1.Ershen Zhenwu Decoction Treats Chronic Heart Failure by Regulating miR-423-5p/Smad7/TGF-β1/Smads Axis and Myocardial Fibrosis Indicators
Lan GE ; Zhenpeng ZHU ; Xinyue WANG ; Dan CHENG ; Yulong LIU ; Maomao ZHANG ; Xiaoyu CHENG
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(3):157-165
ObjectiveTo investigate the clinical effect of Ershen Zhenwu Decoction on chronic heart failure (CHF) due to heart-kidney Yang deficiency and blood stasis and its regulatory effects on miR-423-5p/Smad7/transforming growth factor-β1 (TGF-β1)/Smads axis and myocardial fibrosis indicators. MethodsOne hundred and fourteen patients with heart failure with reduced ejection fraction (HFrEF) and heart failure with mildly reduced ejection fraction (HFmrEF) were randomly allocated into a control group and an observation group. The control group was treated with dapagliflozin tablets, sacubitril-valsartan sodium tablets, metoprolol succinate, and spironolactone, and the observation group was treated with Ershen Zhenwu Decoction on the basis of the therapy in the control group. The course of treatment was 8 weeks in both groups. The 6-min walking distance, New York Heart Association (NYHA) heart function grade, Minnesota Living with Heart Failure Questionnaire (MLHFQ) score, N-terminal pro-B-type natriuretic peptide (NT-proBNP), angiotensin Ⅱ (Ang Ⅱ), left ventricular ejection fraction (LVEF), left ventricular end-diastolic diameter (LVIDd), left ventricular end-systolic diameter (LVIDs), interventricular septum thickness at diastole (IVSd), left ventricular end-diastolic posterior wall thickness (LVPWd), left ventricular shortening fraction (FS), miR-423-5p, Smad7, Smad2, Smad3, Smad4, TGF-β1, Ang Ⅱ, type Ⅰ collagen (Col Ⅰ), type Ⅲ collagen (Col Ⅲ), mRNA levels of fibronectin (Fn) and α-smooth muscle actin (α-SMA) in the myocardial tissue were observed before and after treatment in both groups to evaluate the efficacy of cardiac function and drug safety. ResultsAfter treatment, both groups showed declined levels of NT-proBNP, Ang Ⅱ, miR-423-5p, Smad2, Smad3, Smad4, TGF-β1, Col Ⅰ, Col Ⅲ, and mRNA levels of Fn and α-SMA (P0.05), and the levels of the indicators above were lower in the observation group than in the control group (P0.05). After treatment, the Smad7 level increased obviously in both groups (P0.05) and was higher in the observation group than in the control group (P0.05). After treatment, both groups showed decreased MLHFQ scores and increased 6-min walking distance (P0.05), and the observation group had lower MLHFQ score and longer 6-min walking distance than the control group (P0.05). After treatment, the control group showed increased LVEF and FS (P0.05) and the observation group showcased decreased LVIDd and LVIDs and increased LVEF and FS (P0.05). Moreover, the observation group had lower LVIDd and LVIDs (P0.05) and higher LVEF and FS (P0.05) than the control group. The total response rate of cardiac function in the observation group was 90.38% (47/52), which was higher than that (70.59%, 36/51) in the control group (P0.05). No adverse reactions associated with Ershen Zhenwu Decoction were observed during the study period. ConclusionErshen Zhenwu Decoction can improve the cardiac function, exercise tolerance, and quality of life, regulate neuroendocrine factors, and slow down/reverse myocardial remodeling in the patients with HFrEF and HFmrEF (syndrome of heart-kidney Yang deficiency and blood stasis by regulating the miR-423-5p/Smad7/TGF-β1/Smads axis, inhibiting α-SMA and Fn expression, and alleviating myocardial fibrosis. It is worthy of further study.
