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Pulmonary function defects in nonsmoking vinyl chloride workers

Journal Article · · Environ. Health Perspect.; (United States)
DOI:https://doi.org/10.1289/ehp.7511247· OSTI ID:7236683
Pulmonary function was assessed by spirometry and maximum expiratory flow volume curves in 348 workers exposed to vinyl chloride fumes and poly(vinyl chloride) dust in a polymerization plant to determine whether a contaminated occupational environment is associated with an increased risk of respiratory impairment. Data were analyzed for smoking, duration of exposure, and age. The high prevalence of impaired flow (57.5 percent) could not be attributed to smoking. Prevalence in nonsmokers was 36.4 percent when exposure was less than 10 yr, 42 percent when exposure was between 10 and 20 yr, and 80 percent when exposure exceeded 20 yr. The last is virtually the same rate as for smokers exposed more than 20 yr. The same trend is shown with increasing age. When smokers and nonsmokers older than 40 yr are compared, prevalence rates of air flow impairment are not statistically different.
OSTI ID:
7236683
Journal Information:
Environ. Health Perspect.; (United States), Journal Name: Environ. Health Perspect.; (United States) Vol. 11; ISSN EVHPA
Country of Publication:
United States
Language:
English