The report detailed racial and socioeconomic disparities among women who provide their babies exclusively breast milk in these first months, with black, teen-age, rural, less-educated, lower-income and unmarried mothers less likely to do so.

• 报告中详细分析了在头三个月至六个月对孩子进行纯母乳喂养的女性在种族和社会经济方面的差别。报告显示，黑人女性、不到20岁的女性、农村地区、受教育水平低、收入较低的女性、以及未婚妈妈进行纯母乳喂养的比例较低。