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  • Jin-ru ZHANG, Li HONG, Mei ZHAO
    Modern Preventive Medicine. 2024, 51(7): 1217-1221.
    Objective

    To analyze and summarize the relationship between sleep quality and dietary inflammatory index (DII), so as to provide guidance for improving sleep quality.

    Methods

    Using dietary inflammatory index, anti-inflammatory diet, anti-inflammatory diet, and sleep quality as keywords, China knowledge net, VIP database, Wan fang database, PubMed and Web of Science database were searched, and the related literatures at home and abroad were reviewed to summarize the relationship between DII and sleep quality and its internal mechanism.

    Results

    There was a correlation between sleep quality and DII, but the conclusion was not consistent. On one hand, pro-inflammatory or anti-inflammatory diet may affect sleep quality by affecting circadian rhythm system and sleep homeostasis. On the other hand, low-quality sleep may affect dietary selection and intake, thus affecting the level of dietary inflammation.

    Conclusion

    There is a correlation between sleep quality and DII, but there is no consistent conclusion. Larger samples and high-quality studies are needed in order to provide reference for improving sleep quality.

  • Yu-min LI, Xia LI, En-fei JIANG
    Modern Preventive Medicine. 2024, 51(7): 1206-1211.
    Objective

    To comprehensively evaluate the technical support ability of occupational disease surveillance and evaluation of the county-level Center for Disease Control and Prevention (CDC) in Sichuan Province, in order to optimize the allocation of resources, improve the support ability of occupational disease prevention and control, and provide reference for balanced development.

    Methods

    The technical support ability of occupational disease surveillance and evaluation of county-level CDCs in Sichuan Province was comprehensively evaluated by entropy weight TOPSIS method, followed by classification by RSR method.

    Results

    Among the 179 county-level CDCs in Sichuan Province, 29 county-level CDCs such as Jiangyou, Mianzhu, and Zhongjiang were rated as “good”, and 28 county-level CDCs such as Shiqu, Batang and Daocheng were rated as “poor”.The rest were rated as “medium”. Kruskal-Wallis H test showed that the grading results were statistically significant (H=120.21, P < 0.001).

    Conclusion

    The overall level of technical support ability of occupational disease surveillance and evaluation of county-level CDCs in Sichuan Province is not high, and there are great differences among economic zones and within cities (prefectures). In order to achieve an overall improvement and balanced development of technical support capacity for occupational disease monitoring and assessment in county-level CDCs in Sichuan Province, more policy attention should be given, occupational and radiological health technology services certification should be vigorously promoted, targeted training and professional title promotion should be strengthened for specialized talents, and critical instruments should be gradually equipped.

  • Qi-qi LIU, Wei-wei ZHANG, Yan LI, Yan-yan WANG, Lan LIU, Yu-hua ZHANG
    Modern Preventive Medicine. 2024, 51(7): 1314-1319.
    Objective

    To understand the detection of four prohibited veterinary drugs of fresh and live freshwater fish sold in Guangzhou by analyzing the test data from risk monitoring and supervision sampling, so as to provide reference basis for food safety supervision.

    Methods

    Through the Guangzhou Food Safety Risk Monitoring system and the Food Safety Supervision and Inspection Public Information report of Guangzhou Market Administration, the test results of fresh water fish samples collected from supermarkets, markets, and online e-commerce in Guangzhou from 2017 to 2021 were obtained. The detection of nitrofuran drugs, chloramphenicol, sodium pentachloro phenate, and malachite green drugs were analyzed.

    Results

    The total detection rate of banned veterinary drugs in risk monitoring samples was 35.3% (84/238), and that in supervised sampling samples was 3.10% (118/3 806). The banned veterinary drugs with high detection rates of the two data sources were different. The risk monitoring rates of chloramphenicol and sodium pentachloro phenate were 17.23% (41/238) and 17.23% (41/238), respectively, and that of malachite green was 2.18% (83/3 806). The drug detection rate of the samples collected by risk monitoring in the network e-commerce link was 47.50% (19/40), which was the highest among all sampling links. The results of the two data sources showed that the detection rate of banned veterinary drugs in the wholesale market was high: 47.37% (18/38) and 4.13% (5/121),respectively.

    Conclusion

    The results of data analysis from the two sources complement each other and jointly reveal the problem of banned veterinary drug residues in fresh freshwater fish sold in Guangzhou from 2017 to 2021. It is suggested that the relevant departments pay more attention to the illegal use of chloramphenicol, sodium pentachloro phenate, and malachite green drugs.

