The results were published in and showed that the diet had no effect on survival or recurrence, which surprised many people. In earlier reports, deaths from breast cancer trended lower, but did not reach statistical significance. Take a quick survey. The updated follow-up data showed that the intervention group had a significantly lower risk of breast cancer mortality HR 0. Chlebowski said, they did not accomplish reducing the dietary fat as much as they intended to, but even at the level that they did, they showed that there was a health advantage. Breast cancer is the second deadliest cancer among women, according to the American Cancer Society. Compared to women who ate their usual diet and were diagnosed with breast cancer, women in the low-fat diet group who were diagnosed with breast cancer had. Relevant Topics. Erika Edwards.
The lead author of the study, Dr. The women were tracked for 20 years, through Between and , 3, cases of breast cancer were diagnosed in the entire trial population. Researchers from the Los Angeles Biomedical Research Institute at the Harbor-UCLA Medical Center who analyzed the data found that women who stuck to the low-fat, plant-based diet had a 20 percent lower risk of dying from breast cancer. Between and , the women were randomly assigned to one of two dietary groups. All participants were women between the ages of 50 and 79, with no history of previous breast cancer. View the disclosures for Dr. The WHI comprised several randomized trials, as well as an observational component. Follow NBC News.
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This is the first large, randomized clinical trial to show that diet can reduce the risk of dying from breast cancer. Diet and nutrition are only some of the components of a complex and increasingly prevalent medical issue in America today — obesity. The incidence of obesity has dramatically increased over the past several decades, and if current trends continue over the next 20 years, it is estimated that obesity will lead to more than , additional cases of cancer each year in the United States. About the Study WHI, launched in , is a set of ongoing randomized, controlled clinical trials that are looking at methods for preventing heart disease, breast and colorectal cancer, and osteoporotic fractures in postmenopausal women. This analysis comes from a WHI trial of dietary modification that enrolled 48, postmenopausal women age 50 to 79 with no previous breast cancer history. Women in the balanced, low-fat diet group adhered to the diet for approximately 8. The investigators continued to follow all of these women after completion of the intervention period to see if they died from any cause or from breast cancer. So far, the trial has followed participants for a median of