Epidemic trend and characteristics of syphilis in Guanyun County, 2011-2020
YAN Xiao-jin1, DAI Yong-zhe2
1. Guanyun County ServiceCenter for Maternal and Child Health and Family Planning, Lianyungang, Jiangsu 222000, China; 2. Guanyun County Center for Disease Control and Prevention, Lianyungang, Jiangsu 222000, China
Abstract:Objective To analyze the epidemic trend and features of syphilis in Guanyun County from 2011 to 2020, and to provide a basis for formulating prevention and control strategies. Methods The prevalence trend and characteristics of syphilis in Guanyun County from 2011 to 2020 were analyzed by descriptive epidemiology, and the temporal variation trend of reported syphilis incidence was analyzed by the estimated annual percentage change. Results From 2011 to 2020, the reported incidence rate of syphilis in Guanyun County rose from 12.47/100,000 to 20.84/100,000, with an average annual increase of 5.44% (P=0.060). The average annual increase rate of latent syphilis was 14.11% (P=0.000), while the average annual decrease rates of stage I and II syphilis were 1.49% (P=0.787) and 6.57% (0.144), respectively. The incidence rate was found to be the highest in summer (4.23/100,000), and increased obviously in winter, with an average annual increase of 7.25% (P=0.013). The ratio of male to female was 0.58:1, and the average annual increase of reported morbidity was 3.56% (P=0.180) and 6.61% (0.019), respectively. The incidence rate was higher in adults aged 20-29 years (30.39/100,000), and increased significantly in adults aged above 60 years. The incidence rate in males aged 20-49 years showed a downward trend. The incidence rate was higher in the male elderly than in the female elderly. The main occupations of patients were farmers, out-of-town labourers, houseworkers and the unemployed, with the largest increase in houseworkers and the unemployed (14.13%). Conclusion The reported incidence rate of syphilis in Guanyun County in 2011-2020 showed an upward trend, especially in latent syphilis. It is necessary to take targeted prevention and control measures according to different time, populations and regions.
颜晓今, 戴咏哲. 2011—2020年灌云县梅毒流行趋势与特征分析[J]. 实用预防医学, 2022, 29(10): 1206-1209.
YAN Xiao-jin, DAI Yong-zhe. Epidemic trend and characteristics of syphilis in Guanyun County, 2011-2020. , 2022, 29(10): 1206-1209.