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Journal of Tuberculosis and Lung Disease ›› 2023, Vol. 4 ›› Issue (4): 323-327.doi: 10.19983/j.issn.2096-8493.20230069

• Original Articles • Previous Articles     Next Articles

Epidemiological characteristics of pulmonary tuberculosis patients in central urban area of Tianjin City from 2011 to 2020

Zhang Yuhua()   

  1. Department of Outpatient, Tianjin Center for Tuberculosis Control and Prevention, Tianjin 300041, China
  • Received:2023-06-09 Online:2023-08-20 Published:2023-08-15
  • Contact: Zhang Yuhua, Email: zhangyh0831@163.com

Abstract:

Objective: The epidemiological characteristics of active tuberculosis patients diagnosed and registered in 2011—2020 in the central urban area of Tianjin City was analyzed to provide a basis for the formulation of tuberculosis prevention and control policies. Methods: Descriptive statistics was used to describe pulmonary tuberculosis patients registered in the 2011—2020 Tuberculosis Information Management System in central area of Tianjin City. Results: From 2011 to 2020, a total of 12968 cases of active pulmonary tuberculosis were confirmed in the central urban area of Tianjin, the average registration rate was 30.57/100000 (12968/42.42 million), and the registration rate was generally stable in 10 years, with no significant downward trend ( χ t r e n d 2=2.771,P=0.096). The proportion of patients from the central urban area among all patients in Tianjin was 38.47% (12968/33707). The etiologically positive rate of tuberculosis patients was increasing from 36.21% (533/1472) in 2011 to 63.76% (769/1206) in 2019, showing a statistically significant upward trend ( χ t r e n d 2=5.461, P=0.019). The registration number peaked in March-April and July-August, accounting for 40.85% (5298/12968) of all patients; 9003 were male tuberculosis patients, 3965 were females, male-female sex ratio was 2.27∶1; patients mainly aged 45-64 years old which accounted for 35.66% (4625/12968), male peaked in 45-64 years old group (accounting for 40.18% (3617/9003)), female peaked in 15-34 years old group (accounting for 41.69% (1653/3965)); patients’ occupations were mainly housework and unemployed which accounted for 34.18% (4432/12968). Conclusion: In the past 10 years, the pulmonary tuberculosis epidemic in Tianjin central urban area had gradually decreased, and targeted prevention and control strategies should be formulated according to the characteristics of the epidemic in the central urban area.

Key words: Tuberculosis, pulmonary, Epidemiologic studies, Tianjin City

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