What were the main findings in the study on estrogen plus progestin?
The main findings show that compared to women taking placebo pills: The number of women who developed breast cancer was higher in women taking estrogen plus progestin. The numbers of women who developed heart attacks, strokes, or blood clots in the lungs and legs were higher in women taking estrogen plus progestin. The numbers of women who had hip and other fractures or colorectal cancer were lower in women taking estrogen plus progestin.