(a) Estimated cumulative cancer incidence attributed to annual screening performed from ages 40 to 80 for digital mammography at a MGD of 3.91 mGy, screen-film mammography at a MGD of 4.98 mGy, MBI∕BSGI using 925 MBq Tc-99m sestamibi, and PEM using 370 MBq F-18 FDG. (b) Estimated cumulative cancer mortality attributed to annual screening performed from ages 40 to 80 for digital mammography at a MGD of 3.91 mGy, screen-film mammography at a MGD of 4.98 mGy, MBI∕BSGI using 925 MBq Tc-99m sestamibi, and PEM using 370 MBq F-18 FDG.