Ford K, Labbok M
Am J Public Health. 1987 Jan;77(1):79-81. doi: 10.2105/ajph.77.1.79.
National Surveys of Family Growth data showed that as of 1982, most lactating women who were sexually active used a contraceptive method; barrier methods were most frequently used. Black women and women of higher parity and lower educational level were more likely to be sexually active and not using a method.
全国家庭生育调查数据显示,截至1982年,大多数有性生活的哺乳期妇女采用了避孕方法;屏障法是最常用的方法。黑人妇女、多产妇女以及教育水平较低的妇女更有可能有性生活且未采取避孕措施。