性传播疾病 (ＳＴＤ)仍是美国的一个主要公共卫生问题 ,其总的发病数和患病数的准确估计仍难以明确。过去 1 0年里 ,每年新发ＳＴＤ感染 1 2 0 0万例 ,这是引用最广的数字。然而1 0多年来 ,尽管检测方法和ＳＴＤ控制规划的效果有改善 ,但这个数字却没有改变。该文运用现有已发 Sexually transmitted diseases (STDs) remain a major public health problem in the United States and the exact estimates of their overall incidence and prevalence are still unclear. Over the past decade, 12 million new cases of STD were reported each year, the most widely cited figure. However, over the past 10 years, although the effectiveness of testing methods and STD control programs has improved, this figure has not changed. The use of existing text has been issued