  • Ju-fang ZHAO, Tian YANG, Jing ZHAO, Guo-feng LI, Hao-tian PEI, Na-na WEI, Xiu-hong ZHANG
    Modern Preventive Medicine. 2024, 51(7): 1234-1238.
    Objective

    To understand the prevalence and annual change trend of Internet addiction among students aged 11 and 22 in Inner Mongolia in 2019 and 2021, and to explore the influencing factors of Internet addiction behavior, so as to provide reference basis for the prevention of Internet addiction among students.

    Methods

    Students were selected from 12 cities of Inner Mongolia Autonomous Region by stratified cluster random sampling. Internet addiction disorder was determined according to the items of “surveillance and intervention of common diseases and health influencing factors of students in China”. Logistic regression method was used to analyze the relationship between Internet addiction and behavioral factors.

    Results

    The prevalence of Internet addiction among students aged 11 to 22 years in Inner Mongolia in 2019 was 1.92%, 2.50%, and 2.21%, respectively. Logistic regression analysis showed that vocational high school (OR=1.347, 95%CI: 1.083-1.675), single parent family (OR=1.279, 95%CI:1.090-1.500), reconstituted family (OR=1.326, 95%CI: 1.041-1.690), bullying (OR=1.755, 95%CI: 1.443-2.135), depression (OR=3.557, 95%CI: 3.146-4.021), fighting (OR=3.374, 95%CI: 2.512-4.531), sugary drinks (OR=2.182. 95%CI:1.753-2.716),and eating fried food (OR=2.398, 95%CI: 1.908-3.014) were the risk factor of Internet addiction. Outdoor activities for 2 hours (OR=0.620, 95%CI: 0.530-0.726), non-smoking (OR=0.553, 95%CI: 0.476-0.643), and non-drinking (OR=0.581, 95%CI:0.507-0.666) were the protective factors of Internet addiction.

    Conclusion

    The current situation of Internet addiction among students in Inner Mongolia is not optimistic. Attention should be paid to bullying, depression, reconstituted families, fighting students, and vocational high school students. Outdoor activities for 1 to 2 hours a day, reducing the intake of sugary drinks and fried foods, and no smoking and drinking can effectively reduce the incidence of Internet addiction.

  • Hao MA, Ting ZHANG, Su-xia PENG, Ao-nan LIU, Rui MA, Lin-jing CHEN, Lei LEI, Yan-fang YANG
    Modern Preventive Medicine. 2024, 51(7): 1290-1294.
    Objective

    To understand the current status of knowledge and willingness of influenza vaccination among the unvaccinated elderly people in a southwestern city, and to analyze the factors affecting the willingness of influenza vaccination, so as to provide a basis for promoting the popularization of influenza vaccine.

    Methods

    A total of 600 elderly people aged 60 and above who were not vaccinated with influenza vaccine from October to December 2023 were surveyed on their knowledge and willingness to be vaccinated with influenza vaccine. Finally, 538 valid questionnaires were collected. Univariate analysis was carried out using t-test and χ2 test, and logistic regression model was used to analyze influenza vaccination intention.

    Results

    In total 57.8% of the 538 elderly people were willing to be vaccinated against influenza. Specifically, 55.6% of the elderly “did not know or have not heard of the influenza vaccine”, 53.2% of the elderly believed that “the influenza vaccine may not be effective”, 67.5% of the elderly believed that “influenza vaccination would have side effects”, and the estimated proportion of side effects was at 17.53%. The results of multivariate analysis of influenza vaccination willingness showed that people who had “general knowledge” (OR=2.464, 95%CI: 1.209-5.019, P=0.013) and who were “very knowledgeable” (OR=2.885, 95%CI: 1.112-7.485, P=0.029) were more likely to be vaccinated than those who had not heard of influenza vaccine.Compared with the “estimated proportion of influenza vaccination in people aged 60 and over < 20%” group, the “estimated vaccination ratio of 60% to 80%” group (OR=3.478, 95%CI=1.555-7.779, P=0.002), and the “estimated vaccination ratio ≥80%” group (OR=4.591, 95%CI=1.058-19.915, P=0.042) had higher willingness to vaccinate influenza vaccine. The higher the score of satisfaction with personal health, the lower the willingness to be vaccinated against influenza (OR=0.804, 95%CI=0.670-0.964, P=0.018).

