1.Impact of dairy farming on gut microbiota structure and diversity of practitioners
Zhaojie WANG ; Xixiao MA ; Xianxia LIU ; Yanggui CHEN ; Xueying XIANG ; Wanting XU ; Jiguo JIN ; Fan WU ; Xiangnan WEI ; Jianyong WU ; Fuye LI
Journal of Environmental and Occupational Medicine 2025;42(6):668-673
Background Animal farming may affect the structure and diversity of gut microbiota of farm workers, but it needs more studies to provide solid evidence. Objective To analyze the diversity characteristics of gut microbiota in dairy farm workers, dairy cows, and the control population (non-animal contact occupational group), and to assess the impact of dairy farming on the gut microbiota of workers. Methods The 16S rRNA full-length amplicon sequencing technology was used to sequence 60 fecal samples from dairy farm workers, 89 from dairy cows, and 50 from the general population. The gut microbiota structure characteristics, including operational taxonomic units (OTUs), alpha diversity, beta diversity, and the composition of species at the phylum, family, and genus levels were analyzed. The differences in gut microbiota among the three groups of samples were compared to explore the impact of occupational exposure on the gut microbiota structure of dairy farm workers. Results A total of
2.Epidemiological characteristics of epidemic encephalitis B in Huzhou City from 2007 to 2023
ZHANG Chao ; SHEN Jianyong ; LUO Xiaofu ; LIU Yan ; HAN Liping
Journal of Preventive Medicine 2025;37(4):386-389
Objective:
To investigate the epidemiological characteristics of epidemic encephalitis B in Huzhou City, Zhejiang Province from 2007 to 2023, so as to provide the evidence for formulating prevention and control measures for epidemic encephalitis B.
Methods:
Epidemic encephalitis B case data in Huzhou City from 2007 to 2023 were collected through the National Notifiable Disease Reporting System of the Chinese Disease Prevention and Control Information System. The temporal, regional and population distribution characteristics of laboratory-confirmed epidemic encephalitis B cases were analyzed using the descriptively epidemiological method.
Results:
A total of 49 laboratory-confirmed epidemic encephalitis B cases were reported in Huzhou City from 2007 to 2023, and the average annual incidence was 0.10/105, showing a significant downward trend (P<0.05). The epidemic encephalitis B cases were concentrated from July to August, and July was the peak month, with 40 cases accounting for 81.63%. There was a statistically significant difference in the average annual incidences of epidemic encephalitis B among counties (districts) (P<0.05). Nanxun District had the highest reported incidence, with an average annual incidence of 0.23/105. There were 30 male cases and 19 female cases, with a male-to-female ratio of 1.58∶1. The youngest case was 5 months old, and the oldest was 49 years old. The children under 15 years were in the majority, with 42 cases accounting for 85.71%. Most of the cases were scattered children, with 25 cases accounting for 51.02%. There were 22 cases with no vaccination history and 21 cases with an unknown vaccination history, accounting for 44.90% and 42.86% respectively. All cases presented with fever. Other main clinical symptoms included listlessness, drowsiness, vomiting and headache, with 47, 40, 33 and 29 cases respectively, accounting for 95.92%, 81.63%, 67.35% and 59.18%, respectively.
Conclusions
The incidence of epidemic encephalitis B in Huzhou City remained at a relatively low level from 2007 to 2023, with Nanxun District being the high-risk area and July being the peak month for disease incidence. Fever and listlessness were the predominant clinical manifestations. Strengthening vaccination for children under 15 years should be prioritized.
3.Epidemiological characteristics of hand, foot, and mouth disease in Huzhou City from 2013 to 2023
LIU Yan ; ZHANG Zizhe ; WANG Yuda ; LIU Guangtao ; SHEN Jianyong
Journal of Preventive Medicine 2025;37(7):718-721
Objective:
To investigate the epidemiological characteristics of hand, foot, and mouth disease (HFMD) in Huzhou City, Zhejiang Province from 2013 to 2023, so as to provide the basis for improving HFMD prevention and control measures.
