1.Current quality status and management countermeasures of occupational health technical services in Zhejiang Province
Qiuliang XU ; Feng HAN ; Peng WANG ; Zhen ZHOU ; Fei LI ; Hongwei XIE ; Yong HU ; Weiming YUAN ; Lifang ZHOU ; Hua ZOU
Journal of Environmental and Occupational Medicine 2026;43(3):341-346
Background The quality of occupational health technical services is directly linked to the protection of workers' health rights and the efficacy of occupational disease prevention and control. However, the industry still faces critical challenges: sporadic instances of institutional non-compliance and persistent irregularities in professional practice continue to undermine overall service performance. Objective To assess the current quality status of occupational health technical services in Zhejiang Province and propose countermeasures for quality improvement, providing a scientific basis for policy optimization and service delivery quality enhancement. Methods A total of 69 occupational health technical service institutions in Zhejiang Province that obtained formal accreditation as of April 30, 2024, were sampled, including 3 public institutions and 66 private institutions (comprising 3 formerly Class-A, 28 formerly Class-B, 11 formerly Class-C, and 24 newly certified institutions). Following the Technical Protocol for Quality Monitoring of Occupational Health Technical Service in Zhejiang Province and the Technical Protocol for Proficiency Testing of Occupational Health Detection in Zhejiang Province, a quality assessment task force comprising national and provincial experts was established. Evaluation was conducted across four dimensions: qualification maintenance and compliance, standardization of technical services, authenticity of technical services, and proficiency testing, utilizing a combination of document review, on-site inspections, and technical skill assessments. Results The occupational health technical service institutions in Zhejiang Province were predominantly private entities (82.5%), with significant disparities in overall service quality. The pass rates for qualification maintenance and compliance, technical service standardization, technical service authenticity, and the excellence rate for laboratory proficiency testing were 81.5%, 80.7%, 97.3%, and 90.4%, respectively. Regarding qualification maintenance, the pass rates for "environmental conditions" (49.8%, 56.7%) and "instrumentation and equipment" (58.2%、65.6%) were significantly lower for formerly Class-C and newly certified institutions compared to other categories. In terms of technical standardization, "standardized on-site inspections" recorded the lowest pass rate (67.4%), with newly certified institutions at only 48.0%. Regarding technical service authenticity, formerly Class-C institutions exhibited issues such as missing raw chromatograms for blank samples (85.7% pass rate). In laboratory proficiency testing, public and formerly Class-A institutions achieved 100% excellence rates, but the performance of formerly Class-C and newly certified institutions was comparatively weak; specifically, the failure rate for organic analysis in formerly Class-C institutions reached 20%; the failure rate for dust testing items in newly certified institutions was 10.3%. Conclusion The overall quality of occupational health technical services in Zhejiang Province still requires significant improvement, particularly in basic institutional conditions, the standardization of on-site inspections, and laboratory proficiency in organic and dust analysis. Formerly Class-C and newly certified institutions should be the primary focus of quality management efforts. Differentiated regulatory strategies are recommended, alongside strengthening interim and ex-post supervision to gradually enhance the quality of occupational health technical services across all institutions.
2.High-dose estrogen impairs demethylation of H3K27me3 by decreasing Kdm6b expression during ovarian hyperstimulation in mice.
