How does lung cancer CT screening compare with other kinds of screening?

Did you know?

Compared to other common cancer screening tests such as mammography for breast cancer, lung cancer CT screening is at least as effective at reducing lung cancer deaths in high risk individuals as mammography is at preventing breast cancer deaths.

Number of people screened

Years of annual screens

Number of cancer deaths prevented

Low dose CT lung screening (lung)


Mammography (breast)


Age 50-59


Age 60-69


Flexible sigmoidoscopy with fecal occult blood test (colorectal)