Methods:
Data on HFMD cases in Huzhou City from 2013 to 2023 were collected through the Infectious Disease Reporting Information System of Chinese Disease Prevention and Control Information System. The epidemiological and etiological characteristics of HFMD cases were described.
Results:
A total of 61 093 HFMD cases were reported in Huzhou City from 2013 to 2023, with an average annual reported incidence of 181.89/100 000, showing no significant trend (AAPC=1.855%, P>0.05). The peak incidence of HFMD was reported from May to July, with a second peak from October to December. The average annual reported incidence of HFMD in males was higher than in females (206.93/100 000 vs. 155.74/100 000, P<0.05). The majority of cases were children aged under 5 years, with 48 936 cases (80.10%). The highest average annual reported incidence was observed in the children aged 1 year (5 767.62/100 000). The majority of cases were scattered children, with 33 508 cases (54.85%). Anji County and Wuxing District had relatively high average annual reported incidences of HFMD, at 211.68/100 000 and 210.43/100 000, respectively. Among the 2 791 laboratory-confirmed HFMD cases, 246, 600, and 1 945 cases tested positive for enterovirus 71 (EV71), Coxsackievirus A16, and other enteroviruses, respectively. Children aged under 5 years accounted for 87.39%, 75.67%, and 82.57% of the cases positive for the corresponding virus types, respectively. From 2013 to 2023, other enteroviruses had a relatively high positive proportion, while the positive proportion of EV71 decreased after 2014.
Conclusions
The reported incidence of HFMD in Huzhou City remained relatively stable. The peak incidence occurred from May to July. Males, children aged under 5 years, and scattered children were the key populations for prevention and control. Anji County and Wuxing District were high-incidence areas, and other enteroviruses were the predominant pathogens.
4.Epidemiological characteristics of influenza in Huzhou City from 2014 to 2023
HU Xiaoqiang ; LIU Yan ; ZHOU Sifan ; ZHANG Zizhe ; WANG Yuda ; SHEN Jianyong
Journal of Preventive Medicine 2025;37(9):959-962
Objective:
To analyze the epidemiological characteristics of influenza in Huzhou City, Zhejiang Province from 2014 to 2023, so as to provide a reference for the improvement of influenza prevention and control measures.
Methods:
The data of influenza cases in Huzhou City from 2014 to 2023 were collected from the China Disease Prevention and Control Information System. Descriptive epidemiological methods were used to analyze the population and regional distribution characteristics of influenza. Annual percent change (APC) and average annual percent change (AAPC) were used to analyze the trend of influenza incidence in Huzhou City from 2014 to 2023.
Results:
A total of 83 277 influenza cases were reported in Huzhou City from 2014 to 2023, with an average annual reported incidence of 268.68/105. From 2014 to 2023, the reported incidence of influenza in Huzhou City showed an upward trend (AAPC=68.748%, P<0.05), with a slow upward trend from 2014 to 2021 (APC=31.055%, P<0.05) and a sharp upward trend from 2021 to 2023 (APC=308.782%, P<0.05). The average annual reported incidence of influenza was 270.72/105 in males and 266.54/105 in females, and the difference was not statistically significant (P>0.05). The average annual reported incidence of influenza in children aged 5-<15 years was 1 502.77/100 000. The reported incidences of influenza in Deqing county, Changxing county, and Anji county were 551.44/100 000, 370.47/100 000, and 175.31/100 000, respectively. From 2014 to 2023, the trends of reported influenza incidence in males, females, residents aged 5-<15 years, and 15-<25 years were consistent with the whole population. The reported influenza incidence in each district (county) from 2021 to 2023 was consistent with Huzhou City from 2021 to 2023.
Conclusions
The reported incidence of influenza in Huzhou City showed an overall upward trend from 2014 to 2023, especially from 2021 to 2023. There was no significant gender difference. The majority of the cases were aged 5-<15 years, and the high incidence areas were Deqing County.
