1.Impact of smartphone games on cognitive function in patients with chronic schizophrenia and gender differences
Shipan MIAO ; Jun LI ; Qianqian WANG ; Suqi SONG ; Kai ZHANG
Sichuan Mental Health 2026;39(1):44-49
BackgroundPatients with chronic schizophrenia often suffer from cognitive impairment. Traditional cognitive rehabilitation training has problems such as a single form and poor compliance, making it urgent to develop new cognitive intervention methods. ObjectiveTo explore the intervention effect of smartphone games on the cognitive function of patients with chronic schizophrenia, and to analyze the differences in cognitive function improvement between patients of different genders, in order to provide references for the cognitive function intervention of these patients. MethodsThis study was a prospective cohort study. A total of 30 patients who were hospitalized in the Psychiatry Department of Chaohu Hospital Affiliated to Anhui Medical University from March to October 2021, met the diagnostic criteria for schizophrenia as defined in the International Classification of Diseases, tenth edition (ICD-10), and had a disease duration of above 5 years, were selected as the research subjects. All patients received smartphone game intervention for 12 weeks, 5 times a week, each session lasting 1 hour, in addition to conventional antipsychotic drug treatment. At the baseline and at 3, 6, 9, and 12 weeks of the intervention, the cognitive function was evaluated using the Repeatable Battery for the Assessment of Neuropsychological Status (RBANS), the Positive and Negative Syndrome Scale (PANSS) was used to assess mental symptoms, and the Problematic Mobile Gaming Questionnaire (PMGQ) was used to assess addiction symptoms. ResultsA total of 26 patients (86.67%) completed the study, including 13 females and 13 males. The time effects, group effects, and interaction effect between time and group for the immediate memory factor score of RBANS in the female group and the male group were all statistically significant (F=36.682, 5.712, 3.090, P<0.05 or 0.01), and the time effects and group effects for the verbal and delayed memory factors as well as the total score in both groups were also statistically significant (F=3.841, 6.149, 15.372, P<0.05 or 0.01). The time effects and group effects of the total score of PANSS in both groups had no statistical significance (F=2.041, 0.623, P>0.05 for both), and the interaction effect between time and group was statistically significant (F=5.728, P<0.01). The time effects, group effects, and interaction effect of the total score of PMGQ in both groups were all without statistical significance (F=2.672, 0.166, 0.642, P>0.05 for both). ConclusionSmartphone game intervention may help improve the cognitive function of patients with chronic schizophrenia (especially immediate memory, verbal function, and delayed memory), and the benefits are greater for female patients. The smartphone game intervention did not induce game addiction, but no significant improvement in psychotic symptoms was observed. [Funded by Excellent Young Talents Support Program of Anhui Provincial Department of Education (number, gxyqZD2022022); www.chictr.org.cn number, ChiCTR2100044113]
2.Long-term survival outcomes and prognostic factors following radical resection of pancreatic body and tail cancer:a retrospective analysis of 992 patients
Dong XU ; Yang WU ; Kai ZHANG ; Nan LYU ; Qianqian WANG ; Pengfei WU ; Jie YIN ; Baobao CAI ; Guodong SHI ; Jianzhen LIN ; Yazhou WANG ; Lingdi YIN ; Zipeng LU ; Min TU ; Jianmin CHEN ; Feng GUO ; Jishu WEI ; Junli WU ; Wentao GAO ; Cuncai DAI ; Yi MIAO ; Kuirong JIANG
Chinese Journal of Surgery 2026;64(1):46-54
