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CANCER SCREENING

MAMMOGRAMS

Lifetime mammograms prevent one breast cancer death out of 1,000 people screened, represented by the single blackened seat,  compared to 1,000 women not screened

Out of 1,000 people with lifetime mammograms, 64 people without breast cancer will have an unnecessary biopsy, represented by the blackened seats, and 500 will have false positives.

LUNG CANCER SCREENING WITH CT SCANS

Out of 1,000 smokers screened with annual CT scans for 5 years, 3 lung cancer deaths will be prevented for at least a year, represented by the blackened seats.

Out of 1,000 smokers screened with annual CT scans for 5 years, 233 will have persistent false positives leading to further testing, represented by the blackened seats, including 6 people who will need biopsies to prove they do not have lung cancer

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