Prevention of Work-related Asthma: Study Search Results

Study Details

Prevention Level	Secondary
Author	Grammer
Study Year	1993
Country	USA
Molecular Weight of Agent	LMW
Category	Anhydrides
Agent	Trimelletic anhydride (TMA)
Occupation	Workers manufacturing TMA (Includes cohort reported by Zeiss, 1977)
Outcome/Diagnosis	Late asthma, asthma-rhinitis
Activity Intervention	Transfer to low exposure area (median: 8 years, late asthma; 9.5 years, asthma-rhinitis)
Participation Rate	Limitation: no report of participation rate
Intervention Effectiveness	Seven of 12 subjects with asthma-rhinitis continued to have moderate or severe symptoms, abnormal pulmonary function, and elevated IgE. All subjects with late asthma (n=3) improved in symptoms, pulmonary function, and IgE. Limitation: no comparison group.