Quanmin KANG ; Fang LE ; Xiayuan XU ; Lifang CHEN ; Shi ZHENG ; Lijun LOU ; Nan JIANG ; Ruimin ZHAO ; Yuanyuan ZHOU ; Juan SHEN ; Minhao HU ; Ning WANG ; Qiongxiao HUANG ; Fan JIN
Journal of Zhejiang University. Science. B 2025;26(3):269-285
Given that ovarian stimulation is vital for assisted reproductive technology (ART) and results in elevated serum estrogen levels, exploring the impact of elevated estrogen exposure on oocytes and embryos is necessary. We investigated the effects of various ovarian stimulation treatments on oocyte and embryo morphology and gene expression using a mouse model and estrogen-treated mouse embryonic stem cells (mESCs). Female C57BL/6J mice were subjected to two types of conventional ovarian stimulation and ovarian hyperstimulation; mice treated with only normal saline served as controls. Hyperstimulation resulted in high serum estrogen levels, enlarged ovaries, an increased number of aberrant oocytes, and decreased embryo formation. The messenger RNA (mRNA)-sequencing of oocytes revealed the dysregulated expression of lysine-specific demethylase 6b (Kdm6b), which may be a key factor indicating hyperstimulation-induced aberrant oocytes and embryos. In vitro, Kdm6b expression was downregulated in mESCs treated with high-dose estrogen; treatment with an estrogen receptor antagonist could reverse this downregulated expression level. Furthermore, treatment with high-dose estrogen resulted in the upregulated expression of histone H3 lysine 27 trimethylation (H3K27me3) and phosphorylated H2A histone family member X (γ-H2AX). Notably, knockdown of Kdm6b and high estrogen levels hindered the formation of embryoid bodies, with a concomitant increase in the expression of H3K27me3 and γ-H2AX. Collectively, our findings revealed that hyperstimulation-induced high-dose estrogen could impair the demethylation of H3K27me3 by reducing Kdm6b expression. Accordingly, Kdm6b could be a promising marker for clinically predicting ART outcomes in patients with ovarian hyperstimulation syndrome.
Female
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Mice
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Demethylation/drug effects*
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Embryonic Stem Cells
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Estrogens/administration & dosage*
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Gene Expression/drug effects*
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Histones/metabolism*
;
Jumonji Domain-Containing Histone Demethylases/metabolism*
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Mice, Inbred C57BL
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Oocytes
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Ovary/drug effects*
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Reproductive Techniques, Assisted
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Animals
3.Development and evaluation of the Children's Screen Interaction Quality Questionnaire for Children aged 0-4
Lifang JIN ; Yan LUO ; Chengwei SHEN ; Huiling QIN ; Kexin TU ; Lanyin JIAN ; Fan ZHANG ; Jiacai ZHANG ; Xin ZHOU ; Xiuli CHEN
Chongqing Medicine 2025;54(5):1118-1122,1127
Objective To develop the Children's Screen Interaction Quality Questionnaire(CSIQ)suit-able for measuring Chinese children aged 0 to 4 years,and to test its reliability and validity.Methods The purposive sampling method was used,and the guardians of 30 normal children aged 0 to 4 years undergoing physical examinations in the Department of Child Health Care of Guiyang Maternal and Child Health Care Hospital from February to April 2023 were selected as the interview objects.25 initial items were constructed through literature review,semi-structured interviews,and the Delphi expert consultation method.With the convenience sampling method,2 242 guardians of children aged 0 to 4 years old in the small and middle classes of 9 kindergartens in Guiyang City,Zunyi City,and Renhuai City were surveyed for item analysis,exploratory factor analysis,confirmatory factor analysis,and reliability and validity analysis.Results Exploratory factor a-nalysis extracted three factors,namely screen content interaction,reality interaction,and media interaction,with a total of 12 items.The cumulative variance explained rate of the 3-factor model was 69.829%.Confirma-tory factor analysis supported the three-factor model of CSIQ:x2/df=4.424,root mean square error of ap-proximation(RMSEA)=0.066,normed fit index(NFI)=0.955,comparative fit index(CFI)=0.965,incre-mental fit index(IFI)=0.965,Tucker-Lewis index(TLI)=0.955,goodness-of-fit index(GFI)=0.955,and the CSIQ had good convergent validity and discriminant validity.Conclusion The CSIQ has good reliability and validity.