    Conclusion

    The elderly people who have not been vaccinated with influenza vaccine in this area do not know enough about influenza and its vaccine, and the willingness of influenza vaccination is low, which needs to be improved urgently. It is suggested that the knowledge and publicity of influenza and its vaccine be strengthened in this region, and practical vaccination strategies should be adopted to improve the willingness and vaccination rate of influenza vaccination.

  • Xin-yao WEI, Bing-yu BAI, Fei-fei ZHANG, Ya-qian WANG, Run-guo GAO, An-ning MA, Wei-qin CAI, Qian-qian GAO, Qi JING
    Modern Preventive Medicine. 2024, 51(7): 1229-1233.
    Objective

    To investigate the influence of income level on fertility intention of migrant women in China, and to provide theoretical support for the formulation and implementation of supporting measures to enhance the fertility intention of migrant women.

    Methods

    Based on the survey data of health and family planning of floating population in 2018, the influence of income level on fertility intention of migrant women was analyzed by ologist regression model, and robustness test and heterogeneity test were carried out.

    Results

    The results of ologist model regression analysis showed that the income level had a significant positive effect on the fertility intention of migrant women (OR=1.182, 95%CI: 1.096-1.274, P < 0.01). The robustness test and heterogeneity test showd that the positive effect of income level remained stable.

    Conclusion

    Migrant women with higher income levels have higher fertility intention, and income levels have a positive effect on the fertility intention of migrant women.This suggests that a variety of measures including raising the income level on all fronts could be taken to enhance the fertility intention of migrant women.

  • Yu-ting CUI, Fei CHEN, Wan-ting GONG
    Modern Preventive Medicine. 2024, 51(7): 1338-1344.
    Objective

    To provide reference for improving and promoting the management and reform of practical ability training of Master of Public Health (MPH).

    Methods

    Based on the connotation of practical ability, combined with the characteristics of practical ability training in sample colleges, the USEM model of MPH practical ability was constructed, and the multiple realization paths that could improve MPH practical ability were extracted by fuzzy set qualitative comparative analysis.

    Results

    Eight combined paths were identified including practical interest A* achievement motive B* no practical pressure ~ C* adaptability and strain capacy D* interpersonal communication E* team work and autonomous learning ability F* professional knowledge G* professional skill H* lack of analytical ability and judgement ~ I* implementation ability K* monitoring and evaluation ability L (* represented “and” while ~ represented “not”). Through the interactive comparison of different combination paths, it is found that practical interest, achievement motivation and self-monitoring and evaluation ability are the necessary conditions to improve the practical ability of MPH. Social adaptability had an important influence on the improvement of MPH practical ability. Practical pressure and implementation ability could complement each other in improving MPH practical ability. Practical interest, achievement motivation, analysis and judgment ability and decision planning ability were the core conditions to improve MPH practical ability.

    Conclusion

    It is suggested to improve practical interest, stimulate achievement motivation, strengthen self-monitoring and evaluation ability, pay attention to the cultivation of social adaptability and improve students’ comprehensive quality, restrict industry mentors by system to give students appropriate practical pressure, and explore the opportunity of situational education and strengthen the ability of situational practice.

  • Ya ZHANG, Ting ZHANG, Jun FAN, Ya YU, Qing-ya WANG
    Modern Preventive Medicine. 2024, 51(6): 1099-1104.
    Objective

    To investigate the epidemiological characteristics and treatment outcomes of elderly patients with rifampicin-resistant tuberculosis (RR-TB) in Chongqing, and to provide evidence for the formulation of prevention and control policies for drug-resistant tuberculosis in elderly population in Chongqing. MethodsData of RR-TB patients registered in Chongqing from 2011 to 2022 were collected through the tuberculosis surveillance module of National Health Security Information Project-Disease Prevention and Control Information System. Then, RR-TB patients over 65 years were screened. Retrospectively, descriptive epidemiological methods were used to analyze the epidemiological characteristics and treatment outcomes of elderly patients with RR-TB, and to compare them with RR-TB in the whole population.

