Asthma Clinical Trial
— HIHSOfficial title:
The Impact of Insulating Domestic Houses on the Health of Occupants: an Intervention Study
Verified date | February 2007 |
Source | University of Otago |
Contact | n/a |
Is FDA regulated | No |
Health authority | New Zealand: Health Research Council |
Study type | Interventional |
In six communities we will seek out households where someone who has a history of respiratory problems. For the first winter we will measure temperature and humidity of the house and health of occupants. We will insulate half the houses and the next winter compare them with the uninsulated houses to see if warmer houses improve health.
Status | Completed |
Enrollment | 4000 |
Est. completion date | December 2002 |
Est. primary completion date | |
Accepts healthy volunteers | No |
Gender | Both |
Age group | N/A and older |
Eligibility |
Inclusion Criteria: - Live in Study area - At least one person in the household must had had respiratory illness within the last year, well members of the same household may also participate - house currently uninsulated - interested in taking part in research Exclusion Criteria: - Intending to move within study period |
Allocation: Randomized, Endpoint Classification: Efficacy Study, Intervention Model: Parallel Assignment, Masking: Open Label, Primary Purpose: Prevention
Country | Name | City | State |
---|---|---|---|
New Zealand | Crown Public Health | Christchurch | |
New Zealand | Te Iwi O Rakaipaaka | Mahia/Nuhaka | East Coast |
New Zealand | Te Wahine O Kahungungu | Mahia/Nuhaka | East Coast |
New Zealand | Te Puni Kokiri | New Plymouth | Taranaki |
New Zealand | Opotiki Trade Training | Opotiki | Gisborne |
New Zealand | Otara Health Inc | Otara | Auckland |
New Zealand | Porirua Housing Action Group | Porirua | Wellington |
New Zealand | Maori Womans Welfare League | Rata - Hokitika | West Coast |
Lead Sponsor | Collaborator |
---|---|
University of Otago |
New Zealand,
Howden-Chapman P, Crane J, Matheson A, Viggers H, Cunningham M, Blakely T, O'Dea D, Cunningham C, Woodward A, Saville-Smith K, Baker M, Waipara N. Retrofitting houses with insulation to reduce health inequalities: aims and methods of a clustered, randomis — View Citation
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Primary | Self reported general health, During the first winter post intervention | |||
Primary | Indoor temperature and relative humidity, During the first winter post intervention | |||
Secondary | Energy consumption, During the first winter post intervention | |||
Secondary | Wheezing, During the first winter post intervention | |||
Secondary | Days off school and work, During the first winter post intervention | |||
Secondary | GP visits, During the first winter post intervention | |||
Secondary | Inpatient hospital admissions, During the first winter post intervention |
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