1.The impact of DIP payment on medical expense and efficiency in public hospitals:An empirical study based on the difference-in-differences method
Meng-ya SUN ; Zhi-yong LIU ; Qian-peng LYU ; Zhi-fan KOU ; Can LU ; Sheng-nan LI
Chinese Journal of Health Policy 2025;18(7):35-43
Objective:To evaluate the impact of Diagnosis-Intervention Packet(DIP)payment reform on medical service costs and efficiency for inpatients in public hospitals,and to compare differences between surgical and medical groups.Methods:A quasi-experimental design was employed,using 605 636 discharged patients from a tertiary hospital in Hebei Province between January 2020 and March 2025 as the sample.The difference-in-differences(DID)model was used to analyze the changes in key indicators between the DIP settlement group(intervention group)and the non-DIP settlement group(control group).Results:Total hospitalization costs,out-of-pocket expenses,and medication costs were significantly reduced in the DIP settlement group(P<0.05),while costs for examinations,nursing,laboratory tests,and treatments increased significantly(P<0.05).Material costs increased by 30.7%in the surgical group(P<0.1)and decreased by 19.8%in the medical group(P<0.01).In terms of efficiency,the average length of stay,time,and cost consumption index all decreased(P<0.01),while the proportion of medical services increased(P<0.01).The case mix index(CMI)showed no significant changes.Conclusion:The DIP reform effectively controlled costs and improved efficiency,but it also resulted in cost shifting and departmental disparities.Therefore,it is necessary to optimize cost control and departmental management policies.
2.Identification of in vivo Components and Distribution Characteristics in Rats,Cardiac Tissues of Zhigancao Decoction by UP-LC-Q-TOF/MS
Zhiling TANG ; Yao LI ; Hao ZHI ; Jingyan WANG ; Xueting CAI ; Peng CAO ; Qian ZHOU
Journal of Nanjing University of Traditional Chinese Medicine 2025;41(7):896-903
OBJECTIVE To deeply explore the in vivo pharmacodynamic substance basis of Zhigancao Decoction,a classic tradi-tional Chinese medicine formula,and provide scientific evidence for its rational application and development in modern clinical practice.METHODS Wistar rats were treated with 12.15 g·kg-1 Zhigancao Decoction by gavage.Rat plasma samples were collect-ed at 10 time points(5,15,30,60,120,240,360,480,600 and 720 min after administration)and rat heart(atrial and ventricu-lar)tissue samples were collected at 12 h after administration.Components in the plasma and heart samples were qualitatively identi-fied by ultra-performance liquid chromatography-quadrupole-time-of-flight mass spectrometry(UPLC-Q-TOF/MS),and the distri-bution characteristics of Zhigancao Decoction in vivo were analyzed.At the same time,the time-concentration curve of the prototype components and metabolites in Zhigancao Decoction was drawn to observe the changes of blood drug concentration.RESULTS A total of 11 prototype components(Ajugol,Nicotiflorin,Isoschaftoside,4-Hydroxycinnamic acid,Rehmapicrogenin,4-Hydroxybenzoic acid,4′,7-Dihydroxyflavone,Calycosin,3′,4′,7-Trihydroxyflavone,Pinellic acid,Truxillic acid)and 7 metabolites were identified from the plasma samples of Zhigancao Decoction,mainly including flavonoids(flavonoids glycosides),organic acids,and iridoid glyco-sides,etc.Additionally,6 prototype components(Ajugol,Isoschaftoside,Rehmapicrogenin,4′,7-Dihydroxyflavone,Liquiritigenin,3′,4′,7-Trihydroxyflavone)and 3 metabolites were identified from the cardiac samples(the atrium and the ventricle showed the same results).The metabolic pathways mainly involved Phase Ⅰ metabolism and glucuronidation.CONCLUSION The prototype compo-nents and metabolites in plasma and heart tissue of Zhigancao Decoction is preliminarily determined,providing a reference for analyzing the active components of Zhigancao Decoction in heart tissue.
3.Research advance on the role of gut microbiota and its metabolites in juvenile idiopathic arthritis.
