Prevention of Work-related Asthma: Study Search

Prevention LevelSecondary
AuthorHudson
Study Year1985
CountryCanada
Molecular Weight of AgentHMW
Agent CategoryAnimals, Crustacea, seafoods, fish
Specific AgentCrab, various agents
Occupation Snow crab-processing workers (Includes cohort reported by Cartier, 1984)
Outcome/DiagnosisOccupational asthma
Activity Intervention Removal from exposure (mean: 12.3, 24.5 months)
Participation RateLimitation: no report of participation rate
Intervention EffectivenessNineteen of 31 subjects were symptomatic of asthma at follow-up. Asymptomatic at follow-up was associated with shorter duration of exposure after onset of symptoms (p<0.01). No significant changes in spirometry were observed since diagnosis.
Page last reviewed: February 20, 2020