Kerlikowske, in response, said this interval variability reflects real life.
Despite that criticism, Smith said the type of individualized screening studied in the new research is the direction that cancer prevention is headed. "If we can identify more clearly not only who will and who will not get cancer, but what those screening intervals are and if they can be screened safely at a longer interval, that would be good," he said.
"Some day we may be able to say certain women can have longer intervals," Smith said.
To learn more about breast cancer risk factors, visit the American Cancer Society.
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