Objective:To investigate the survival outcomes and prognostic factors in patients undergoing radical resection for pancreatic body and tail cancer.Methods:A retrospective case series study was conducted on 992 patients who underwent radical resection for pancreatic body and tail cancer at the Pancreatic Center of the First Affiliated Hospital of Nanjing Medical University from January 2016 to June 2024. In this study, 577 (58.2%) were male and 415 (41.8%) were female,with an age of (65±9) years (range: 26 to 86 years). Follow-up continued until June 2024. Survival rates were estimated using the Kaplan-Meier method,and prognostic factors were identified using univariate and multivariate Cox proportional hazards models.Results:Among 992 patients,open surgery was the predominant approach (89.1%, 884/992), and radical antegrade modular pancreatosplenectomy (RAMPS) was performed in 317 patients (32.0%). Combined organ resection,venous resection,and arterial resection were performed in 23.5%, 9.3%,and 11.2% of patients,respectively. The rates of R0, R1-1 mm, and R1-direct resections were 49.8% (494/992),41.5% (412/992), and 8.7% (86/992),respectively. Stage ⅡB was the most common TNM stage (32.2%,319/992). A total of 801 patients (80.8%) received adjuvant chemotherapy. The median follow-up period was 32.0(8.8) months(range:3.2 to 105.3 months),during which 508 patients (51.2%) died. The overall median survival (OS) was 26.4 months,with 1-,3-, and 5-year survival rates of 79.0%,40.0%, and 29.0%, respectively. In the recent five years (from 2020 to 2024), the median OS improved significantly to 34.1 months compared to 20.0 months from 2016 to 2019 ( P<0.01). Histological subtype analysis showed that the median OS time was 26.7 months for pancreatic ductal adenocarcinoma (PDAC, n=855),58.9 months for invasive intraductal papillary mucinous carcinoma (IPMC, n=32),and 15.7 months for adenosquamous carcinoma of pancreas (ASCP, n=73) ( P=0.001). Among PDAC patients, adjuvant chemotherapy significantly improved survival (29.1 months vs. 14.4 months, P<0.01);in IPMC patients, adjuvant chemotherapy also extended survival (65.7 months vs. 58.9 months, P=0.047). Although ASCP patients receiving chemotherapy had a longer median OS time than those without (18.8 months vs. 8.9 months),the difference was not statistically significant ( P=0.151). Multivariate Cox regression analysis in PDAC patients indicated that adjuvant chemotherapy, R0 resection, T stage,N stage,and tumor differentiation were independent prognostic factors ( P<0.01). The median OS time by TNM stage was:not reached for stage ⅠA, 51.6 months for ⅠB, 25.5 months for ⅡA, 23.7 months for ⅡB, 23.0 months for Ⅲ, and 14.4 months for Ⅳ. The median OS time for R0,R1-1 mm,and R1-direct resections was 34.1,24.7,and 15.7 months,respectively ( P<0.01). Conclusion:Adjuvant chemotherapy,R0 resection,tumor stage,and differentiation are independent prognostic factors for pancreatic body and tail cancer.
3.Long-term survival outcomes and prognostic factors following radical resection of pancreatic body and tail cancer:a retrospective analysis of 992 patients
Dong XU ; Yang WU ; Kai ZHANG ; Nan LYU ; Qianqian WANG ; Pengfei WU ; Jie YIN ; Baobao CAI ; Guodong SHI ; Jianzhen LIN ; Yazhou WANG ; Lingdi YIN ; Zipeng LU ; Min TU ; Jianmin CHEN ; Feng GUO ; Jishu WEI ; Junli WU ; Wentao GAO ; Cuncai DAI ; Yi MIAO ; Kuirong JIANG
Chinese Journal of Surgery 2026;64(1):46-54