Ao-Hui PENG ; You-Jia CHEN ; Jin-Xuan GU ; Zhi-Gang JIN ; Xu-Bo QIAN
Acta Physiologica Sinica 2025;77(3):587-601
Juvenile idiopathic arthritis (JIA) is the most common condition of chronic rheumatic disease in children. JIA is an autoimmune or autoinflammatory disease, with unclear mechanism and limited treatment efficacy. Recent studies have found a number of alterations in gut microbiota and its metabolites in children with JIA, which are related to the development and progression of JIA. This review focuses on the influence of the gut microbiota and its metabolites on immune function and the intestinal mucosal barrier and discuss the key role of the gut-joint axis in the pathogenesis of JIA and emerging treatment methods based on gut microbiota and its metabolites. This review could help elucidate the pathogenesis of JIA and identify the potential therapeutic targets for the prevention and treatment of JIA.
Humans
;
Arthritis, Juvenile/physiopathology*
;
Gastrointestinal Microbiome/physiology*
;
Child
;
Intestinal Mucosa
4.Evaluation of anorectal dynamics in children with tethered cord syndrome before and after surgery and its clinical significance.
Qian-Cheng XU ; Zhi-Peng SHEN ; Pei-Liang ZHANG ; Jing-Yi FENG ; Mi-Zu JIANG
Chinese Journal of Contemporary Pediatrics 2025;27(5):563-567
OBJECTIVES:
To investigate the characteristics and clinical significance of anorectal manometry measurements in children with tethered cord syndrome (TCS) before and after surgery.
METHODS:
A retrospective study was conducted on 44 children with TCS treated at the Children's Hospital of Zhejiang University School of Medicine from January 2022 to September 2023. These patients were divided into effective subgroup (n=34) and non-effective subgroup (n=10) based on postoperative symptom improvement. Additionally, 34 children with functional constipation were selected as a control group. Baseline data and manometry measurements were compared between the preoperative TCS group and the control group, as well as between the non-effective and effective subgroups.
RESULTS:
The TCS group had lower short contraction time and defecation relaxation rate compared to the control group (P<0.05), while defecation residual pressure and maximum rectal tolerable threshold were higher than the control group (P<0.05). The length of the anal canal in the high-pressure zone in the effective subgroup was greater postoperatively than preoperatively (P<0.05), and the initial rectal sensation threshold decreased postoperatively (P<0.05). The non-effective subgroup had lower preoperative maximum rectal expulsion pressure compared to the effective subgroup (P<0.05). Postoperative rectal anal inhibition reflex values in the effective subgroup were higher than those in the non-effective subgroup (P<0.05).
CONCLUSIONS
There are some differences in anorectal dynamics between children with TCS and those with functional constipation. Maximum rectal expulsion pressure may be a key predictor of surgical outcomes. Surgery can alter certain defecation functions in some children.
Humans
;
Male
;
Anal Canal/physiopathology*
;
Female
;
Rectum/physiopathology*
;
Child
;
Child, Preschool
;
Retrospective Studies
;
Manometry
;
Neural Tube Defects/physiopathology*
;
Infant
;
Defecation
;
Adolescent
;
Constipation/physiopathology*
;
Clinical Relevance
5.Identification of in vivo Components and Distribution Characteristics in Rats,Cardiac Tissues of Zhigancao Decoction by UP-LC-Q-TOF/MS
Zhiling TANG ; Yao LI ; Hao ZHI ; Jingyan WANG ; Xueting CAI ; Peng CAO ; Qian ZHOU
Journal of Nanjing University of Traditional Chinese Medicine 2025;41(7):896-903
OBJECTIVE To deeply explore the in vivo pharmacodynamic substance basis of Zhigancao Decoction,a classic tradi-tional Chinese medicine formula,and provide scientific evidence for its rational application and development in modern clinical practice.METHODS Wistar rats were treated with 12.15 g·kg-1 Zhigancao Decoction by gavage.Rat plasma samples were collect-ed at 10 time points(5,15,30,60,120,240,360,480,600 and 720 min after administration)and rat heart(atrial and ventricu-lar)tissue samples were collected at 12 h after administration.Components in the plasma and heart samples were qualitatively identi-fied by ultra-performance liquid chromatography-quadrupole-time-of-flight mass spectrometry(UPLC-Q-TOF/MS),and the distri-bution characteristics of Zhigancao Decoction in vivo were analyzed.At the same time,the time-concentration curve of the prototype components and metabolites in Zhigancao Decoction was drawn to observe the changes of blood drug concentration.RESULTS A total of 11 prototype components(Ajugol,Nicotiflorin,Isoschaftoside,4-Hydroxycinnamic acid,Rehmapicrogenin,4-Hydroxybenzoic acid,4′,7-Dihydroxyflavone,Calycosin,3′,4′,7-Trihydroxyflavone,Pinellic acid,Truxillic acid)and 7 metabolites were identified from the plasma samples of Zhigancao Decoction,mainly including flavonoids(flavonoids glycosides),organic acids,and iridoid glyco-sides,etc.Additionally,6 prototype components(Ajugol,Isoschaftoside,Rehmapicrogenin,4′,7-Dihydroxyflavone,Liquiritigenin,3′,4′,7-Trihydroxyflavone)and 3 metabolites were identified from the cardiac samples(the atrium and the ventricle showed the same results).The metabolic pathways mainly involved Phase Ⅰ metabolism and glucuronidation.CONCLUSION The prototype compo-nents and metabolites in plasma and heart tissue of Zhigancao Decoction is preliminarily determined,providing a reference for analyzing the active components of Zhigancao Decoction in heart tissue.
