker who smokes indoors

Study & Design

• Study Type: Interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
levels of PM2.5 air pollution in homes with hepa filtration and activated carbon air purification compared to homes without hepa filtration and active carbon filtration will be assessed using air quality monitors. [ Baseline, and post-intervention at 2 weeks 4 weeks (primary timepoint), 6 weeks and 8 weeks ];Differences in levels of indoor pollution Indoor air pollution (PM2.5) between houses with wood heaters and houses with electrical heating. This will be measured indoor and outdoor air quality monitors, which will transmit data every 10 minutes to a secure cloud based data repositiry. [ Baseline. post intervention at 2 weeks, 4 weeks (primary timepoint) , 6 weeks and 8 weeks ];respiratory symptom control (asthma symptom control) based on self report using Asthma Control Questionnaire and Asthma Quality of Life Questionnaire [ baseline and post intervention at 2 weeks, 4 weeks, 6 weeks and 8 weeks ]

Secondary Outcome Measures

Name	Time	Method
il[ Nil]