5.Comparison of clinical outcomes in patients with 4b acute myocardial infarction caused by early and late stent thrombosis
Xiaowei LI ; Jing GAO ; Yin LIU ; Mingdong GAO ; Jianyong XIAO
Tianjin Medical Journal 2024;52(3):290-296
Objective To observe and compare in-hospital and 1-year survival and prognosis of patients with 4b acute myocardial infarction(AMI)caused by early and late stent thrombosis(ST).Methods A total of 302 patients with 4b acute myocardial infarction caused by ST were enrolled in this study from January 2015 to February 2018.ST patients were confirmed by coronary angiography.These patients were divided into two groups:the early ST group(n=26)and the late ST group(n=276)according to the time of ST occurrence.Endpoint events during hospitalization and one year of follow up were compared between the two groups of patients.The primary endpoint events included cardiac death and recurrent AMI.The secondary endpoint events included target lesion revascularization(TLR),re-stent thrombosis,heart failure and stroke.The incidence of no endpoint events was compared between two groups of patients by Kaplan and Meier survival analysis.Cox regression analysis was used to analyze risk factors for endpoint events in patients with type 4b AMI.Results There was no significant difference in the incidence of the primary endpoint events during hospitalization between the two groups(7.7%vs.3.3%,P=0.243).The incidence of heart failure was higher in the early ST group than that of the late ST group(11.5%vs.1.4%,P=0.016).There was no significant difference in the incidence rates of other secondary endpoint events between the two groups(P>0.05).After a mean follow-up of 1 year,the incidence rates of primary endpoint events and the secondary eendpoint events were higher in the early ST group(20.0%vs.5.9%,P<0.05 and 36.0%vs.11.5%,P<0.01)than that of the late ST group.Kaplan and Meier survival analysis showed that the 1-year cumulative incidences of non-primary(P= 0.022)and non-secondary events(P<0.001)were lower in the early ST group than those of the late ST group.Cox regression analysis showed that hypertension and history of coronary artery bypass grafting were independent risk factors for primary endpoint events in patients with 4b AMI,and intraoperative implantation of intraaortic balloon pump(IABP)and shortening the time from stent thrombosis to balloon dilation(ST to B)were independent protective factor.Conclusion Early ST patients have similar in-hospital outcomes and poor long-term prognosis compared with late ST induced 4b type AMI patients.Intraoperative implantation of IABP and shortening of ST to B time may improve the prognosis of 4b type AMI patients.
6.Trends in incidence of notifiable infectious diseases in Huzhou City from 2005 to 2023
LIU Yan ; SHEN Jianyong ; WANG Yuda ; LIU Guangtao ; SUN Xiuxiu ; ZHANG Zizhe
Journal of Preventive Medicine 2024;36(7):566-570
Objective:
To investigate the trends in incidence and epidemiological characteristics of notifiable infectious diseases in Huzhou City, Zhejiang Province from 2005 to 2023, so as to provide insights into optimizing infectious disease surveillance and control.
Methods:
Data of notifiable infectious disease cases in Huzhou City from 2005 to 2023 were collected from the Infectious Disease Report Information System of Chinese Disease Prevention and Control Information System. Trends in incidence were analyzed using annual percent change (APC) and average annual percent change (AAPC). The population distribution and seasonal characteristics were descriptively analyzed.
Results:
From 2005 to 2023, a total of 504 283 cases of notifiable infectious diseases were reported in Huzhou City, with an annual crude incidence rate of 892.65/105 and a standardized incidence rate of 989.21/105. The incidence rate of notifiable infectious diseases in Huzhou City showed an upward trend (AAPC=8.886%, P<0.05), of which there was an obvious upward trend from 2021 to 2023 (APC=95.996%, P<0.05). After the removal of COVID-19 incidence, the incidence trend was basically unchanged (AAPC=7.970%, P<0.05). From 2005 to 2023, the incidence rate of class A and B notifiable infectious diseases showed no obvious trend (P>0.05), and the incidence rate of class A and B respiratory infectious diseases showed an upward trend (AAPC=6.958%, P<0.05). After the removal of COVID-19 incidence, the two showed a downward trend (AAPC=-7.680% and -8.660%, both P<0.05). The incidence rate of class A and class B intestinal infectious diseases, blood-borne and sexually transmitted infectious diseases showed a downward trend (AAPC=-14.849% and -5.977%, both P<0.05), while the incidence rates of natural and insect-borne infectious diseases did not show a significant trend (P>0.05). The overall incidence rate of class C infectious diseases showed an upward trend (AAPC=13.058%, P<0.05). The incidence rate ratio (IRR) of notifiable infectious diseases between males and females was 1.26 (95%CI: 1.25-1.27). A total of 204 043 cases under 10 years were reported, accounting for 40.46%. The peak incidence of class A and B respiratory infectious diseases was in January, May and June, while that of class A and B intestinal infectious diseases was from June to October. The peak incidence of class C respiratory infectious diseases was in January, March, April and December, while that of class C intestinal infectious diseases was from May to August and from November to December.