6.The impact of DIP payment on medical expense and efficiency in public hospitals:An empirical study based on the difference-in-differences method
Meng-ya SUN ; Zhi-yong LIU ; Qian-peng LYU ; Zhi-fan KOU ; Can LU ; Sheng-nan LI
Chinese Journal of Health Policy 2025;18(7):35-43
Objective:To evaluate the impact of Diagnosis-Intervention Packet(DIP)payment reform on medical service costs and efficiency for inpatients in public hospitals,and to compare differences between surgical and medical groups.Methods:A quasi-experimental design was employed,using 605 636 discharged patients from a tertiary hospital in Hebei Province between January 2020 and March 2025 as the sample.The difference-in-differences(DID)model was used to analyze the changes in key indicators between the DIP settlement group(intervention group)and the non-DIP settlement group(control group).Results:Total hospitalization costs,out-of-pocket expenses,and medication costs were significantly reduced in the DIP settlement group(P<0.05),while costs for examinations,nursing,laboratory tests,and treatments increased significantly(P<0.05).Material costs increased by 30.7%in the surgical group(P<0.1)and decreased by 19.8%in the medical group(P<0.01).In terms of efficiency,the average length of stay,time,and cost consumption index all decreased(P<0.01),while the proportion of medical services increased(P<0.01).The case mix index(CMI)showed no significant changes.Conclusion:The DIP reform effectively controlled costs and improved efficiency,but it also resulted in cost shifting and departmental disparities.Therefore,it is necessary to optimize cost control and departmental management policies.
7.Expression and Function of MAIT Cells in Patients with Newly Diagnosed Acute Myeloid Leukemia
Qian PENG ; Zhi-Tao WANG ; Ren-Hua HUANG ; Hui-Ping WANG ; Hao XIAO ; Zhi-Min ZHAI
Journal of Experimental Hematology 2024;32(6):1644-1650
Objective:To explore the changes in number and immune function of mucosal-associated invariant T (MAIT) cells in peripheral blood of patients with newly diagnosed acute myeloid leukemia (AML),and its correlation with the occurrence and development of AML. Methods:Seventy-five clinical samples of patients with newly diagnosed AML and 48 healthy control samples in our hospital from January 2022 to February 2023 were included. Multiparametric flow cytometry was used to detect the number of MAIT cells,membrane surface markers,effector phenotypes and functional indicators in the samples. Results:Compared with healthy controls,the percentage of MAIT cells in CD3+T cells in peripheral blood of newly diagnosed AML patients was significantly reduced (P<0.001). The percentage of MAIT cells in all CD3+T cells in bone marrow of AML patients was similar to that in peripheral blood (P>0.05). Most of MAIT cells in peripheral blood of AML patients were effector memory T cells. Compared with healthy controls,the proportion of effector memory MAIT cells decreased (P<0.05),while the proportion of terminally differentiated effector memory MAIT cells and PD-1+MAIT cells increased significantly (both P<0.05). AML patients' peripheral blood MAIT cells expressed significantly higher levels of granzyme B and perforin than healthy controls (both P<0.05),and secreted significantly lower levels of cytokines such as gamma interferon and tumor necrosis factor α than healthy controls (both P<0.001). Conclusion:Compared with healthy controls,the proportion of MAIT cells in AML patients is reduced and the expression of functional markers is abnormal,suggesting that their function is impaired and may be involved in the occurrence and development of AML.