4.Explore the mechanism of Huangqi Jiedu decoction in the treatment of breast cancer syndrome of Zheng-deficiency and toxic-incandescence based on network pharmacology and molecular docking technology
Lingjia TIAN ; Zihao YIN ; Liang ZHOU ; Qin ZHANG ; Lixin LIANG ; Yongjie CAO ; Hua WANG ; Lifang LIU
Journal of Chinese Physician 2024;26(3):360-365
Objective:To explore the mechanism of Huangqi Jiedu Decoction (HQJD) in the treatment of breast cancer with the syndrome of Zheng deficiency and toxic incandescence by network pharmacology and molecular docking technology.Methods:The main active ingredients and targets of HQJD were screened through the traditional Chinese medicine (TCM) systematic pharmacology database and analysis platform. The relevant targets of breast cancer with the syndrome of Zheng-deficiency, toxic-incandescence were obtained using OMIM, GeneGards and Drugbank databases, and the relevant targets of HQJD for the treatment of breast cancer with the syndrome of Zheng-deficiency and toxic incandescence were obtained by intersection; The Cytoscape 3.9.1 software was used to build the protein protein interaction (PPI) network and the " drug active component target disease" network on the basis of String 11.0 database, and the core active components and core targets of HQJD in treating breast cancer with the syndrome of Zheng-deficiency and toxic-incandescence were inferred according to the topological parameters. gene ontology (GO) enrichment analysis and Kyoto Encyclopedia of Genes and Genomes (KEGG) enrichment analysis were performed on core targets using R language; and molecular docking verification on the main active ingredients and core targets were conducted.Results:230 effective targets of active ingredients of HQJD were screened, and 15 467 active ingredients of breast cancer with syndrome of Zheng-deficiency/toxic-incandescence were obtained; 217 intersection targets; GO function enrichment analysis showed that the treatment of HQJD for breast cancer with the syndrome of Zheng-deficiency and toxic-incandescence mainly involved oxidative stress and cytochemical stress; The enrichment analysis of KEGG pathway showed that HQJD treatment of breast cancer with the syndrome of Zheng-deficiency and toxic-incandescence was mainly related to phosphatidylinositol 3-protein kinase B (PI3K-Akt), interleukin-17 (IL-17) and other signal pathways. The molecular docking results showed that the main active ingredients such as β-sitosterol, stigmasterol, luteolin had good binding ability with core targets.Conclusions:HQJD has the characteristics of multi-component, multi target and multi pathway in the treatment of breast cancer with syndrome of Zheng-deficiency and toxic-incandescence, and its main mechanism may be related to PI3K-Akt, IL-17, P53 and other signal pathways.
5.Quantitative Evaluation of High-Quality Development Policies of Public Hospitals at Provincial Level Based on PMC Index Model
Zihan LANG ; Yixuan WU ; Lifang ZHOU ; Lingfeng XU ; Qianqian YU
Chinese Hospital Management 2024;44(10):1-4,9
Objective It evaluates the high-quality development policies of public hospitals at the provincial level in China,and provides theoretical basis and countermeasures for formulating and optimizing the high-quality develop-ment policies of public hospitals.Methods The ROST CM 6.0 software was used to conduct text mining for 11 sample policies,and the Policy Modeling Consistency(PMC)index model was constructed to evaluate the sample policies quantitatively.Results The average PMC index of 11 sample policies included in the study was 7.16 points,of which 8 were excellent grades and 3 were qualified grades.The first-level variables X5 service system(0.82),X8 Party leadership(0.91)and X6 organization and operation(0.94)scored higher;X2 policy timeliness(0.52),X7 cultural construction(0.68)and X4 service capability(0.71)scored low.Conclusion The content of the high-quality develop-ment policy of public hospitals at the provincial level is basically in line with the national policy,and is relatively excel-lent in the aspects of organization and operation,service system and party leadership,etc.,but there are some weaknesses in the aspects of policy timeliness,cultural construction and service capacity,etc.,which can be op-timized and improved from the aspects of improving service capacity,supplementing long-term policies and strengthening hospital cultural construction.
