Journal of the National Cancer Institute Advance Access originally published online on August 8, 2007
JNCI Journal of the National Cancer Institute 2007 99(16):1216-1217; doi:10.1093/jnci/djm126
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© Oxford University Press 2007.
NEWS |
American Researchers Question Effect of Scandinavian Mammography Debate
| The first 150 words of the full text of this article appear below. |
A public row is taking place among some European investigators over a 22-year-old study that helped lay the foundation for mammography screening worldwide. Some experts question if it could—or even should—affect current practice in the United States.
The dispute centers on the Swedish two-county trial, which reported the largest reduction in breast cancer deaths found in all of the seven randomized mammography screening trials conducted around the world—a 31% decline. Enrolling more than 134,000 women, the 1985 report in The Lancet remains the largest clinical study of the power of mammography to reduce breast cancer deaths, and many say the findings paved the way to- ward mass screenings in many countries. An updated analysis in 1992 by the same group reduced the estimated drop in mortality to 24%, but that benefit is still higher than most other trials have found. "These were powerful findings that helped lead to widespread support
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J Natl Cancer Inst 2008 100: 156.