Objective:To investigate the survival outcomes and prognostic factors in patients undergoing radical resection for pancreatic body and tail cancer.Methods:A retrospective case series study was conducted on 992 patients who underwent radical resection for pancreatic body and tail cancer at the Pancreatic Center of the First Affiliated Hospital of Nanjing Medical University from January 2016 to June 2024. In this study, 577 (58.2%) were male and 415 (41.8%) were female,with an age of (65±9) years (range: 26 to 86 years). Follow-up continued until June 2024. Survival rates were estimated using the Kaplan-Meier method,and prognostic factors were identified using univariate and multivariate Cox proportional hazards models.Results:Among 992 patients,open surgery was the predominant approach (89.1%, 884/992), and radical antegrade modular pancreatosplenectomy (RAMPS) was performed in 317 patients (32.0%). Combined organ resection,venous resection,and arterial resection were performed in 23.5%, 9.3%,and 11.2% of patients,respectively. The rates of R0, R1-1 mm, and R1-direct resections were 49.8% (494/992),41.5% (412/992), and 8.7% (86/992),respectively. Stage ⅡB was the most common TNM stage (32.2%,319/992). A total of 801 patients (80.8%) received adjuvant chemotherapy. The median follow-up period was 32.0(8.8) months(range:3.2 to 105.3 months),during which 508 patients (51.2%) died. The overall median survival (OS) was 26.4 months,with 1-,3-, and 5-year survival rates of 79.0%,40.0%, and 29.0%, respectively. In the recent five years (from 2020 to 2024), the median OS improved significantly to 34.1 months compared to 20.0 months from 2016 to 2019 ( P<0.01). Histological subtype analysis showed that the median OS time was 26.7 months for pancreatic ductal adenocarcinoma (PDAC, n=855),58.9 months for invasive intraductal papillary mucinous carcinoma (IPMC, n=32),and 15.7 months for adenosquamous carcinoma of pancreas (ASCP, n=73) ( P=0.001). Among PDAC patients, adjuvant chemotherapy significantly improved survival (29.1 months vs. 14.4 months, P<0.01);in IPMC patients, adjuvant chemotherapy also extended survival (65.7 months vs. 58.9 months, P=0.047). Although ASCP patients receiving chemotherapy had a longer median OS time than those without (18.8 months vs. 8.9 months),the difference was not statistically significant ( P=0.151). Multivariate Cox regression analysis in PDAC patients indicated that adjuvant chemotherapy, R0 resection, T stage,N stage,and tumor differentiation were independent prognostic factors ( P<0.01). The median OS time by TNM stage was:not reached for stage ⅠA, 51.6 months for ⅠB, 25.5 months for ⅡA, 23.7 months for ⅡB, 23.0 months for Ⅲ, and 14.4 months for Ⅳ. The median OS time for R0,R1-1 mm,and R1-direct resections was 34.1,24.7,and 15.7 months,respectively ( P<0.01). Conclusion:Adjuvant chemotherapy,R0 resection,tumor stage,and differentiation are independent prognostic factors for pancreatic body and tail cancer.
4.Effect of different doses of agomelatine on liver function in patients with depressive disorders: a real-world study
Jun LI ; Shipan MIAO ; Qianqian WANG ; Suqi SONG ; Xiaoping YUAN ; Kai ZHANG
Sichuan Mental Health 2025;38(6):486-490
BackgroundAgomelatine, a novel antidepressant with dual efficacy in mood improvement and sleep regulation, has been widely utilized in clinical treatment of depressive disorders. The association between agomelatine and hepatic dysfunction has garnered increasing attention, yet there remains limited research on its long-term effect of liver function in real clinical scenarios. ObjectiveTo investigate the effect of different doses of agomelatine on liver function in patients with depressive disorders in real clinical scenarios, and to ascertain its safety profile and efficacy differences. MethodsA retrospective study was conducted, enrolling 200 patients diagnosed with depressive disorders according to the International Classification of