6.Research on the High-Quality Development Path of Tertiary Public Hospitals Based on fsQCA
Na XU ; Lingfeng XU ; Lifang ZHOU ; Junjie NIU ; Zihan LANG ; Yixuan WU ; Xiaoli JIANG ; Haibo PENG ; Wenqiang YIN ; Chengliang YIN ; Qianqian YU
Chinese Hospital Management 2024;44(10):5-9
Objective To explore the high-quality development path of tertiary public hospitals and provide scientific reference for deepening the reform of public hospitals.Methods Based on SPO theory,it constructed an analytical framework for the high-quality development of tertiary public hospitals,collected data of a quarterly monitoring in-dex for the performance assessment and high-quality development of tertiary public hospitals in a certain province in 2023,and analysed 73 tertiary public hospitals participating in the performance assessment as the object of analy-sis,and adopted the fuzzy-set Qualitative Comparative Analysis to explore different condition sets of high-quality de-velopment of tertiary public hospitals and reveal the path of high-quality development of public hospitals.Results High-quality development is the result of multi-factor interaction.Four configurations were identified to promote the high-quality development of tertiary public hospitals:service quality-technology-driven path,service quality-driven path,comprehensive service-driven path,and service quality-benefit-driven path.Quality safety and functional orientation were found to be the core elements in promoting high-quality development of public hospitals.Conclusion Hospitals at all levels should strengthen the guidance of party building,combine with the actual functional positioning,take quality and safety as the core,and optimize the combination conditions of technical level,personnel structure,service process,and cost control.It is essential to clarify the development strategy of hospitals,implement the dynamic concept,and realize the high-quality development of public hospitals.
7.Study on the Current Situation Evaluation and Countermeasures of High-Quality Development of Tertiary Public Hospitals in S Province
Zihan LANG ; Yixuan WU ; Zhenhua LIU ; Lifang ZHOU ; Junjie NIU ; Na XU ; Lingfeng XU ; Wenqiang YIN ; Qianqian YU
Chinese Hospital Management 2024;44(10):10-14
Objective To empirically analyze the status quo of high-quality development of public hospitals in S Province,provides reference for promoting high-quality development of public hospitals.Methods SPSS 26.0 soft-ware and text analysis method were used to process the high-quality development monitoring data of tertiary public hospitals in S Province,and the qualitative interview results obtained by field investigation were comprehensively ana-lyzed.Results In terms of capacity improvement,public hospitals actively take measures such as the construction of medical union and the reform of payment methods to improve their capacity.Specialized hospitals and maternity and child care hospitals need to be improved in some indicators.In terms of structural optimization,the quality of medi-cal services is high in all regions.The proportion of medical service revenue and the proportion of high-grade surgery still need to be increased.In terms of innovation and efficiency improvement,the application level of electronic medi-cal records has made remarkable progress in various regions.There are differences in the funding of scientific re-search projects.In terms of cultural cohesion,patient satisfaction was higher.There is improvement room in the satisfaction of medical staff.Conclusion Third-level public hospitals in S province have achieved certain results in high-quality de-velopment,but there are still problems,such as the need to further integrate party building work with hospital busi-ness work,the lack of connection between performance incentive and performance evaluation index system,and the need to improve the satisfaction of medical staff.It is necessary to solve the problem and improve the quality and efficiency of medical service.
8.Policy Text Analysis of"Internet+Nursing Service"Policies in the Context of High-Quality Development of Public Hospitals
Yixuan WU ; Zihan LANG ; Junjie NIU ; Lifang ZHOU ; Na XU ; Lingfeng XU ; Qianqian YU
Chinese Hospital Management 2024;44(10):15-19
Objective To sort out and quantitatively evaluate the policies of"Internet+Nursing Service",and provide reference for the formulation and improvement of policies.Methods It uses ROST CM 6.0 software to mine the text data of 6"Internet+Nursing service"policies,constructs Policy Modeling Consistency(PMC)index model,and uses 9 first-class variables and 43 second-class variables to quantitatively evaluate the"Internet+Nursing service"policies.Results Among the 6 policies,1 policies were of good grade,5 policies were of acceptable grade,and the mean value of PMC index was 6.40,which was at the level of qualified or above,with higher scores on the primary variables X7 policy tools(0.95),X1 policy nature(0.92)and X9 policy evaluation(0.83),and lower scores on X8 incentive methods(0.63),X2 issuing organizations(0.58),and X5 policy timeliness(0.25).Conclusion The construction of the policy framework of"Internet+Nursing Service"in China is in the exploratory stage,and there is still room for improvement.It is recommended to improve the continuity and standardization of"Internet+Nursing Service"through rational planning of policy timing,comprehensive implementation of division of labour and coordination,and adoption of diversified incentives,etc.,so as to facilitate the high-quality development of public hospitals.
