Seasonal characteristics of scarlet fever in Songjiang District, Shanghai in 2012-2021
- VernacularTitle:2012—2021年上海市松江区猩红热季节性流行特征分析
- Author:
Guiling GAO
1
;
Xiajing YAO
1
;
Jingxian QIAN
1
;
Chao WANG
1
Author Information
- Publication Type:Journal Article
- Keywords: Scarlet fever; Concentration method; Circular distribution method; Seasonality
- From: Journal of Public Health and Preventive Medicine 2024;35(1):66-69
- CountryChina
- Language:Chinese
- Abstract: Objective To analyze the seasonal characteristics of scarlet fever in Songjiang District from 2012 to 2021, and to provide references for the prevention and control of scarlet fevers. Methods The incidence data of scarlet fever in Songjiang District from 2012 to 2021 were collected through the China Disease Prevention and Control Information System. The seasonal characteristics and peak of scarlet fever incidence were analyzed using concentration and circular distribution methods. Results The average annual reported incidence rate of scarlet fever in Songjiang District from 2012 to 2021 was 20.15/100 000. The M value of the concentration analysis was 0.18. The results of the circular distribution method showed that the peak day of scarlet fever from March to August was May 12, and the epidemic peak period was from April 3 to June 20. From September to February of the next year, the peak day of scarlet fever was December 21, and the epidemic peak period was from December 2 to January 9 of the next year. The differences were all statistically significant (P values were all less than 0.05). Conclusion The peaks of scarlet fever in Songjiang District mainly occur in May and December. It is suggested that the monitoring methods and prevention strategies should be adjusted in time according to Seasonal characteristics of scarlet fever.