Conclusions
The incidence rate of notifiable infectious diseases in Huzhou City showed an upward trend from 2005 to 2023, which was more obvious from 2021 to 2023. Men and children under 10 years were the high-risk population. The incidence of respiratory and intestinal infectious diseases had obvious seasonal characteristics.
7.Epidemiological characteristics of notifiable respiratoryinfectious diseases in Huzhou City
LIU Yan ; SHEN Jianyong ; LIU Guangtao ; SUN Xiuxiu ; WANG Yuda ; ZHANG Zizhe
Journal of Preventive Medicine 2024;36(1):22-25
Objective :
To understand the epidemiological characteristics of notifiable respiratory infectious diseases in Huzhou City, Zhejiang Province from 2017 to 2022, so as to provide insights into formulation of respiratory infectious disease prevention and control strategies.
Methods:
The data pertaining to notifiable respiratory infectious disease in Huzhou City from 2017 to 2022 were collected through the Infectious Disease Report Information System of Chinese Disease Prevention and Control Information System. Epidemiological characteristics of notifiable respiratory infectious disease was analyzed using a descriptive epidemiological method.
:
Results
Conclusions:
A total of 31 314 cases of notifiable respiratory infectious diseases were reported in Huzhou City from 2017 to 2022, with an average annual reported incidence of 169.12/105. The reported incidence of notifiable respiratory infectious diseases appeared a tendency towards a rise in Huzhou City from 2017 to 2022 (P<0.05). The top six reported diseases in terms of case numbers were influenza (20 048 cases), tuberculosis (6 920 cases), COVID-19 (1 893 cases), mumps (1 413 cases), pertussis (475 cases) and scarlet fever (442 cases), accounting for 99.61% of the total cases. The incidence of influenza, COVID-19 and pertussis showed a tendency towards a rise, the incidence of mumps and tuberculosis showed a tendency towards a decline (all P<0.05), and scarlet fever remained at a low-level incidence (P>0.05). Respiratory infectious diseases were mainly reported in winter (January, February and December), with 14 644 cases accounting for 46.77%. There were 15 068 cases reported in schools and kindergartens, accounting for 48.12%. The incidence showed a U-shaped variation with age, with the highest incidence in residents at ages of 10 years and below (987.68/105), and showing a tendency towards a rise in residents at ages of 60 years and above.
The incidence of respiratory infectious diseases in Huzhou City from 2017 to 2022 increased significantly. Influenza, tuberculosis, COVID-19, mumps and pertussis are key notifiable respiratory infectious diseases. Residents at ages of 10 years and below and 60 years and above should be given a high priority for respiratory infectious disease control.
8.Epidemiological characteristics of other infectious diarrhea in Huzhou City from 2013 to 2023
LIU Yan ; SHEN Jianyong ; WANG Yuda ; LIU Guangtao ; ZHANG Zizhe
Journal of Preventive Medicine 2024;36(11):992-995
Objective:
To investigate the epidemiological characteristics of other infectious diarrhea (OID) in Huzhou City, Zhejiang Province from 2013 to 2023, so as to provide the basis for formulating of prevention and control measures for OID.
Methods:
Data of OID in Huzhou City from 2013 to 2023 were collected from the Infectious Disease Reporting Information System of Chinese Disease Prevention and Control Information System. Epidemiological and etiological characteristics of OID cases were analyzed using a descriptive epidemiological method.
