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Dietary Patterns affecting breast cancer risk

The association of dietary patterns representing multiple dietary components and breast cancer risk is not clearly understood. In this study, the author’s objective was to conduct a systematic review of the association between dietary patterns and breast cancer risk (1). Seventeen case-control and nested case-control studies identified 15 healthy, and 10 unhealthy, dietary patterns determined posteriori, and 7 dietary indices determined a priori. Vegetables were consistently found in breast cancer protective patterns whereas saturated fat and red and processed meats were consistently found in patterns associated with increased breast cancer risk. The authors conclude that these findings suggest that dietary patterns that include vegetables and limit saturated fat and red and processed meats may lower breast cancer risk.