Prevention of Work-related Asthma: Study Search Results

Study Details

Prevention Level	Secondary
Author	Marabini
Study Year	1993
Country	Canada
Molecular Weight of Agent	LMW
Category	Wood dust or bark
Agent	Red Cedar
Occupation	Lumber industry workers
Outcome/Diagnosis	Occupational asthma
Activity Intervention	Removal from exposure (mean: 58 months - exposed workers; 79 months - unexposed workers; 68 months - unemployed)
Participation Rate	Limitation: no report of participation rate
Intervention Effectiveness	Subjects with continued exposure (n=48) presented with more wheeze or shortness of breath (p<0.005), asthma severity (p<0.05), and medication use (p<0.05) than unexposed (n=27) and unemployed (n=53) subjects at follow-up. Declines in wheeze (p<0.001) and cough (p<0.01) were associated with unexposed workers in comparison to exposed workers.