Diseases, tenth edition (ICD-10), who received agomelatine treatment at the Department of Psychiatry of Chaohu Hospital Affiliated to Anhui Medical University from January 2019 to December 2024. Longitudinal follow-up was performed based on real-world data. Patients were divided into a low-dose group (25 mg/d) (n=121) and a high-dose group (50 mg/d) (n=79) based on their agomelatine dosage. Follow-up assessments were conducted at baseline, the 2nd, 6th, 14th, and 26th weeks after treatment initiation. Liver function indicators, including alanine aminotransferase (ALT), aspartate aminotransferase (AST), and total bilirubin (TBIL), were measured using a fully automated biochemical analyzer. Clinical symptoms were evaluated using the Hamilton Depression Scale-24 item (HAMD-24) and the Hamilton Anxiety Scale (HAMA). ResultsNo statistically significant time effect, intergroup effect, or time-by-group interaction effect was observed for ALT, AST, or TBIL in either the low-dose or high-dose group (P>0.05). The time effects for both HAMD-24 and HAMA scores in the two groups were statistically significant (Ftime=430.573, 395.737, P<0.01). From the end of the 2nd week of treatment onward, the scores at each follow-up time point were significantly lower than those at the baseline period (P<0.01). ConclusionBoth low-dose and high-dose agomelatine may have no significant effect on liver function in patients with depressive disorders, with no difference in liver function impairment was observed between dosage groups. Low-dose and high-dose agomelatine may be equally effective in alleviating depressive and anxiety symptoms in patients with depressive disorders. [Funded by the Education Work Committee of the Anhui Provincial Committee for Outstanding Young Talents in Colleges and Universities (number, gxyqZD2022022); the Key Project of Scientific Research Fund of Anhui Institute of Translational Medicine (number, 2023zhyx-B18)]
5.Clinical effects of Huayu Ditan Linao Decoction combined with Suhexiang Pills on elderly patients with cerebral hemorrhage in convalescent stage
Xian-kun ZHU ; Tian-yu LI ; Kai-qin LI ; Ze-ling DONG ; Guang-xian MIAO ; Ying LIU ; Ping XU
Chinese Traditional Patent Medicine 2025;47(7):2229-2233
AIM To explore the clinical effects of Huayu Ditan Linao Decoction combined with Suhexiang Pills on elderly patients with cerebral hemorrhage in convalescent stage.METHODS One hundred and ten patients were randomly assigned into control group(55 cases)for 1-month intervention of both conventional treatment and rehabilitation training,and observation group(55 cases)for 1-month intervention of Huayu Ditan Linao Decoction,Suhexiang Pills,conventional treatment and rehabilitation training.The changes in clinical effects,TCM syndrome score,NIHSS score,FMA score,BI index,cerebrovascular function indices(dynamic resistance,average flow velocity,peripheral resistance,average flow rate),serum inflammatory indices(IL-6,hs-CPR,TNF-α)and serum oxidative stress indices(SOD,MDA)were detected.RESULTS The observation group demonstrated higher total effective rate than the control group(P<0.05).After the treatment,the two groups displayed decreased TCM syndrome score,NIHSS score,dynamic resistance,peripheral resistance,serum inflammatory indices,MDA(P<0.05),and increased FMA score,BI index,average flow velocity,average flow rate,SOD(P<0.05),especially for the observation group(P<0.05).CONCLUSION For the elderly patients with cerebral hemorrhage in convalescent stage,Huayu Ditan Linao Decoction combined with Suhexiang Pills can enhance clinical effects,improve limb functions and nerve functions,regulate serum inflammatory and oxidative stress indice,and promote prognosis.
