Analysis of epidemiological characteristics of pulmonary tuberculosis in Donghai County from 2017 to 2022
Objective This study was aimed at analyzing the epidemiological characteristics of tuberculosis in Donghai County in the past 6 years,to provide a scientific basis for the prevention and cure of tuberculosis.Methods Re-ported cases of pulmonary tuberculosis in people with current addressses in Donghai County from 2017 to 2022 were ana-lyzed with descriptive epidemiological methods.Results A total of 1 575 tuberculosis cases were reported in Donghai Coun-ty from 2017 to 2022.The reported incidence rates in each year were 29.66/100 000,29.85/100 000,23.36/100 000,17.49/100 000,12.23/100 000 and 13.87/100 000,and the annual average reported incidence rate was 21.13/100 000.The annual average reported incidence rate of tuberculosis was 27.62/100 000 from 2017 to 2019 and 14.64/100 000 from 2020 to 2022.A total of 75.43％(1 188/1 575)of the cases were in males,and 24.57％(387/1 575)were in females.Cases in males were concentrated in people 60 years of age or older,accounting for 52.27％(621/1 188),whereas cases in females were concen-trated in people 20-59 years of age,accounting for 54.78％(212/387).Most cases occurred in farmers,accounting for 94.60％(1490/1 575),followed by students,accounting for 2.79％(44/1 575).Quyang,Qinghu and Taolin had the highest re-ported incidence,with annual average incidence rates of 49.88/100 000,37.54/100 000 and 34.99/100 000,respectively.The etiological positivity rate of tuberculosis increased from 40.16％(147/366)to 54.30％(202/372),57.39％(167/291),71.56％(156/218),79.61％(121/152)and 74.43％(131/176)by year.The proportion of the floating population with tubercu-losis first increased and then decreased significantly;the proportions were 5.74％(21/366),9.41％(35/372),14.78％(43/291),15.60％(34/218),0 and 0 by year,respectively.Conclusions The incidence rate showed a showed a downward trend in Donghai County from 2017 to 2022,and the adjustment of COVID-19 prevention and control policies substantially affect-ed the reported incidence rate of tuberculosis in Donghai County.Comprehensive intervention is necessary to pro-mote the prevention and control of tuberculosis.
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