Mean and standard deviation (SD) of cumulative Carbon-14 decay in DNA of vascular endothelial cells for U.S. births 1973-2013. Notes: sex 1=male, 2=female; quantitative results for age 0 include 38 weeks of fetal development and two months of age.
References:
Patrick, A.D. & Patrick, B.E., Carbon 14 Decay as a Source of Somatic Point Mutations in Genes Correlated with Cancer Diagnoses, Stable Isotope Foundation, Grants Pass, OR (2017).