Prevention of Work-related Asthma: Study Search

Prevention LevelSecondary
AuthorLemiere
Study Year2006
CountryCanada
Molecular Weight of AgentBoth
Agent CategoryVarious
Specific AgentN/A
Occupation Not specified
Outcome/DiagnosisOccupational asthma and work aggravated asthma
Activity Intervention Removal from exposure (1-4 years)
Participation RateLimitation: no report of participation rate 18 subjects with occupational asthma and 10 with work-aggravated asthma
Intervention EffectivenessFor subjects with occupational asthma: --Significant improvement in the respiratory symptoms and PC20. --A large decrease in the dose of inhaled corticosteroids and in the need of short-acting beta2 agonists. --A decrease in the sputum eosinophil counts (0.50%) compared with the time of their diagnosis (3.5%, p=0.1). For subjects with work-aggravated asthma: --Significant improvement in the respiratory symptoms. --A decrease of their median neutrophil counts (49.5%) compared with the time of their diagnosis (63.5%, p = 0.1)
Page last reviewed: February 20, 2020