6.The influence of two-way referral model on treatment and prognosis of patients with chronic heart failure
Yijun SUN ; Xinyu ZHANG ; Yue HU ; Zongwei LIN ; Jie XIAO ; Peng LI ; Xin ZHAO ; Huafang ZHANG ; Bo QIN ; Dequan JIA ; Tao ZHANG ; Jian MA ; Hongping CHEN ; Chunju ZHANG ; Xinwei GENG ; Kaiyan ZHANG ; Man ZHENG ; Fenglei ZHANG ; Yan LANG ; Hegong HOU ; Peng LIU ; Haifeng JIA ; Jianjun LU ; Kai ZHAO ; Hui ZHAO ; Jiechang XU ; Mi ZHANG ; Xiuxin LI ; Dongxia ZHANG ; Lin ZHONG ; Hui ZHAO ; Fangfang LIU ; Yan LIU ; Dongxia MIAO ; Chengwei WANG ; Hui ZHANG ; Chen WANG ; Fen WANG ; Xuejuan ZHANG ; Huixia LYU ; Xiaoping JI
Chinese Journal of Cardiology 2025;53(11):1244-1253
Objective:To explore the impact of the two-way referral model on compliance and prognosis in patients with heart failure.Methods:This bidirectional cohort study enrolled chronic heart failure (CHF) patients treated at Qilu Hospital of Shandong University or designated primary hospitals between March 2018 and March 2022. Patients were categorized into two groups based on referral status: two-way referral group (participating in the referral model with≥1 follow-up visit at primary hospitals) and the core hospital group (receiving treatment and follow-up exclusively at Qilu Hospital). Baseline clinical characteristics were collected and compared between groups. Patients underwent followed-up, with primary endpoints including follow-up rate, drug (β-blockers, angiotension converting enzyme inhibitor (ACEI)/angiotensin Ⅱ receptor blockers (ARB)/angiotensin receptor-neprilysin inhibitor (ARNI), sodium-glucose cotransporter 2 inhibitors and mineralocorticoid receptor antagonists) utilization rate and target dose achievement rate. Secondary endpoints encompassed changes from baseline in left ventricular ejection fraction (LVEF), left ventricular end-diastolic diameter (LVEDd), and N-terminal pro-brain natriuretic peptide (NT-proBNP), plus cardiovascular mortality and heart failure rehospitalization. Generalized linear mixed models analyzed longitudinal trends in LVEF, LVEDd, and NT-proBNP levels. Kaplan-Meier curves and Cox regression evaluated LVEF recovery rates, supplemented by subgroup analyses. Multivariate logistic regression was used to identify factors influencing target dose achievement rate for β-blockers and ACEI/ARB/ARNI therapies in CHF patients.Results:A total of 357 patients were enrolled, aged 53 (41, 63) years, including 256 males (71.7%). 157 patients were in the two-way referral group and 200 patients in the core hospital-treated group. Compared with the core hospital-treated group, the two-way referral group had lower baseline LVEF (28 (22, 34)% vs. 31 (23, 36)%, P=0.021) and systolic blood pressure (116 (104, 125) mmHg vs. 121 (109, 134) mmHg (1 mmHg=0.133 kPa), P=0.010). The 12-month follow-up rate of the two-way referral group was higher than the core hospital-treated group (73.8% vs. 56.0%, P=0.004). No significant between-group differences were observed in drug utilization rate of β-blockers, ACEI/ARB/ARNI, or sodium-glucose cotransporter 2 inhibitors during follow-up (all P>0.05), while mineralocorticoid receptor antagonists use showed a declining trend in both groups. Although the core hospital-treated group had higher target dose achievement rates for β-blockers (65.4% vs. 49.3%, P=0.042) and ACEI/ARB/ARNI (79.8% vs. 65.8%, P=0.046) than the two-way referral group, multivariate logistic regression indicated that the two-way referral model was not a negative predictor for these outcomes (all P>0.05). Both groups showed improved NT-proBNP, LVEDd, and LVEF from baseline (all P<0.001) with no significant difference in trends between groups (all P>0.05). There was no significant difference in the composite incidence (7.6% vs. 6.5%, P=0.674) and cumulative incidence (log-rank P=0.684) of cardiovascular death and heart failure rehospitalization at 12 months between two groups. Conclusion:The two-way referral model demonstrates advantages in improving medication adherence, drug utilization rates, and targetdoseachievement rates among CHF patients. This model not only promotes cardiac functional recovery but also reduces risks of cardiovascular mortality and heart failure rehospitalization, achieving comparable therapeutic and management outcomes to those observed in core hospital-treated patients.