2.Ershen Zhenwu Decoction Treats Chronic Heart Failure by Regulating miR-423-5p/Smad7/TGF-β1/Smads Axis and Myocardial Fibrosis Indicators
Lan GE ; Zhenpeng ZHU ; Xinyue WANG ; Dan CHENG ; Yulong LIU ; Maomao ZHANG ; Xiaoyu CHENG
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(3):157-165
ObjectiveTo investigate the clinical effect of Ershen Zhenwu Decoction on chronic heart failure (CHF) due to heart-kidney Yang deficiency and blood stasis and its regulatory effects on miR-423-5p/Smad7/transforming growth factor-β1 (TGF-β1)/Smads axis and myocardial fibrosis indicators. MethodsOne hundred and fourteen patients with heart failure with reduced ejection fraction (HFrEF) and heart failure with mildly reduced ejection fraction (HFmrEF) were randomly allocated into a control group and an observation group. The control group was treated with dapagliflozin tablets, sacubitril-valsartan sodium tablets, metoprolol succinate, and spironolactone, and the observation group was treated with Ershen Zhenwu Decoction on the basis of the therapy in the control group. The course of treatment was 8 weeks in both groups. The 6-min walking distance, New York Heart Association (NYHA) heart function grade, Minnesota Living with Heart Failure Questionnaire (MLHFQ) score, N-terminal pro-B-type natriuretic peptide (NT-proBNP), angiotensin Ⅱ (Ang Ⅱ), left ventricular ejection fraction (LVEF), left ventricular end-diastolic diameter (LVIDd), left ventricular end-systolic diameter (LVIDs), interventricular septum thickness at diastole (IVSd), left ventricular end-diastolic posterior wall thickness (LVPWd), left ventricular shortening fraction (FS), miR-423-5p, Smad7, Smad2, Smad3, Smad4, TGF-β1, Ang Ⅱ, type Ⅰ collagen (Col Ⅰ), type Ⅲ collagen (Col Ⅲ), mRNA levels of fibronectin (Fn) and α-smooth muscle actin (α-SMA) in the myocardial tissue were observed before and after treatment in both groups to evaluate the efficacy of cardiac function and drug safety. ResultsAfter treatment, both groups showed declined levels of NT-proBNP, Ang Ⅱ, miR-423-5p, Smad2, Smad3, Smad4, TGF-β1, Col Ⅰ, Col Ⅲ, and mRNA levels of Fn and α-SMA (P0.05), and the levels of the indicators above were lower in the observation group than in the control group (P0.05). After treatment, the Smad7 level increased obviously in both groups (P0.05) and was higher in the observation group than in the control group (P0.05). After treatment, both groups showed decreased MLHFQ scores and increased 6-min walking distance (P0.05), and the observation group had lower MLHFQ score and longer 6-min walking distance than the control group (P0.05). After treatment, the control group showed increased LVEF and FS (P0.05) and the observation group showcased decreased LVIDd and LVIDs and increased LVEF and FS (P0.05). Moreover, the observation group had lower LVIDd and LVIDs (P0.05) and higher LVEF and FS (P0.05) than the control group. The total response rate of cardiac function in the observation group was 90.38% (47/52), which was higher than that (70.59%, 36/51) in the control group (P0.05). No adverse reactions associated with Ershen Zhenwu Decoction were observed during the study period. ConclusionErshen Zhenwu Decoction can improve the cardiac function, exercise tolerance, and quality of life, regulate neuroendocrine factors, and slow down/reverse myocardial remodeling in the patients with HFrEF and HFmrEF (syndrome of heart-kidney Yang deficiency and blood stasis by regulating the miR-423-5p/Smad7/TGF-β1/Smads axis, inhibiting α-SMA and Fn expression, and alleviating myocardial fibrosis. It is worthy of further study.
