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Epidemiological characteristics of human brucellosis in Xianyang City, Shaanxi Province from 2011 to 2020 / 中华地方病学杂志
Chinese Journal of Endemiology ; (12): 313-317, 2022.
Article in Chinese | WPRIM | ID: wpr-931543
ABSTRACT

Objective:

To analyze the epidemic characteristics of human brucellosis in Xianyang City, Shaanxi Province, to grasp the epidemic trend and provide scientific basis for further prevention and control of human brucellosis.

Methods:

Descriptive epidemiological methods were used to statistically analyze the incidence data and epidemic data of human brucellosis in Xianyang City, Shaanxi Province from 2011 to 2020 in the "Infectious Disease Surveillance System of China Disease Control and Prevention Information System".

Results:

A total of 864 human brucellosis cases had been reported in Xianyang City from 2011 to 2020, and there was no dead case. The annual incidence began to increase rapidly from 2014, the highest annual incidence in 2019 was 5.79/10 5. There were statistical differences between the incidence of different years (χ 2 = 900.40, P < 0.001). Human brucellosis cases in Xianyang City were mainly concentrated in dairy goat breeding counties, with a total of 571 cases reported, accounting for 66.09%. Cases were reported in all months of the year, and the peak incidence of human brucellosis was from April to August, accounting for 64.35% (556/864). The age of cases was mainly concentrated in the 40 - 69 years old group, accounting for 68.29% (590/864); the ratio of male to female was 2.40 ∶ 1.00 (610 ∶ 254). The occupation was mainly farmers, accounting for 83.45% (721/864). There had been an increase in the proportion of scattered children, students and preschool children. The total serological positive rate was 3.14% (283/9 009) in Xianyang City, and pathogenic culture showed variant strains. The median of interval between onset time and diagnosis time was 8 days.

Conclusion:

The prevalence of human brucellosis in Xianyang City, Shaanxi Province shows an overall upward trend, which needs to be paid more attention to and control efforts should be strengthened.

Full text: Available Index: WPRIM (Western Pacific) Language: Chinese Journal: Chinese Journal of Endemiology Year: 2022 Type: Article

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Full text: Available Index: WPRIM (Western Pacific) Language: Chinese Journal: Chinese Journal of Endemiology Year: 2022 Type: Article