Trends in Cigarette Smoking Prevalence Among Refinery and Petrochemical Plant Workers, 1950 to 1999

Conclusions: As hourly workers typically comprise higher exposure groups and expected case counts are typically generated from the US general population, biased risk estimates may result from standardized mortality ratio analyses if smoking rate differences are not accounted for.
Source: Journal of Occupational and Environmental Medicine - Category: Occupational Health Tags: ORIGINAL ARTICLES Source Type: research