3.Nutritional health knowledge among primary and middle school students in Wenzhou City
XIA Ziqi ; CHEN Qingqing ; GAO Sihai ; WU Maomao
Journal of Preventive Medicine 2026;38(1):908-101,106
Objective:
To investigate the status and influencing factors of nutritional health knowledge awareness among primary and middle school students in Wenzhou City, Zhejiang Province, so as to provide a basis for carrying out targeted nutrition health education for students.
Methods:
The stratified cluster random sampling method was used to select students from 48 schools across 12 counties (cities and districts) in Wenzhou City as survey subjects from October 2023 to February 2024. Basic information, parental information, and nutritional health knowledge were collected using the Questionnaire on nutritional health knowledge for School-Age Children. The awareness rate of nutritional health knowledge was analyzed. Multivariable logistic regression model was used to analyze the influencing factors for nutritional health knowledge awareness among primary and middle school students.
Results:
The survey included 4 405 boys, accounting for 51.42%, and 4 161 girls, accounting for 48.58%. The sample consisted of 2 497 pupils in Grades 1-3 (29.15%), 2 591 pupils in Grades 4-6 (30.25%), 1 739 junior high school students (20.30%), and 1 739 senior high school students (20.30%). The median score of nutrition health knowledge was 75.00 (interquartile range, 19.00), and the awareness rate was 4 524 (52.81%). Multivariable logistic regression analysis showed that girls (OR=1.317, 95%CI: 1.198-1.447), primary school students (Grades 1-3, OR=7.830, 95%CI: 6.444-9.513; Grades 4-6, OR=1.276, 95%CI: 1.066-1.528), and those whose mothers had an educational level above junior high school (senior high school/technical secondary school/technical school/junior college, OR=1.188, 95%CI: 1.044-1.352; bachelor' s degree or above, OR=1.194, 95%CI: 1.024-1.392) had a higher likelihood of nutrition and health knowledge awareness. Conversely, students who were overweight or obese (OR=0.798, 95%CI: 0.671-0.950), lived in school (OR=0.763, 95%CI: 0.650-0.895), and had a daily outdoor activity duration of <30 minutes (OR=0.641, 95%CI: 0.570-0.721) had a lower likelihood of nutritional health knowledge awareness.
Conclusions
The awareness rate of nutritional health knowledge among primary and middle school students in Wenzhou City needs to be improved, and is mainly influenced by gender, educational stage, body mass index, mother' s educational level, and outdoor activity duration. It is recommended to implement differentiated health education strategies and build a "family-school-community" linkage mechanism to improve students' nutrition health literacy.
4.Decision-making behavior in patients with depressive disorder and its relationship with depressive and anxiety symptoms
Yuxiang WANG ; Luoya ZHANG ; Maomao ZHANG ; Juan DENG ; Yanjie PENG ; Xiaotong CHENG ; Kezhi LIU ; Wei LEI ; Jing CHEN
Sichuan Mental Health 2025;38(1):22-27
BackgroundPatients with depressive disorder often exhibit impaired decision-making functions. However, the relationship between decision-making abilities and depressive and anxiety symptoms in these patients remains unclear. ObjectiveTo explore the characteristics of decision-making behavior in patients with depressive disorder, and to analyze its relationship with clinical symptoms. MethodsA total of 48 patients diagnosed with depressive disorder according to the Diagnostic and Statistical Manual of Mental Disorders, fourth edition (DSM-IV) were recruited from the Department of Psychosomatic Medicine of the Affiliated Hospital of Southwest Medical University from October 2020 to May 2023. Concurrently, 52 healthy individuals matched for age and gender were recruited from Luzhou as the control group. Beck Depression Inventory (BDI) and Beck Anxiety Inventory (BAI) were used for assessment, and decision-making behavior was evaluated using Probabilistic Reversal Learning (PRL) task. Indicators assessed included the number of trials to criterion, perseverative errors, win-stay rate and lose-shift rate. Spearman correlation analysis was used to assess the correlation between BDI and BAI scores and PRL task indicators. ResultsThe depression group showed a significantly higher lose-shift rate compared with the control group (t=3.684, P<0.01). There were no statistically significant differences between two groups in trials to criterion, perseverative errors and win-stay rate (t=0.329, 0.132, 0.609, P>0.05). In depression group, BDI and BAI scores were positively correlated with the win-stay rate(r=0.450, 0.398, P<0.01). ConclusionPatients with depressive disorder are more likely to change their decision-making strategies following negative outcomes. Furthermore, the severity of depressive and anxiety symptoms is associated with a greater propensity to maintain existing decisions after receiving positive feedback. [Funded by 2019 Joint Project of Luzhou Science and Technology Bureau-Southwest Medical University (number, 2019LZXNYDJ39]
5.Quality evaluation of adverse drug reaction reports in clinical departments based on game theory combinatorial weighting-TOPSIS-rank-sum ratio method
Haikun WANG ; Zichuang MA ; Na WU ; Aizong SHEN ; Xiangdong JIANG ; Maomao ZHANG ; Dan SU
China Pharmacy 2025;36(23):2969-2973
OBJECTIVE To comprehensively evaluate the quality of adverse drug reaction (ADR) reports in clinical departments or ward (hereinafter referred to as “department”) based on game theory combinatorial weighting-technique for order preference by similarity to ideal solution (TOPSIS)-rank-sum ratio (RSR) method, providing a reference for the further standardization of ADR reporting. METHODS Based on relevant documents and scoring criteria, the ADR report quality evaluation standards previously developed by our team were modified. Using game theory principles, the fusion of subjective and objective weights for each indicator was determined. A game theory combinatorial weighting-TOPSIS-RSR model was developed to evaluate and categorize the quality of raw ADR reports submitted by departments to the pharmacy department at Bozhou Hospital of Anhui Medical University. RESULTS A total of 222 ADR reports from 23 departments were included. The game theory combinatorial weighting method identifies weak points in management, such as ADR symptoms and signs, the description of underlying diseases, timing of ADR, by optimizing the weightings of the indicators. The TOPSIS-RSR method calculates that the mean relative closeness of the departments was 0.401 7, indicating that the overall report quality ranged from moderate to substandard. 20095) Three departments, including neurosurgery, demonstrated medium reporting quality [estinate closeness (Ĉ)i ≥0.506], while two departments, such as the respiratory department,were rated as unqualified (Ĉi<0.278). The remaining departments were all deemed qualified (0.278≤ Ĉi<0.506). CONCLUSIONS The developed game theory combinatorial weighting-TOPSIS-RSR method provides an effective approach for the quality evaluation of ADR reports, which not only balances subjective and objective weights but also facilitates comparisons among different departments. There is still room for improvement in the ADR report quality at the hospital.
6.Association between congenital hypothyroidism and in-hospital adverse outcomes in very low birth weight infants
Sha ZHU ; Jing XU ; Ranran SHI ; Xiaokang WANG ; Maomao SUN ; Shina LI ; Lingling GAO ; Yuanyuan LI ; Huimin WEN ; Changliang ZHAO ; Shuai LI ; Juan JI ; Cuihong YANG ; Yonghui YU
Chinese Journal of Pediatrics 2024;62(1):29-35
Objective:To investigate the association between congenital hypothyroidism (CH) and the adverse outcomes during hospitalization in very low birth weight infants (VLBWI).Methods:This prospective, multicenter observational cohort study was conducted based on the data from the Sino-northern Neonatal Network (SNN). Data of 5 818 VLBWI with birth weight <1 500 g and gestational age between 24-<37 weeks that were admitted to the 37 neonatal intensive care units from January 1 st, 2019 to December 31 st, 2022 were collected and analyzed. Thyroid function was first screened at 7 to 10 days after birth, followed by weekly tests within the first 4 weeks, and retested at 36 weeks of corrected gestational age or before discharge. The VLBWI were assigned to the CH group or non-CH group. Chi-square test, Fisher exact probability method, Wilcoxon rank sum test, univariate and multivariate Logistic regression were used to analyze the relationship between CH and poor prognosis during hospitalization in VLBWI. Results:A total of 5 818 eligible VLBWI were enrolled, with 2 