Climate Data Needed for Health Risk Assessment, Prediction & - - PowerPoint PPT Presentation

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Climate Data Needed for Health Risk Assessment, Prediction & - - PowerPoint PPT Presentation

The Forum on Regional Climate Monitoring-Assessment-Prediction for Asia in 2020 (FOCRAII 2020) 7th May 2020 Climate Data Needed for Health Risk Assessment, Prediction & Planning Dr LIU Qiyong Chief Scientist for Vector-Borne Disease in


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Climate Data Needed for Health Risk Assessment, Prediction & Planning

Dr LIU Qiyong

Chief Scientist for Vector-Borne Disease in China CDC Chief Scientist for Health and Climate Change in China National Institute for Communicable Disease Control and Prevention, Chinese Center for Disease Control and Prevention (China CDC)

The Forum on Regional Climate Monitoring-Assessment-Prediction for Asia in 2020 (FOCRAII 2020)

7th May 2020

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Outline

  • Platform and integration of climate change and health

related data in China

  • Integration of key infectious diseases surveillance data

in China

  • Health risks caused by climate change and variation
  • Integration challenges of climate and health data
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Public Health Emergency Center Public Health Surveillance and Information Services Management of 12320 Health Hotline Policy Research and Health Communication Office for Epidemiology

China CDC organization structure

3

China CDC

Linked Units: Center for Endemic Disease Control Center for STD Control Center for Leprosy Control Clinical Center for TB Prevention and Control Base for Plague & Brucellosis Control and Prevention Center for Child and Adolescent Health Center for Mental Health Center for Senior Health

Offices of International Cooperation, Science & Technology Lab Management, Education & Training, Office of Health Standards Administration & Logistics Management Department

TB Control & Prevention

Infectious Diseases

Division of Infectious Diseases

Communicable Disease Viral Disease Parasitic Diseases Immunization Program AIDS/STD

Public Health

Environmental Health Occupational Health Radiological Protection Rural Water

Public Health Management

Tobacco Control

Non-communicable Diseases

National Center for NCD Nutrition and Health

Women & Children’s Health

Office for NCD

Center for Global Public Health

Total staff: 2120 (2017)

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Main ID surveillance systems in China

  • Notifiable infectious disease reporting system
  • Enhanced surveillance for selected diseases and

vectors

  • AIDS,TB with personal case information system
  • 27 key infectious diseases and vectors surveillance system
  • STD surveillance systems
  • Other surveillance system

4

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Beijing Normal Beijing Normal University University Institute of Institute of Geographical Science Geographical Science and Natural Resources and Natural Resources Research,CAS Research,CAS Institute of Institute of Microbiology Chinese Microbiology Chinese Academy of Science Academy of Science National Climate National Climate Center Center Shandong Shandong University University China CDC China CDC

Climate change impacts on human health and adaptation mechanism research

Qiyong Liu Chief Scientist for Climate Change and Health in China 2012-2016

National Basic Research Program of China (973 Program) 2012CB955500

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Climate Population Diseases Environment Geography

Fundamental studies

Data & Technology integration Modeling establishment

Practical application Retrospective studies Prospective studies Large-scale analysis Small-scale analysis Adaptation strategies Predicting studies Mechanism Indentifying characteristics

Functions and demands of health

Database Shared platform

Top-level Design of Environment & Health Platform flowchart

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Project 2:Extreme weather

events impacts on population health

Project 1:Climate (mean)

change impacts on human health

Project 3: Identification of

vulnerable population & risk regions

Project 4: Response and

adaptation to climate- sensitive diseases in different regions

Understanding process and mechanism

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5 Adaptive mechanism Climate sensitive diseases 1 Regional discrepancy 4

Vulnerable population

2 Burden

  • f

Disease 3

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Dengue Dengue 广东、浙江、山东

Research issues and locations Research issues and locations

Heat wave 江苏(南京)、广东(深 圳)、黑龙江(哈尔滨)、山东、西藏、 海南、浙江(宁波)、安徽、湖北、 湖南、重庆 Cold snap 江苏(南京)、广东(深 圳)、黑龙江(哈尔滨)、山东、湖南、 安徽 Flo lood 安徽、广西、湖南、辽宁、 四川、浙江、甘肃 Cyclone 广州、宁德、温州、海 南、山东、辽宁、江苏 Drought 湖南、河北、吉林、云南、 青海 Sand storm 甘肃、内蒙、宁夏 全国 手足口 安徽省 痢疾、甲肝、流感、疟疾

