Women are typically more at risk than men, because estrogen increases cholesterol stone formation, which is also why use of oral contraceptive pills that contain estrogen increase the risk of cholesterol stones.

相较于男性，通常女性更易患胆系结石，因为雌激素会促进胆固醇结石的形成，这也是为什么使用含雌激素的口服避孕药会增加女性患胆固醇结石的风险。

So young Black women in our study tended to choose condoms over oral contraceptive pills, while the young white women tended to choose oral contraceptive pills over condoms.

巴伯：因此，在我们的研究中，年轻的黑人女性倾向于选择避孕套而不是口服避孕药，而年轻的白人女性则倾向于选择口服避孕药而不是避孕套。

A 2011 study published in perspectives in sexual and reproductive health found that of a group of one million low-income women in California, Black women were also more likely to be given condoms by a family planning service than oral contraceptive pills.

2011 年发表在《性与生殖健康透视》杂志上的一项研究发现，在加利福尼亚州 100 万低收入女性群体中，黑人女性也更有可能通过计划生育服务机构获得安全套，而不是口服避孕药。