982 (51.3%) males and the gestational age of 30 (29, 31) weeks. The incidence of CH was 5.5% (319 VLBWI). Among the CH group, only 121 VLBWI (37.9%) were diagnosed at the first screening. Univariate Logistic regression analysis showed that CH was associated with increased incidence of extrauterine growth retardation (EUGR) ( OR=1.31(1.04-1.64), P<0.05) and retinopathy of prematurity (ROP) of stage Ⅲ and above ( OR=1.74(1.11-2.75), P<0.05). However, multivariate Logistic regression analysis showed no significant correlation between CH and EUGR, moderate to severe bronchopulmonary dysplasia, grade Ⅲ to Ⅳ intraventricular hemorrhage, neonatal necrotizing enterocolitis in stage Ⅱ or above, and ROP in stage Ⅲ or above ( OR=1.04 (0.81-1.33), 0.79 (0.54-1.15), 1.15 (0.58-2.26), 1.43 (0.81-2.53), 1.12 (0.70-1.80), all P>0.05). Conclusion:There is no significant correlation between CH and in-hospital adverse outcomes, possibly due to timely diagnosis and active replacement therapy.
7.Liposome gel loaded oleic acid promotes the repair of chronic burn wounds
Maomao WANG ; Qing ZHANG ; Bowen WU ; Yan XIE
Chinese Journal of Tissue Engineering Research 2024;28(22):3524-3531
BACKGROUND:Oleic acid can regulate inflammation and immune responses,and has the potential to repair skin wounds.Oleic acid has a short retention time at the lesion.It is prone to self oxidation and deterioration in the air,and suitable drug carriers are needed to fully exert the therapeutic effect of oleic acid. OBJECTIVE:To investigate the efficacy of oleic acid-liposome gel in the treatment of chronic burn wounds. METHODS:Oleic acid liposome solution was prepared by thin film dispersion method,and then dissolved in Poloxamer gel matrix to prepare oleic acid-liposome gel.(1)In vitro experiment:Oleic acid-liposome gel solution was prepared by adding different volumes of oleic acid-liposome gel into cell medium(volume ratio:1:3,1:9,1:27,respectively).Alma-blue reagent was used to detect the effects of different concentrations of oleic acid-liposome gel on the proliferation of human keratinocytes and human fibroblasts.Crystal violet staining was used to observe cell morphology.(2)In vivo experiment:The animal model of chronic burn wounds was established by using full-thickness burn of SD rat back skin combined with local subcutaneous injection of epirubicin.The 30 successfully modeled rats were randomly divided into five groups with six rats in each group.The wounds of oleic acid liposome gel group,oleic acid group,liposome gel group,positive control group and negative control group were applied with gauze of oleic acid liposome gel,oleic acid,liposome gel,recombinant human epidermal growth factor gel and normal saline.The dressing was changed once every other day.A total of 16 doses were administered.The wound healing was observed. RESULTS AND CONCLUSION:(1)In vitro experiments:Alma-blue reagent detection and crystal violet staining showed that oleic acid liposome gel solution with volume ratio of 1:9 could promote the proliferation of human keratinocytes and human fibroblasts.(2)In vivo experiment:The wound healing time of the oleic acid liposome gel group was shorter than that of the other four groups(P<0.01),and the wound healing rate at 4,8,12,16,and 20 days was higher than that of the other four groups(P<0.01).After administration,hematoxylin-eosin staining showed epithelialization and healing of wounds in all five groups,and the epidermal thickness of oleic acid liposome gel group was the closest to normal skin and better than the other four groups.Immunohistochemical staining showed that the expressions of cytokeratin 10,tumor protein 63,α-smooth muscle actin,collagen I,tumor necrosis factor α,interleukin 6,malonaldehyde,and superoxide dismutase in oleic acid liposome gel group were closest to those in normal skin,and superior to those in other four groups.On days 12 and 32 of administration,the expressions of tumor necrosis factor α,interleukin 6,malondialdehyde,and superoxide dismutase in wound homogenate supernatant in oleic acid liposome gel group were closest to those in normal skin,and superior to those in other four groups.(3)The results showed that oleic acid liposome gel could promote the proliferation of keratinocytes and fibroblasts,reduce inflammation and oxidative stress injury,and promote the healing of chronic burn wounds.