9.Progress of interruption of schistosomiasis transmission and prospects in Yunnan Province
Yun ZHANG ; Lifang WANG ; Xiguang FENG ; Mingshou WU ; Meifen SHEN ; Hua JIANG ; Jing SONG ; Jiayu SUN ; Chunqiong CHEN ; Jiaqi YAN ; Zongya ZHANG ; Jihua ZHOU ; Yi DONG ; Chunhong DU
Chinese Journal of Schistosomiasis Control 2024;36(4):422-427
Schistosomiasis was once hyper-endemic in Yunnan Province. Following concerted efforts for over 70 years, remarkable achievements have been made for schistosomiasis control in the province. In 2004, the Mid- and Long-term Plan for Schistosomiasis Prevention and Control in Yunnan Province was initiated in Yunnan Province, and the target for transmission control of schistosomiasis was achieved in the province in 2009. Following the subsequent implementation of the Outline for Key Projects in Integrated Schistosomiasis Control Program (2009—2015) and the 13th Five - year Plan for Schistosomiasis Control in Yunnan Province, no acute schistosomiasis had been identified in Yunnan Province for successive 12 years, and no local Schistosoma japonicum infections had been detected in humans, animals or Oncomelania hupensis snails for successive 6 years in the province by the end of 2020. The transmission of schistosomiasis was interrupted in Yunnan Province in 2020. This review summarizes the history of schistosomiasis, changes in schistosomiasis prevalence and progress of schistosomiasis control in Yunnan Province, and proposes the future priorities for schistosomiasis control in the province.
10.Investigation of occupational health examination institutions in Zhejiang Province
YUAN Weiming ; XUE Panqi ; ZHOU Lifang ; ZOU Hua ; FANG Xinglin ; WEI Fang ; GAO Xiangjing
Journal of Preventive Medicine 2024;36(10):910-914
Objective:
To investigate the status of occupational health examination institutions in Zhejiang Province, so as to provide suggestions for quality control of occupational health examination institutions.
Methods:
The 312 occupational health examination institutions in Zhejiang Province that have completed filing before September 30, 2023 were selected. The comprehensive capability, service quality, technical capability, and information reporting status were surveyed and evaluated through on-site inspection and skill assessment.
Results:
There were 161 public hospitals (51.60%), 147 private organizations (47.12%), and 4 centers for disease control and prevention (CDCs)/ occupational disease prevention and control institutes (1.28%). The pass rates of comprehensive capability, service quality, technical capability and information reporting were 90.02%, 69.89%, 84.07% and 86.78%, respectively. Among the indicators of comprehensive capability, the compliance rate for staffing was the highest at 95.06%, while the qualification rate of quality control in occupational health examinations was the lowest at 84.83%. Among the indicators of service quality, the compliance rate of the physical examination report format was the highest at 95.83%, while the accuracy rate of the audiometry examination was the lowest at 76.60%. In terms of technical capabilities, the qualification rates for blood lead testing, pneumoconiosis reading, and audiogram diagnostic ability were 87.92%, 89.42% and 75.34%, respectively. In terms of information reporting, the qualification rates for reporting completeness, reporting timeliness, suspected occupational disease reporting timeliness, and reporting accuracy were 89.10%, 81.09%, 96.47% and 80.45%, respectively. Among the three types of institutions, private institutions had the lowest average qualification rates for comprehensive capability, service quality, and technical capability, which were 89.83%, 69.06% and 80.00%, respectively.
Conclusions
Public hospitals and private organizations were the main types of occupational health examination institutions in Zhejiang Province. However, there were deficiencies in quality control, audiogram examination and diagnosis, and the accuracy of information reporting among occupational health examination institutions.


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