7.Mechanism of disidin domain receptor 1 regulating the proliferation and apoptosis of glioma cells
Kai-tao ZHAO ; Jun-li LIANG ; Rong-jun YANG ; Dong HUANG ; Rui MIAO
Journal of Regional Anatomy and Operative Surgery 2025;34(6):484-488
Objective To explore the regulatory effect and mechanism of disidin domain receptor 1(DDR1)on the proliferation and apoptosis of glioma cells.Methods The expression levels of DDR1 in human glioma cells and normal glial cells were detected by qRT-PCR and Western blot.Glioma cells U251 with stable overexpression and knockdown of DDR1 were constructed by lentivirus infection,the proliferation ability of the stable cell line was detected by CCK-8 assay,and the apoptosis ability was detected by flow cytometry.Western blot was used to detect the activation of related pathways in stable cell lines and explore the regulatory mechanism of DDR1.Results The results of qRT-PCR and Western blot showed that the expression level of DDR1 in human glioma cell U251 was higher than those in human glioma cell U87 and normal glial cell HEB.Therefore,the U251 cell line was selected for subsequent experiments.CCK-8 assay showed that overexpression of DDR1 promote the proliferation of glioma cells,while knockdown of DDR1 inhibit the proliferation of glioma cells.The results of flow cytometry showed that overexpression of DDR1 inhibit the apoptosis of glioma cells,while knockdown of DDR1 induce the apoptosis of glioma cells.Western blot results showed that overexpression of DDR1 activate the PI3K/AKT pathway,while knockdown of DDR1 inhibit the activation of the PI3K/AKT pathway.Conclusion DDR1 can enhance the proliferation ability of glioma cells and inhibit their apoptosis by activating the PI3K/AKT pathway,promoting the development of glioma cells.Therefore,DDR1 may become a potential target for the treatment of glioma.
8.The Disease Burden of Asthma in China, 1990 to 2021 and Projections to 2050: Based on the Global Burden of Disease 2021.
Rui Yi ZHANG ; Miao Miao ZHANG ; Yu Chang ZHOU ; Jia Huan GUO ; Xuan Kai WANG ; Mai Geng ZHOU
Biomedical and Environmental Sciences 2025;38(5):529-538
OBJECTIVE:
Asthma imposes a significant global health burden. This study examines changes in the asthma-related disease burden from 1990 to 2021 and projects future burdens for 2050 under different scenarios.
METHODS:
Using data from the Global Burden of Disease 2021 study, we analyzed asthma incidence, prevalence, mortality, and disability-adjusted life years (DALYs) from 1990 to 2021. We projected the disease burden for 2050 based on current trends and hypothetical scenarios in which all risk factors are controlled. Temporal trends in age-standardized incidence, prevalence, mortality, and DALY rates were explored using Annual Percent Change.
RESULTS:
In 2021, the age-standardized rates for asthma incidence, prevalence, mortality, and DALYs in China were 364.17 per 100,000 (95% uncertainty interval [ UI]: 283.22-494.10), 1,956.49 per 100,000 (95% UI: 1,566.68-2,491.87), 1.47 per 100,000 (95% UI: 1.15-1.79), and 103.76 per 100,000 (95% UI: 72.50-145.46), respectively. A higher disease burden was observed among Chinese men and individuals aged 70 years or older. Compared to the current trend, a combined scenario involving improvements in environmental factors, behavioral and metabolic health, child nutrition, and vaccination resulted in a greater reduction in the disease burden caused by asthma.
CONCLUSION
Addressing modifiable risk factors is essential for further reducing the asthma-related disease burden.