    Results

    A total of 5 797 RR-TB patients were registered in Chongqing from 2011 to 2022, among which 885 were over 65 years old, accounting for 15.27%. The annual average patient registration rate of elderly RR-TB patients was 1.81/100 000, showed an increasing trend year by year.(,P<0.05). The elderly RR-TB patients were mainly male (80.90%), local population(75.03%), farmers (56.61%) and re-treatment (57.18%). The elderly RR-TB patients of local population, farmers and newly diagnosed patients increased year by year (,22.904,21.581, all P<0.05). In the number of elderly RR-TB patients, the central urban area accounted for the most (29.49%), and the city cluster of Wuling Mountain area in southeast Chongqing. There were statistical differences between different areas. In terms of region, the new area of the main city accounted for the most (29.49%), and the town of Wuling Mountain area in southeast Chongqing accounted for the lowest (12.88%), There were statistical differences between different areas (χ2=42.422, P<0.05). The treatment acceptance rate of elderly RR-TB patients registered from 2011 to 2020 was 83.52%, and the treatment success rate was only 34.59%. The main reasons for unsuccessful treatment were death (19.96%)and loss to follow(28.60%).

    Conclusion

    The epidemic situation of RR-TB in the elderly is serious.Initial drug resistance, treatment acceptance, standardized management should be paid special attention.

  • Jin-ping LU, Ling-quan KONG, Xiao-shi LIN, Lan ZHUO, Jia-yi SONG, Jian-qing ZHANG
    Modern Preventive Medicine. 2024, 51(6): 1017-1023.
    Objective

    To assess the prevalence and identify risk factors of thyroid diseases among perimenopausal women, providing a theoretical basis for scientific prevention and control measures.

    Methods

    533 perimenopausal women in Shenzhen, aged 40-60, were statistically analyzed for demographics, living habits, residential pollution, and biochemical indicators, with multionmial logistic regression used to assess their links to thyroid disease occurrence.

    Results

    The prevalence of thyroid dysfunction in perimenopausal women was 37.0% (197/533). The prevalence of thyroid nodules was 49.7% (265/533) and 14.3% (76/533) in other thyroid ultrasound abnormalities types. The prevalence of thyroid ultrasound abnormalities accordingly tended to increase with age. Multionmial logistic regression analysis showed that systolic blood pressure (OR=1.066, 95% CI:1.024-1.110) and history of thyroid disease (OR=6.853, 95% CI:1.537-30.555) were the risk factors of thyroid dysfunction; 55-60 years old (OR=5.011, 95% CI:1.938-12.956), occupation of clerical staff (OR=3.332, 95% CI:1.196-9.282), diastolic blood pressure (OR=1.050, 95% CI:1.004-1.098), and history of thyroid disease (OR=6.704, 95% CI:1.820-24.698) were the risk factors of thyroid nodules; TGAb antibody positivity (OR=3.763, 95% CI: 1.177-12.031), occupation of technician (OR=4.196, 95% CI:1.259-13.983), systolic blood pressure (OR=1.036, 95% CI:1.005-1.068) and history of thyroid disease (OR=17.917, 95% CI:5.107-62.851) were the risk factors of thyroid dysfunction and ultrasound.

    Conclusion

    Thyroid dysfunction and nodule rates among perimenopausal women in Shenzhen (37.0% and 49.7%) exceed China's averages (19.9% and 23.7%). Heightened screening and early action for thyroid issues in this group are needed.

  • Li LIU, Yan ZHANG, Yu-tong TIAN, Lan-xin WU, Li-xue MENG, Ting ZHAO
    Modern Preventive Medicine. 2024, 51(6): 1141-1146.
    Objective

    To develop a sarcopenia cognitive behavior questionnaire for elderly in community and to test the reliability and validity of the questionnaire.

    Methods

    Based on cognitive behavior theory, the initial questionnaire was formed through literature review and expert consultation. We used convenience sampling method selected a total of 240 elderly people from 8 communities, including Fuhua Street community, Nanyang Road community, Mianfang Road community and Zijingshan Road community as survey objects from October to December 2022. Then, we modified the questionnaire and tested for reliability and validity.

    Results

    The sarcopenia cognitive behavior questionnaire of community elderly included 3 dimensions and 23 items. The questionnaire’s total Cronbach’s coefficient was 0.903, and the split-half reliability was 0.872, and the test-retest reliability coefficient was 0.901 two weeks later. I-CVI of questionnaire was 0.857-1.000 and S-CVI/Ave was 0.988. Six common factors were extracted from exploratory factor analysis, and the cumulative variance contribution rate was 69.745%.

    Conclusion

    The sarcopenia cognitive behavior questionnaire of community elderly is scientific and practical, and can be used as a tool for clinical workers to evaluate the sarcopenia cognitive status of community elderly and their prevention and management behavior.