Respiratory tract diseases: Asthma Respiratory Asthma
Conditions
Interventions
Asthmatic patients are randomly allocated to receive either active allergen-proof covers for mattress, duvet and pillows, or a set of dummy covers which look and feel similar to the allergen-proof cov
Sponsors
Record Provided by the NHS R&D 'Time-Limited' National Programme Register - Department of Health (UK)
Eligibility
Inclusion criteria
Inclusion criteria: 1800 asthmatics ages 18-50 years at recruitment
Exclusion criteria
Exclusion criteria: Not provided at time of registration
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| 1. Average morning peak expiratory flow rate in the four week period prior to the six month visit 2. Complete withdrawal from steroids in second six months | — |
Secondary
| Measure | Time frame |
|---|---|
| 1. Use of beta agonist rescue medication and median symptom score in the four week period prior to the six month visit 2. Number of exacerbations in the six month period 3. Quality of life (St George's Respiratory Questionnaire and Short Form 36) at six month and twelve months 4. Cost of treatment and time off work (Health Care Questionnaire) 5. Change in dose of inhaled steroid in second six months | — |
Countries
United Kingdom
Outcome results
None listed