Zhicheng Du

ORCID: 0000-0002-1155-8443
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About
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Research Areas
  • Air Quality and Health Impacts
  • Climate Change and Health Impacts
  • Animal Disease Management and Epidemiology
  • Viral Infections and Immunology Research
  • COVID-19 epidemiological studies
  • Healthcare Systems and Reforms
  • Radiomics and Machine Learning in Medical Imaging
  • Air Quality Monitoring and Forecasting
  • HIV, Drug Use, Sexual Risk
  • Noise Effects and Management
  • Energy and Environment Impacts
  • Urban Green Space and Health
  • Hepatitis B Virus Studies
  • Liver Disease Diagnosis and Treatment
  • Viral gastroenteritis research and epidemiology
  • HIV/AIDS Research and Interventions
  • Hepatitis C virus research
  • Adolescent Sexual and Reproductive Health
  • Viral Infections and Outbreaks Research
  • Cardiovascular Function and Risk Factors
  • Mosquito-borne diseases and control
  • Viral Infections and Vectors
  • Global Health Care Issues
  • Cardiomyopathy and Myosin Studies
  • Data-Driven Disease Surveillance

Sun Yat-sen University
2016-2025

Xiamen University
2023-2025

Chinese PLA General Hospital
2025

Guangzhou Center for Disease Control and Prevention
2024

Southern Medical University
2024

Sun Yat-sen Memorial Hospital
2024

Guangdong Provincial People's Hospital
2024

Guangdong Medical College
2024

Chinese Academy of Medical Sciences & Peking Union Medical College
2024

Capital Medical University
2024

In China, most people tend to use hospitals rather than health centers for their primary care generally due the perception that quality of provided in hospital setting is superior at centers. No studies have been conducted China compare different settings. The purpose this study types facilities China.A cross-sectional survey with patients was Guangdong province using validated Chinese Primary Care Assessment Tool (PCAT). ANOVA performed overall and 10 domains tertiary, secondary,...

10.1186/s12913-016-1604-2 article EN cc-by BMC Health Services Research 2016-08-02

Objective: In vitro and animal studies suggest that purified anthocyanins have favorable effects on metabolic profiles, but clinical trials reported inconsistent findings. Furthermore, no study has been specifically conducted among individuals with prediabetes. The aim of this was to investigate whether could improve cardiometabolic risk factors in Chinese adults early untreated hyperglycemia. Research Design Methods: This a 12-week randomized, double-blind, placebo-controlled trial. A total...

10.3390/nu9101104 article EN Nutrients 2017-10-10

Hepatitis B surface antigen (HBsAg) seroclearance during treatment is associated with a better prognosis among patients chronic hepatitis (CHB). Significant gaps remain in our understanding on how to predict HBsAg accurately and efficiently based obtainable clinical information. This study aimed identify the optimal model seroclearance. We obtained laboratory demographic information for 2,235 CHB from South China Monitoring Administration (SCHEMA) cohort. occurred 106 total. developed models...

10.1155/2019/6915850 article EN cc-by Computational and Mathematical Methods in Medicine 2019-06-11

The association between long-term particulate matter (PM) exposure and all-cause mortality has been well-documented. However, evidence is still limited from high-exposed cohorts, especially for PM1 which smaller while more toxic than other commonly investigated particles. We aimed to examine the potential casual links of PMs with in areas.A total 580,757 participants southern China were enrolled during 2009-2015 followed up 2020. annual average concentration PM1, PM2.5, PM10 at 1 km2 spatial...

10.1016/j.envint.2022.107726 article EN cc-by-nc-nd Environment International 2023-01-01

Abstract Background Infectious diarrhea remains a major public health problem worldwide. This study used stacking ensemble to developed predictive model for the incidence of infectious diarrhea, aiming achieve better prediction performance. Methods Based on surveillance data cases, relevant symptoms and meteorological factors Guangzhou from 2016 2021, we four base models using artificial neural networks (ANN), Long Short-Term Memory (LSTM), support vector regression (SVR) extreme gradient...