8.Construction and application of a management process for enteral nutrition-associated diarrhea in postoperative esophageal cancer patients
Bainü WU ; Yuanyuan MI ; Yi ZHENG ; Liuliu ZHANG ; Maomao ZHANG ; Ping ZHU ; Chunli LIU ; Bing WU ; Yan QIANG
Chinese Journal of Nursing 2024;59(3):338-345
Objective To explore the application effect of enteral nutrition-related diarrhea in postoperative esophageal cancer patients.Methods Based on literature search and expert meeting,a management process for enteral nutrition-associated diarrhea in postoperative esophageal cancer patients was constructed.A convenience sampling method was used to select a total of 68 patients with enteral nutrition-related diarrhea after esophageal cancer surgery admitted to the thoracic surgery department of a tertiary A cancer hospital in Jiangsu Province.Among them,patients admitted from January 2022 to December 2022 were set as an experimental group.The experimental group was implemented the management process for enteral nutrition-associated diarrhea in postoperative esophageal cancer patients.Those admitted from January 2021 to December 2021 were set as a control group with routine nursing.Then,the time of stopping diarrhea,the King's of Stool Chart(KSC-Tr)diarrhea score,and abnormal incidence of nutrition-related indexes,electrolytes abnormalities(low sodium,low potassium,and low calcium)were compared between 2 groups.Results The time of stopping diarrhea,KSC diarrhea score after 3 days of intervention and the time to achieve target feeding volume of the experimental group were lower than those in the control group,and the difference was statistically significant(P<0.05).There were no significant differences in hemoglobin,albumin,prealbumin after 3 days of intervention,the incidence of electrolyte abnormalities(low sodium,low potassium,and low calcium)after 3 days of intervention,and the BMI index after 7 days of intervention between 2 groups(P>0.05).Conclusion The management process for enteral nutrition-associated diarrhea in postoperative esophageal cancer patients can reduce the time of diarrhea,improve the severity of diarrhea,and shorten the time to achieve the target feeding,but has no significant change in the incidence of electrolyte abnormalities.
9.Metacognitive capacities in relation to clinical symptoms in youth hospitalized adolescent patients with major depressive disorder
Maomao ZHANG ; Luoya ZHANG ; Yuxiang WANG ; Juan DENG ; Xiaotong CHENG ; Kezhi LIU ; Jing CHEN ; Wei LEI
Sichuan Mental Health 2024;37(5):433-438
Background Metacognition,the capacity to monitor and control one's cognitive processes,has been identified as a crucial component of effective decision-making and behavioral adaptation.Previous research has revealed cognitive deficits in patients with major depressive disorder(MDD),while findings about metacognitive capacities in patients with MDD have been inconsistent across studies,and the exact relationship between metacognitive capacities and clinical symptoms in MDD patients remains uncertain.Objective To examine the metacognitive capacities of adolescent hospitalized patients with MDD and to explore its relationship with depressive and anxiety symptoms,thus providing an unprecedented insight into the prevention of MDD.Methods A coherent 56 adolescent hospitalized patients with MDD in the Psychiatry Department at the Affiliated Hospital of Southwest Medical University from March 2022 to June 2023 and met the diagnostic criteria for depression as defined by the Diagnostic and Statistical Manual of Mental Disorders,fourth edition(DSM-IV)were enrolled as MDD group.At the same time,62 healthy individuals matched with the age and sex of the MDD group residing in Luzhou were concurrently selected as control group.The metacognitive ability of the two groups was evaluated by perceptual decision-making task and confidence rating task,and the indicators included confidence