Blue Blue:since 2012 since 2012 Red Red:since 2014 since 2014

Most of them unpublished

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Data sharing platform

Cases Deaths space

Public catalog Organization catalog

Weather, disease, population, environment, media

analyz e Integration of multi-source data sets Dynamic surveillance of data sets Ecological environment surveillance

catalog

Decision making assist and visible display

publish Meteorological

  • bservation

stations Vectors surveillance Diseases report & surveillance

Data sharing and dynamic decision support system

Platform

Maintenance

  • f
  • rganization

catalog Maintenance

  • f public

catalog Maintenance

  • f data items Maintenance
  • f data set

Data integration tools Spatial- temporal analysis tools

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Data Sharing Platform

  • Website: http://10.249.1.67 .
  • Functions: Data sharing, external information release, results display, information

sharing among subjects, and dynamic academic exchange.

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Data Sharing Platform

Notifiable infectious diseases Cause-of-death relevant data

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Research and Development of Key Biosafety Technology: Project“Integration Technology Research on National Biosafety Monitoring Network system”- Subject“ Research and Application of National important Monitoring data Integration Technology”

  • Technology Plan

Infectious Disease Pathogenic microorganism menu Gene National vector data Invasive animal Climatic data, Environmental data, Population, GDP Invasive vegetation Time Space Biology Metadata introduction Original data query and download Data integration query and visualization

Database Construction Data Integration Design Data Integration Platform construction

Dengue fever early warning system

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Query and Visualization Platform of National Key Monitoring data

  • - Data Integration query

Query condition Query result(Sheet) Query result(Map)

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伊蚊及登革病毒循环 Aedes Aedes and dengue and dengue virus circulation virus circulation

成蚊 Adult 登革热病例 Dengue case 带毒蚊虫 Virus-carrying mosquito 外潜伏期 8-10 10天 External incubation period 8-10 days 内潜伏期 3-14 14天 Incubation period 3-14 days 登革热病例 Dengue case 卵 Egg 幼虫 Larvae 蛹 Pupae

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气候变化直接影响蚊虫的分布、密度和登革热的发病率

Dengue fever incidence, climate change and mosquito density

Lei Xu et al. PNAS 2017

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全球气候变化可能与 我国登革热从沿海扩 散到内陆有关 Climate push the dengue to northwestern China

Contours were drawn based on the trend surface, which presented the predicted dengue invasive year. The slope

  • f the trend surface represents

the reciprocal spread speed of dengue in China from the year 1978 to 2016. Red points indicate the location of counties with cases of dengue

  • infection. Based on the spatial

spreading pattern of Trend surface analysis, the dengue extend from coastal region into inner land of China, which may link with the global climate change XU,Lei., et al

Climate push the dengue to northwestern China

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The dengue risk is expanding due to global warming under different RCP scenarios in China

  • Dengue risk areas will

expanded significantly to northward and the risk population will increased markedly under all RCP climate scenarios.

  • There will be an increase in

human population at high risk

  • f dengue from168 million

today (in 142 counties) to 277 million (in 344 counties) in the 2050s, and 490 million (in 456 counties) by the 2100s under RCP8.5.

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The prediction of dengue fever using climatic factors in China

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Time series Poisson model showed that imported cases in the previous month, minimum temperature in the previous month and accumulative precipitation with three month lags could project the dengue outbreaks occurred in 2013 and 2014 after controlling the autocorrelation, seasonality and long-term trend.

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登革热决策支持系统

气候变化对人类健康的影响与适应机制研究项目 登革热决策支持系统

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Early warning and outbreak risk management:

MSA, Mos-prevention + breeding sites management (+ adulticiding) to reduce mosquito < the threshold, to minimize the outbreak risk Outbreak Response

Outbreak response:Early detection,MSA, Mos-prevention

+ breeding sites management + adulticiding to reduce mosquito abundance < the threshold, case management, to minimize the secondary and fatal cases

EW&RM

cases Day Early detection & alert Mosquito S&C, CM

  • BI threshold :

<5:Transmission blocked ≥ 5:Sustained transmission ≥ 10:Outbreak ≥ 20:Regional outbreak

Sustainable dengue control strategic model in China

21 09:19 The number of cases that can be reduced

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高温热浪与健康风险早期预警系统

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Integration challenges

  • f climate & health data
  • Availability of the latest data of climate and weather for

– To date – Weekly – Monthly – Quarterly – Annually, years, decades’ risk assessment, prediction and projection for health planning and action in China and the world

  • Differences of variables in different systems
  • Others …
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Thank you

LIU Qiyong刘起勇 liuqiyong@icdc.cn liuqiyongcdc@126.com