The Epidemic Situation Of Notifiable Infectious Diseases From 2004 To 2015 In Heping District In Tianjin

Objective:Analyze the epidemic characteristics and epidemic trends of infectious diseases from 2004 to 2015,in order to provide a scientific basis;for prevention and treatment strategies of infectious diseases.Methods:The data were collected from network direct reporting system by using Excel₂016 software,and the data were statistically processed by SPSS₂2.0 software.The basic situation,the disease composition and epidemic characteristics of the main infectious diseases were analyzed by epidemiological descriptive methods.The incidence rates were calculated as the number of incident patients divided by number of population and compared using chi-square test.Results: 1.The basic situation A total of 21971 patients of 21 kinds of infectious diseases were reported in Heping district,Tianjin from 2004 to 2015,and the average annual incidence rate was 547.22/100000,and the highest and lowest incidence rates were in 2006 and 2009,respectively,which were 1019.09/100000 and 349.91/100000,respectively.Among them,19 patients died and the average annual mortality rate was 0.47/100000.The mortality of infectious diseases held steady,the highest year of mortality rate was 2012,the mortality rate was 1.74/100000.No deaths were reported in 2004,2006 and 2011.During 12 years,the top five diseases of incidence rate were other infectious diarrhea,bacterial dysentery,syphilis,pulmonary tuberculosis,viral hepatitis.Among all kinds of notifiable infectious diseases cases,intestinal infectious diseases accounted for 67.54%,blood-borne and sexually transmitted diseases accounted for 16.34%,respiratory diseases accounted for 15.81%,and natural foci infectious diseases and insect vector-borne diseases accounted for 0.25%.The incidence peak occurred mainly from June to August,Top occupation was students,accounting for 16.38%,top age group was 20-24 years,accounting for 10.87% and top place was Xinxing Street,accounting for 18.53% of the reported cases.2.Intestinal infectious disease A total of 14839 cases of intestinal infectious diseases were reported from 2004 to 2015,and the average annual incidence of 369.59/100000 with a upward trend.The cases of intestinal infectious disease occured mainly from June to September.The largest number of patients was 20-24 years-old group.The largest number of cases is Wudadao Street.The main diseases were bacterial dysentery and hand,foot and mouth disease.3.Respiratory infectious diseases A total of 3473 cases of respiratory infectious diseases were reported,and 12 cases died from 2004 to 2015,and the average annual incidence rate was 86.50/100000 with a rising trend.The cases of respiratory infectious disease occured mainly from December to May.The most cases were in Quanyechang Street.The main diseases were pulmonary tuberculosis and mumps.4.Natural foci and insect vector-borne diseases A total of 56 cases of natural foci infectious diseases and insect vector-borne diseases were reported and no died from 2004 to 2015,the average annual incidence of 1.39/100000.5.Blood-borne and sexually transmitted disease A total of 3590 cases of blood-borne and sexually transmitted diseases were reported,and 7 cases died from 2004 to 2015.The average annual incidence rate was 89.41/100000 with slowly declining trend,and no obvious seasonality.The top age group was 20-49 years.The largest number of cases was in Xinxing Street.The main diseases were syphilis and hepatitis B.Conclusion: 1.The incidence rate of infectious diseases in Heping district of Tianjin from 2004 to 2015 showed rising trend,and mortality rate remained low level.2.The cases of infectious diseases was mainly in 20-24 years,occupation mainly was students,and the incidence in male was higher than in female.Infectious disease prevention and control efforts should be strengthened in these crowds.3.The spectrum of infectious diseases had tremendous changes from 2004 to 2005.The incidence of natural foci infectious diseases and insect vector-borne diseases haddropped dramatically and bacillary dysentery and type B hepatitis were under control.Syphilis and hand,foot and mouth disease keep a high incidence rate.