Prevention of Work-related Asthma: Study Search

Prevention LevelSecondary
AuthorMalo
Study Year1988
CountryCanada
Molecular Weight of AgentHMW
Agent CategoryAnimals, Crustacea, seafoods, fish
Specific AgentCrab
Occupation Snow crab-processing workers (Includes cohort reported by Cartier, 1984, Hudson, 1985)
Outcome/DiagnosisOccupational asthma
Activity Intervention Removal from exposure (FU mean: 12.8, 31.4, 64.4 months)
Participation RateLimitation: no report of participation rate
Intervention EffectivenessPlateau of significant improvement was reached at mean 1 year follow-up for spirometry (p<0.01) and at the second follow-up for bronchial reactivity (p<0.05) compared to later follow-ups. There is concurrent reduction in IgE according to follow-up interval (p<0.01).
Page last reviewed: February 20, 2020