Results:
A total of 111 455 cases of OID were reported in Huzhou City from 2013 to 2023, with an average annual reported incidence of 331.82/105, showing a decreasing trend (P<0.05). The peak incidence of OID was reported from July to August and from November to February of the following year, primarily due to bacterial and viral pathogens, respectively. Changxing County had the highest reported incidence of OID (660.62/105), while Anji County had the lowest (188.92/105). Among the reported cases, 58 259 were male and 53 196 were female, with a male-to-female ratio of 1.10∶1. The highest incidence was observed in children aged under 1 year (4 545.70/105). The majority of cases were scattered children, with 36 933 cases (33.14%). There were 22 639 cases with clear pathogens, and rotavirus was the most common, with 16 953 cases (74.88%).
Conclusions
The overall incidence of OID in Huzhou City showed a decreasing trend from 2013 to 2023. OID peaked in summer and winter and was primarily observed in children aged 1 year below and scattered children. Rotavirus infection was the dominant etiology.
9.A summary of Professor JIA Chunsheng's clinical experience in treating cubital tunnel syndrome
Xianbing HOU ; Haiyan ZHANG ; Shuyan LIU ; Jianyong ZHAO ; Chunsheng JIA ; Jue HONG
Journal of Acupuncture and Tuina Science 2024;22(2):167-172
The article summarizes the clinical experience of Professor JIA Chunsheng in treating cubital tunnel syndrome with various traditional Chinese medicine therapies,including superficial point-toward-point auricular acupuncture,ordinary acupuncture,fire-needle therapy,and oral Chinese medication,to inherit his academic characteristics,such as meridian-identified and stage-identified treatments,stressing the patient's body constitution and state,and emphasizing the holistic treatment,and to provide references for the popular science education and clinical treatment of cubital tunnel syndrome.
10.Clinical characteristics and outcomes of hospitalized kidney transplant recipients with COVID-19 infection in China during the Omicron wave:a single-center cohort study
LV DUO ; XIE XISHAO ; YANG QINYUN ; CHEN ZHIMIN ; LIU GUANGJUN ; PENG WENHAN ; WANG RENDING ; HUANG HONGFENG ; CHEN JIANGHUA ; WU JIANYONG
Journal of Zhejiang University. Science. B 2024;25(6):529-540,后插1-后插2
Background:Following the short-term outbreak of coronavirus disease 2019(COVID-19)in December 2022 in China,clinical data on kidney transplant recipients(KTRs)with COVID-19 are lacking.Methods:We conducted a single-center retrospective study to describe the clinical features,complications,and mortality rates of hospitalized KTRs infected with COVID-19 between Dec.16,2022 and Jan.31,2023.The patients were followed up until Mar.31,2023.Results:A total of 324 KTRs with COVID-19 were included.The median age was 49 years.The median time between the onset of symptoms and admission was 13 d.Molnupiravir,azvudine,and nirmatrelvir/ritonavir were administered to 67(20.7%),11(3.4%),and 148(45.7%)patients,respectively.Twenty-nine(9.0%)patients were treated with more than one antiviral agent.Forty-eight(14.8%)patients were treated with tocilizumab and 53(16.4%)patients received baricitinib therapy.The acute kidney injury(AKI)occurred in 81(25.0%)patients and 39(12.0%)patients were admitted to intensive care units.Fungal infections were observed in 55(17.0%)patients.Fifty(15.4%)patients lost their graft.The 28-d mortality rate of patients was 9.0%and 42(13.0%)patients died by the end of follow-up.Multivariate Cox regression analysis identified that cerebrovascular disease,AKI incidence,interleukin(IL)-6 level of>6.8 pg/mL,daily dose of corticosteroids of>50 mg,and fungal infection were all associated with an increased risk of death for hospitalized patients.Conclusions:Our findings demonstrate that hospitalized KTRs with COVID-19 are at high risk of mortality.The administration of immunomodulators or the late application of antiviral drugs does not improve patient survival,while higher doses of corticosteroids may increase the death risk.


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