在发展中国家,性传播疾病(STD,性病)是引起健康与寿命损失的主要原因之一。性病对妇女的危害更大,大多数妇女感染性病后无症状或症状轻微,由于得不到及时治疗,会导致并发症和后遗症的发生。近年来,中国性病、艾滋病传播呈快速增长趋势,外来流动人群是高危人群〔1〕。为了解流动 In developing countries, sexually transmitted diseases (STDs, sexually transmitted diseases) are one of the major causes of health and loss of life expectancy. STDs are more harmful to women. Most women are asymptomatic or have mild symptoms after they become sexually transmitted. Complications and sequelae can result when they are not treated promptly. In recent years, the spread of STDs and AIDS in China shows a rapid growth trend, and the floating population is a high-risk population [1]. To understand the flow