Humans
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Asthma/mortality*
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China/epidemiology*
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Male
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Female
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Adult
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Middle Aged
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Aged
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Child
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Adolescent
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Global Burden of Disease/trends*
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Child, Preschool
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Young Adult
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Infant
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Cost of Illness
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Disability-Adjusted Life Years
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Prevalence
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Incidence
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Infant, Newborn
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Aged, 80 and over
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Risk Factors
9.Analysis on Registration Status of TCM Clinical Trials of Sepsis Based on WHO ICTRP and ChiCTR
Wenjing YIN ; Kai XIE ; Xinyu MIAO ; Xiaoxuan HE ; Haifeng WANG
Chinese Journal of Information on Traditional Chinese Medicine 2025;32(9):48-53
Objective To investigate the current status and characteristics of registered clinical trials on TCM interventions for sepsis;To provide references for relevant clinical trial registrations.Methods Clinical trials on TCM interventions for sepsis registered in the World Health Organization International Clinical Trials Registry Platform(WHO ICTRP)and the Chinese Clinical Trial Registry(ChiCTR)from inception to June 2024 were retrieved.Data on registration time,registry centers,regions,institutions,participating centers,funding sources,trial design,phase,sample size,randomization methods,blinding,interventions,disease types,and outcome measures were analyzed using Excel 16.0.Results A total of 118 TCM intervention trials for sepsis were included,registered regions involving Guangdong,Jiangsu,and Shanghai,with institutions including Guangdong Provincial Hospital of Chinese Medicine,Longhua Hospital Affiliated to Shanghai University of Traditional Chinese Medicine,and Jiangsu Provincial Hospital of Traditional Chinese Medicine.Most trials were single-center studies(94,79.66%),funded primarily by hospitals(38)and local governments(36).The majority were interventional studies(105,88.98%),with phases concentrated in pilot/exploratory studies and Phase Ⅳ trials(52).Sample sizes were mostly 60-99 cases(51).Randomized controlled trials predominantly used simple randomization(65)and double-blinding(22).Interventions mainly included empirical formulas,Chinese patent medicines,and classical prescriptions,targeting conditions such as gastrointestinal dysfunction and lung injury,with primary outcomes including SOFA,APACHE Ⅱ,and mortality rate.Conclusion The number of TCM registered clinical trials for sepsis has generally increased.There are some problems,such as uneven distribution of test areas,poor standardization and integrity of registration information,and the advantages and characteristics of TCM need to be further highlighted.
10.Preliminary study on the value of serum pepsinogen in differentiating autoimmune gastritis
Kai LIU ; Liwen MIAO ; Yitong SHE ; Weihua YU ; Hao TIAN ; Yizhuo WANG ; Fangling DU ; Ying HAN ; Zhiguo LIU
Chinese Journal of Internal Medicine 2025;64(3):200-205
Objective:This study identifies independent predictive indicators to distinguish autoimmune gastritis from Helicobacter pylori ( H. pylori)-induced atrophic gastritis and validates their diagnostic performance to compare laboratory indicators of autoimmune gastritis and H. pylori-induced atrophic gastritis. Methods:A retrospective comparison of laboratory examination indicators was conducted for chronic atrophic gastritis patients with involvement of the gastric fundus and corpus, who were followed up at the Department of Gastroenterology, Xijing Hospital, from January 2014 to September 2024. Receiver operating characteristic (ROC) curves were utilized to determine the optimal cutoff points and corresponding diagnostic thresholds. In addition, multivariate logistic regression analysis was conducted to identify independent predictive indicators for autoimmune gastritis, with further assessment in a validation cohort.Results:A total of 139 patients with autoimmune gastritis and 209 patients with H. pylori-induced atrophic gastritis were included. Pepsinogen (PG) Ⅰ levels and the PG Ⅰ/PG Ⅱ ratio in patients with autoimmune gastritis were significantly lower than in those with H. pylori-induced atrophic gastritis [11.0 (4.8, 22.5) vs. 41.8 (32.2, 59.9) μg/L, U=722.00, P<0.001; 1.24 (0.75, 3.54) vs. 5.76 (4.31, 7.12), U=817.00, P<0.001], while gastrin levels were significantly higher [375 (84, 738) vs. 49 (35, 81) ng/L, U=378.00, P<0.001]. PG Ⅰ was identified as an independent predictive variable, with an area under the ROC curve of 0.847 (95% CI 0.791-0.904), sensitivity of 77.6%, specificity of 91.8%, positive predictive value of 80.5%, and negative predictive value of 90.5%. Conclusions:Significant differences in laboratory indicators were observed between autoimmune gastritis and H. pylori-induced atrophic gastritis in chronic atrophic gastritis involving gastric fundus and corpus. Besides, PG Ⅰ demonstrated good diagnostic performance in identifying autoimmune gastritis and can effectively differentiate between different types of atrophic gastritis.

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