8.A quantitative evaluation of China's digital health policy based on PMC index model
Chinese Journal of Health Policy 2024;17(10):59-67
Objective:To quantitatively evaluate China's digital health policies since the new healthcare reform,and provide recommendations for future policy formulation and optimization.Methods:Employing ROSTCM6 software,we conducted text mining analysis on 130 national-level digital health policies.Based on the findings,we constructed a PMC Index Model evaluation system comprising 9 primary variables and 42 secondary variables.From these policies,20 representative texts were selected for in-depth quantitative analysis.Results:The average PMC score of the 20 policies analyzed was 5.47,indicating overall excellence.One policy achieved the perfect standard,12 were rated as excellent,and 7 fell within the acceptable range.Notably,no policies were classified as inadequate.Conclusion:While China's digital health policies demonstrate considerable success,there are opportunities for improvement.It is crucial to fortify the temporal effectiveness of policies and implement systems for continuously monitoring the dynamic shifts within the policy environment.Furthermore,clarifying the roles of various policy actors and establishing a diversified collaborative governance mechanism are essential to ensuring effective policy implementation.Increase economic incentives to promote digital technology innovation and focus on policy balance to promote the development of the digital health industry.
9.Application value of ultrasound technology in transurethral enucleation and resection of the prostate
Yu XIONG ; Feng-Feng LU ; Qi JIANG ; Zhen-Qian SONG ; Xiao-Feng ZHU ; Ze-Peng ZHU ; Zhi-Feng WEI ; Ai-Bing YAO
National Journal of Andrology 2024;30(4):300-305
Objective:To investigate the application value of ultrasound technology in transurethral enucleation and resection of the prostate(TUERP).Methods:This study included 78 BPH patients admitted in our hospital from June 2021 to June 2023,aged 70.68±8.63 years and with the indication of surgery.We randomly divided them into two groups to receive TUERP(the control group,n=39)and ultrasound-assisted TUERP(the US-TUERP group,n=39).We statistically analyzed and compared the rele-vant parameters obtained before and after operation between the two groups.Results:No statistically significant differences were ob-served in the operation time and bladder irrigation time between the two groups(P>0.05).More glandular tissues were removed but less intraoperative bleeding and fewer perioperative complications occurred in the US-TUERP group than in the control.Compared with the baseline,IPSS,postvoid residual urine volume(PVR),quality of life score(QOL)and maximum urinary flow rate(Qmax)were significantly improved in both groups at 1 and 3 months after surgery,even more significantly in the US-TUERP than in the control group(P<0.05).Conclusion:US-TUERP helps achieve complete resection of the hyperplastic prostatic tissue along the surgical capsule at the anatomical level,with a higher safety,fewer perioperative complications,and better therapeutic effects.
10.Application of China-made Toumai? Robot in laparoscopic radical prostatectomy
Zhi-Feng WEI ; Yu-Hao CHEN ; Ze-Peng ZHU ; Qi JIANG ; Yu XIONG ; Feng-Feng LU ; Zhen-Qian SONG ; Bin JIANG ; Xiao-Feng ZHU ; Tian-Hao FENG ; Xiao-Feng XU ; Gang YANG ; Wu WEI ; Ai-Bing YAO ; Jing-Ping GE
National Journal of Andrology 2024;30(8):696-700
Objective:To evaluate the safety and efficiency of China-made Toumai Robot-assisted laparoscopic radical prosta-tectomy(LRP).Methods:This study included 40 cases of PCa treated from January 2023 to May 2023 by robot-assisted LRP with preservation of the bladder neck and maximal functional urethral length,15 cases with the assistance of Toumai Robot(the TMR group)and the other 25 with the assistance of da Vinci Robot as controls(the DVR group).We recorded the docking time,laparo-scopic surgery time,vesico-urethral anastomosis time,intraoperative blood loss and postoperative urinary continence,and compared them between the two groups.Results:Operations were successfully completed in all the cases.No statistically significant differ-ences were observed between the TMR and DVR groups in the docking time(6 min vs 5 min,P>0.05)or intraoperative blood loss(200 ml vs 150 ml,P>0.05).The TMR group,compared with the DVR group,showed a significantly longer median laparoscopic surgery time(146 min vs 130 min,P<0.05)and median vesico-urethral anastomosis time(19 min vs 16 min,P<0.05).There were no statistically significant differences between the TMR and DVR groups in the rates of urinary continence recovery immediately af-ter surgery(60.0%[9/15]vs 64.0%[16/25],P>0.05)or at 1 month(80.0%[12/15])vs(76.0%[19/25],P>0.05),3 months(93.3%[14/15])vs(92.0%[23/25],P>0.05)and 6 months postoperatively(100%[15/15])vs(96%[24/25],P>0.05).Conclusion:China-made Toumai? Robot surgical system is safe and reliable for laparoscopic radical prosta-tectomy,with satisfactory postoperative recovery of urinary continence.

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