Lung Cancer Risk and Workplace Exposure to Environmental Tobacco Smoke
Leslie Stayner, PhD,
James Bena, MS,
Annie J. Sasco, MD, DrPH,
Randall Smith, MA,
Kyle Steenland, PhD,
Michaela Kreuzer, PhD and
Kurt Straif, MD, PhD
Leslie Stayner is with the School of Public Health, Division of Epidemiology and Biostatistics, University of Illinois, Chicago. James Bena is with the Department of Quantitative Health Sciences, The Cleveland Clinic Foundation, Cleveland, Ohio. Annie J. Sasco is with the Victor Ségalen Bordeaux 2 University, Cancer Group, Bordeaux, France. Randall Smith is with the National Institute for Occupational Safety and Health, Cincinnati, Ohio. Kyle Steenland is with the Department of Environmental and Occupational Health, Rollins School of Public Health, Emory University, Atlanta, Ga. Michaela Kreuzer is with Gesellschaft für StrahlenforschungNational Research Center for Environment and Health, Institute of Epidemiology, Neuherberg, Germany. Kurt Straif is with The International Agency for Research on Cancer, Lyons, France.
FIGURE 3—Funnel plot of relative risks (on a log scale) versus the inverse of the variance of the log relative risks for studies included in the 2003 meta-analysis.
Note. The horizontal line is the meta-analysis relative risk estimate, which was 1.24.