100 years of observation on British radiologists: mortality from cancer and other causes 18971997
A Berrington, BSc, MSc1,
S C Darby, BSc, MSc, PhD2,
H A Weiss, BSc, MSc, PhD3 and
R Doll, MD, FRCP, FRS2
1Imperial Cancer Research Fund, Cancer Epidemiology Unit, Radcliffe Infirmary, Oxford OX2 6HE, 2ICRF/MRC/BHF Clinical Trial Service Unit and Epidemiological Studies Unit, Harkness Building, Radcliffe Infirmary, Oxford OX2 6HE and 3MRC Tropical Epidemiology Group, London School of Hygiene and Tropical Medicine, Keppel Street, London WC1E 7HT, UK

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Figure 1. Standardized mortality ratios (SMRs) and 95% confidence intervals (CIs) for all cancer and all non-cancer deaths for all male radiologists compared with medical practitioners by year of first registration.
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Figure 2. Standardized mortality ratios (SMRs) and 95% confidence intervals (CIs) for all cancer and all non-cancer deaths in post-1920 male radiologists compared with medical practitioners by number of years since first registration.
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Copyright © 2001 by the British Institute of Radiology.