© 2002 by Oxford University Press
Journal of the National Cancer Institute, Vol. 94, No. 15, 1116-1118,
August 7, 2002
© 2002 Oxford University Press
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The End of an Era? Study Reveals Harms of Hormone Replacement Therapy
| The first 10% of the full text of this article appears below. |
A landmark national study has dealt a heavy blow to the decades-old assumption that women with a uterus stand to benefit from hormone replacement therapy (HRT) during and after menopause. Instead, it found that the combination estrogen-progestin regimen used by millions of middle-aged and older womenan estimated 6 million of them in the United States alonedoes more harm than good.
The study was funded by a National Institutes of Health program called the Womens Health Initiative (WHI). Begun in 1993, it is the first study to put HRT through a placebo-controlled randomized clinical trialthe gold standard for the purposeto examine its risks and benefits in healthy women. Originally scheduled to continue well into 2005, the trial was stopped in early July because, after an average 5.2 years of participant follow-up, 26% more cases of invasive
Estrogen-Only Therapy
Studies Continue
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