2009-2013年盐城地区献血者梅毒感染趋势分析

A Trend Analysis of the Serologic Markers for Syphilis Diagnosis in Blood Donors

目的调查盐城地区无偿献血者梅毒感染趋势及流行病学特征,为制定科学的献血招募策略和预防措施提供依据。方法对本地区2009~2013年328 109人份无偿献血者血液标本的检测结果,按不同性别、年龄、职业、学历和血型进行回顾性调查及流行趋势统计。结果 2009~2013年本地区无偿献血者梅毒阳性率呈逐年下降趋势,平均为0.61%,其中男性的梅毒阳性率低于女性,分别为0.54%、0.72%;18~25岁年龄组梅毒阳性率低于26~35岁、36~45岁、46~55岁,分别为0.38%、0.66%、0.70%、0.61%;学生的梅毒阳性率低于工人、农民,分别为0.19%、0.56%、0.70%;本科及以上的梅毒阳性率低于大专、高中（中专）、初中及以下的献血者,分别为0.31%、0.51%、0.71%、1.00%;A型的梅毒阳性率低于AB型、O型、B型,分别为0.58%、0.60%、0.61%、0.65%。结论采供血机构应针对不同年龄、不同职业、不同学历层次的无偿献血者,采取不同献血招募策略和预防措施来保障血液安全。

Objective To investigate the prevalence and the epidemiological characteristic of syphilis infection from voluntary blood donors in Yancheng of Jiangsu province,so as to provide the evidence for facilitating the strategies and measures of prevention and control. Methods 32 809 blood samples in Yancheng from 2009 to 2013 were tested. Analysis was conducted to examine donor characteristics associated with positive syphilis serology. Results The total positive rate of syphilis was 0.6 1 %,showing a decreasing tendency. The positive rate in female（ 0. 7 2 %） was higher than that in male（ 0. 5 4 %）.For group aged 1 8 ~ 2 5,the syphilis prevalence was 0. 3 8 %,which was far lower than the groups aged 2 6 ~ 3 5（ 0.6 6 %）,3 6 ~ 4 5（ 0. 7 0 %） and 4 6 ~ 5 5（ 0. 6 1 %）. The syphilis prevalence of students（ 0. 19%） was lower than worker（ 0. 56%） and farmer（ 0. 70%）. The prevalence（ 0. 31%） in the persons with high education was lowest in the all investigated individuals. The positive rate of type A samples（ 0. 58%） was lower than that of types AB（ 0. 60%）,O（ 0. 61） %,and B（ 0.65%）. Conclusion Voluntary blood donors should be treated with corresponding preventive measures based on their ages,jobs and education levels so as to ensure the safety of blood.