Prevention of Work-related Asthma: Study Search

Prevention LevelSecondary
AuthorBoulet
Study Year1994
CountryCanada
Molecular Weight of AgentBoth
Agent CategoryVarious
Specific AgentN/A
Occupation Various occupations
Outcome/DiagnosisOccupational asthma
Activity Intervention Removal from exposure (mean: 10 weeks)
Participation RateLimitation: no report of participation rate
Intervention EffectivenessAll subjects (n=18) presented with increased airway responsiveness at follow-up, but 15 subjects had normal FEV1. Mean inflammatory cell counts were raised in OA subjects exposed to either HMW or LMW agents compared to normal controls (n=10), except for epithelial lymphocyte count.
Page last reviewed: February 20, 2020