10.1186/s12879-024-09138-x article EN cc-by BMC Infectious Diseases 2024-02-26

Abstract Limited information is available about the current epidemic status of hepatitis B virus (HBV) in Guangdong province South China, where endemic. We sought to provide an up-to-date assessment prevalence a large population through community-based study. A total 169,211 local residents were recruited using stratified cluster random sampling method from 2014 2015, and each participant’s was collected interviewer-administered questionnaire. Accordingly, surface antigen (HBsAg) 8.76%....

10.1038/srep36186 article EN cc-by Scientific Reports 2016-11-07

Objectives: Fitting and forecasting the trend of COVID-19 epidemics. Methods: Based on SEIR dynamic model, considering transmission mechanism, infection spectrum prevention control procedures, we developed SEIR(+CAQ) model to fit frequencies laboratory confirmed cases obtained from government official websites. The data January 20, 2020 February 7, were used while left between 8-12 evaluate quality forecasting. Results: According cumulative number 29 fitting bias for overall China (except...

10.3760/cma.j.cn112338-20200216-00106 article EN 2020-04-10

Cardiovascular disease (CVD) mortality is associated with long-term particulate matter (PM) exposure. However, evidence from large, highly-exposed population cohort and observational-data-based causal inference approaches remains limited.We examined the potential links between PM exposure CVD in South China.580,757 participants were recruited during 2009-2015 followed up through 2020. Satellite-based annual concentrations of PM2.5, PM10, PMcoarse (i.e., PM10 - PM2.5) at 1 km2 spatial...

10.1016/j.ecoenv.2023.114730 article EN cc-by-nc-nd Ecotoxicology and Environmental Safety 2023-03-10

This study aimed to predict positive surgical margins in breast-conserving surgery (BCS) using multiparametric MRI (mpMRI) and radiomics. A retrospective analysis was conducted on data from 444 BCS patients three Chinese hospitals between 2019 2024, divided into four cohorts five datasets. Radiomics features preoperative mpMRI, along with clinicopathological data, were extracted selected statistical methods LASSO logistic regression. Eight machine learning classifiers, integrated a transfer...

10.1097/js9.0000000000002278 article EN cc-by-nc-nd International Journal of Surgery 2025-02-04

Although the adverse health effects of PM2.5 exposure has been well documented, evidence its effect on overall outpatient visits was still limited. Besides, get complicated due to various components within particles. So far, little is known about relationship between and visits. This study aims evaluate causal relationships long-term primary chemical visits, while estimating mixture relative contribution components. Based nationwide provincial-level surveillance data in China well-validated...

10.1016/j.jare.2025.02.041 article EN cc-by-nc-nd Journal of Advanced Research 2025-03-01

Objectives Hand, foot, and mouth disease (HFMD) has caused a substantial burden in China, especially Guangdong Province. Based on the enhanced surveillance system, we aimed to explore whether addition of temperate search engine query data improves risk prediction HFMD. Design Ecological study. Setting participants Information confirmed cases HFMD, climate parameters logs was collected. A total 1.36 million HFMD were identified from system during 2011–2014. Analyses conducted at aggregate...

10.1136/bmjopen-2017-016263 article EN cc-by-nc BMJ Open 2017-10-01

Objective: The number of confirmed and suspected cases the COVID-19 in Hubei province is still increasing. However, estimations basic reproduction varied greatly across studies. objectives this study are 1) to estimate (R(0)) reflecting infectiousness virus 2) assess effectiveness a range controlling intervention. Methods: reported daily from January 17 February 8, 2020 were collected used for model fit. Four methods, exponential growth (EG), maximum likelihood estimation (ML), sequential...

10.3760/cma.j.cn112338-20200210-00086 article EN Zhonghua liuxingbingxue zazhi 2020-04-10
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