deviation,reaction time of confidence evaluation and metacognitive efficiency.Additionally,the severity of depressive and anxiety symptoms was measured with Beck Depression Inventory(BDI)and Beck Anxiety Inventory(BAI).Pearson correlation analysis was utilized to examine the relationship between metacognitive capacities and clinical symptoms.Results MDD group scored higher on BDI and BAI when compared with control group(t=-13.722,-9.674,P<0.01).In terms of decision-making performance,no statistically significant difference was noted in accuracy and response time between two groups(t=-0.655,0.975,P>0.05).In terms of metacognitive performance,MDD group reported a reduction in overall confidence,confidence in correct decisions,confidence in incorrect decisions and metacognitive efficiency compared with control group(t=3.044,2.769,2.836,3.667,P<0.01).MDD group demonstrated significantly longer confidence evaluation response time than that of control group(t=-2.561,P<0.05).Correlation analysis revealed that among the MDD patients,overall confidence,confidence in correct decisions and confidence in incorrect decisions were negatively correlated with BDI score(r=-0.310,-0.307,-0.298,P<0.05),and the overall confidence and confidence in correct decisions were negatively correlated with BAI score(r=-0.284,-0.280,P<0.05),while no statistical significance existed in the correlation between confidence in incorrect decisions and BAI score(r=-0.229,P>0.05).Furthermore,metacognitive efficiency in MDD patients exhibited negative correlation with both BDI and BAI scores(r=-0.269,-0.290,P<0.05).Conclusion Hospitalized adolescent patients with MDD have impaired metacognition,and metacognitive capacity is found to be associated with severity of depressive and anxiety symptoms.
10.Survey of hepatitis B virus infection for liver cancer screening in China: A population-based, cross-sectional study
Yongjie XU ; Changfa XIA ; He LI ; Maomao CAO ; Fan YANG ; Qianru LI ; Mengdi CAO ; Wanqing CHEN
Chinese Medical Journal 2024;137(12):1414-1420
Background::Hepatitis B virus (HBV) infection is the primary cause of hepatocellular carcinoma (HCC) in China. The target population for HCC screening comprises individuals who test positive for hepatitis B surface antigen (HBsAg). However, current data on the prevalence of HBV infection among individuals who are eligible for HCC screening in China are lacking. We aimed to assess the seroepidemiology of HBV infection among Chinese individuals eligible for HCC screening to provide the latest evidence for appropriate HCC screening strategies in China.Methods::Questionnaires including information of sex, age, ethnicity, marital status, educational level, source of drinking water, as well as smoking and alcohol consumption history and serum samples were collected from females aged 45–64 years and males aged 35–64 years in 21 counties from 4 provinces in eastern and central China between 2015 and 2023. Enzyme-linked immunosorbent assay methods were used to detect the serum HBV marker HBsAg.Results::A total of 603,082 individuals were enrolled, and serum samples were collected for analysis from January 1, 2015 to December 31, 2023. The prevalence of HBsAg positive in the study population was 5.23% (31,528/603,082). The prevalence of HBsAg positive was greater in males than in females (5.60% [17,660/315,183] vs 4.82% [13,868/287,899], χ 2 = 187.52, P <0.0001). The elderly participants exhibited a greater prevalence of HBV infection than younger participants (χ 2 = 41.73, P <0.0001). Birth cohort analysis revealed an overall downward trend in HBV prevalence for both males and females. Individuals born in more recent cohorts exhibited a lower prevalence of HBV infection as compared to those born earlier. Conclusions::The current prevalence of HBV infection remains above 5% in populations eligible for HCC screening in China.


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