Nuclear Weapons: The Final Pandemic Preventing Proliferation and Achieving Abolition Changing views of the biological effects of low-level ionizing radiation.

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Nuclear Weapons: The Final Pandemic Preventing Proliferation and Achieving Abolition Changing views of the biological effects of low-level ionizing radiation Steve Wing Associate Professor of Epidemiology University of North Carolina School of Public Health

Brenner et al., 2003, Proceedings of the National Academy of Sciences

Lifetime Cumulative DoseDose at Ages 45+ Oak Ridge National Laboratory External Radiation and Cancer Deaths, Based on Richardson & Wing, Int J Epidemiol, 28: , 1999

Estimated association between cumulative radiation dose (3-yr lag) and mortality due to leukemia. LeukemiaLeukemia-CLLMyeloid Leukemia Males & Females ERR/10 mSv % CI-0.001, , , LRT (  2, 1 d.f.) Males only ERR/10 mSv % CI0.000, , , LRT (  2, 1 d.f.) Richardson & Wing, American Journal of Epidemiology, 2007

Time since exposure LeukemiaLeukemia-CLLMyeloid Leukemia 3-<15 years ERR/10 mSv % CI0.021, , 1.046<0, LRT (  2, 1 d.f.) <30 years ERR/10 mSv % CI<0, 0.109<0, 0.167<0, LRT (  2, 1 d.f.) years ERR/10 mSv % CI<0, 0.151<0, 0.458<0, LRT (  2, 1 d.f.) Association between mortality due to leukemia among male SRS workers and cumulative radiation dose accrued in 3 exposure time windows

15 country studyA-bomb survivors (men ages ATB) SRS study No. cancers ERR/Sv (90%CI) No. cancers ERR/Sv (90%CI) No. cancers ERR/Sv (90%CI) (<0, 7.14) * (1.79, 5.18) (1.40, 19.80) Excess relative risk per Sv for leukemia excluding CLL for A-bomb survivors, workers included in the IARC 15-country study, and for SRS workers * Derived via a linear ERR model adjusted for age, calendar period, and city

Alice Stewart’s model of exposure age and cancer risk Stewart, A. Environmental Health Perspectives, 108:93-96, 2000

Pierce et al. Radiation Research, 167: , 2007

Alternative Descriptions of Age-at-Exposure Effects on Solid Cancer Incidence, Life Span Study, Preston et al., Radiation Research, 168:1-64, 2007 age at exposure

Prevalence Odds Ratios for “Multifactorial Disease” in Relation to Parental Radiation Doses: Clinical Health Study of Children of A-bomb Survivors Relative odds per Gy, 95% CI Female offspringMale offspring Mother’s dose – – 1.17 Father’s dose – – 0.89 RERF, Report on the Health Effects Study of the Children of A-bomb Survivors, March, 2007

Source: US Department of Energy, Closing the Circle on the Splitting of the Atom, 1996