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WHO definition of health
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A state of complete physical, mental, and social well-being and not merely the absence of disease or infirmity
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Native American view of health
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Believe health is achieved through harmony with nature which includes the family, community, and the environment
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African view of health
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Balance with nature. Belief that environmental forces (eg. nature, God, the living, or the dead) may disrupt a person's energy and bring illness
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Asian view of health
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Health dependent on relationship to the universe and balance between polar elements like yin and yang must be maintained. Also concerned with pleasing ancestor spirits
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domain of public health
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- world
- world region
- nation
- state/province
- community
- household
- world region
- nation
- state/province
- community
- household
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definition of global health
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An area of study, research, and practice that places a priority on improving health and achieving equity in health for all people worldwide
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low GNI income (global)
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$995 or less
- Afghanistan
- Ethiopia
- Haiti
- Mozambique
- Nepal
- Zimbabwe
- Afghanistan
- Ethiopia
- Haiti
- Mozambique
- Nepal
- Zimbabwe
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low middle GNI income
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$996 - $3,895
- Bangladesh
- Bolivia
- Cameroon
- Egypt
- India
- Morocco
- Phillipines
- Swaziland
- Bangladesh
- Bolivia
- Cameroon
- Egypt
- India
- Morocco
- Phillipines
- Swaziland
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upper middle GNI income
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$3,896 - $12,055
- Botswana
- Costa Rica
- Jamaica
- South Africa
- Turkey
- Venezuela
- Botswana
- Costa Rica
- Jamaica
- South Africa
- Turkey
- Venezuela
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high GNI income
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$12,056 or more
- Argentina
- Belgium
- Canada
- Denmark
- Italy
- Netherlands
- Portugal
- Singapore
- Argentina
- Belgium
- Canada
- Denmark
- Italy
- Netherlands
- Portugal
- Singapore
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What are the sustainable development goals?
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17 goals adopted by the UN in 2015 to reduce disparities between developed and developing countries by 2030
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The 17 SDGs
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1. No poverty
2. Zero hunger
3. Good health and well-being
4. Quality education
5. Gender equality
6. Clean water and sanitation
7. Affordable and clean energy
8. Decent work and economic growth
9. Industry, innovation, and infrastructure
10. Reduced inequalities
11. Sustainable cities and communities
12. Responsible consumption and production
13. Climate action
14. Life below water
15. Life on land
16. Peace, justice, and strong institutions
17. Partnerships
2. Zero hunger
3. Good health and well-being
4. Quality education
5. Gender equality
6. Clean water and sanitation
7. Affordable and clean energy
8. Decent work and economic growth
9. Industry, innovation, and infrastructure
10. Reduced inequalities
11. Sustainable cities and communities
12. Responsible consumption and production
13. Climate action
14. Life below water
15. Life on land
16. Peace, justice, and strong institutions
17. Partnerships
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public health activities
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- promotion of hand washing
- large scale screening for diabetes and hypertension
- regulation of tobacco and alcohol
- large scale screening for diabetes and hypertension
- regulation of tobacco and alcohol
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global health issues
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- TB, malaria, HIV
- Antimicrobial resistance
- Emerging and re-emerging infectious diseases
- Antimicrobial resistance
- Emerging and re-emerging infectious diseases
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root causes of determinants of health
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- natural environment
- macro issues
- inequalties
- macro issues
- inequalties
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underlying causes of determinants of health
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- built environment
- social context
- social context
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proximal causes of determinants of health
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- material circumstances
- behavioral factors
- psychosocial factors
- behavioral factors
- psychosocial factors
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social determinants of health
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The conditions in which people are born, grow, live, work, and age, shaped by:
- economic stability
- social & community context
- neighborhood & environment
- health care
- education
- economic stability
- social & community context
- neighborhood & environment
- health care
- education
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morbidity
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sickness or any departure subjective or objective, from a psychological or physiological state of well-being
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mortality
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death
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disability
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temporary or long term reduction in a person's capacity to function
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prevalence
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number of people suffering from a certain health condition over a specified period
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point prevalence
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# of people affected by a health condition at a single point in time
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incidence
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the rate at which new cases of a disease occur in a population
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communicable disease
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caused by infectious agents
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noncommunicable disease
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illnesses not spread by an infectious agent (ie. autoimmune, cancer, diabetes/cardiac, genetic)
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injuries
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include road traffic, falls, self-inflicted, violence, etc.
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primary prevention
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intervening before health effects occur
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secondary prevention
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screening to identify disease before onset of S&S
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tertiary prevention
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managing disease post diagnosis or stopping disease progression
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life expectancy
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to what age a newborn baby (>1 year) will live in average if conditions in the country will remain the same throughout life
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child mortality rate
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the probability that a newborn baby will die before reaching age 5, expressed as a number per 1000 live births.
- high income countries have the majority of child deaths among neonates
- high income countries have the majority of child deaths among neonates
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maternal mortality rate
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good indicator of how a whole health system works
- function primary health care
- access to skilled care during birth to identify early complications
- hospitals for more advanced care like C-sections
- function primary health care
- access to skilled care during birth to identify early complications
- hospitals for more advanced care like C-sections
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vital registration
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record births, deaths, and causes of death
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vital registration barriers
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- cultural barriers to timely reporting
- difficulty assigning one cause of death
- many low and middle income countries lack a proper syste,
- difficulty assigning one cause of death
- many low and middle income countries lack a proper syste,
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why is health status important?
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to be able to recognize what countries are struggling and why to be able to address global health issues
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health-adjusted life expectancy (HALE)
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the # of years a person of a given age can expect to live in good health, taking account of mortality and disability
overall life expectancy - number of years of ill health
overall life expectancy - number of years of ill health
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disability-adjusted life expectancy (DALE)
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the sum of years lost due to premature death and years lived with disability (YLDs)
average life expectancy at that age - age at which one dies
average life expectancy at that age - age at which one dies
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patterns and trends in the burden of disease
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- people living longer
- women live 5 years longer than men globally
- significant declines in communicable, maternal, neonatal, and nutritional causes of death over the last 40 years
- mortality rates have decreased, particularly for children under 5
- women live 5 years longer than men globally
- significant declines in communicable, maternal, neonatal, and nutritional causes of death over the last 40 years
- mortality rates have decreased, particularly for children under 5
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top causes of death in high income countries
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1. ischemic heart disease
2. alzheimers and dementia
3. stroke
4. tracheal, bronchus, lung cancers
5. COPD
2. alzheimers and dementia
3. stroke
4. tracheal, bronchus, lung cancers
5. COPD
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top causes of death in low income countries
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1. lower respiratory infections
2. ischemic heart disease
3. diarrheal diseases
4. malaria
5. HIV/AIDs
2. ischemic heart disease
3. diarrheal diseases
4. malaria
5. HIV/AIDs
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death trends
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as income increases, the likelihood of dying from a communicable disease decreases
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populations at risk for unhealthiness
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- rural
- minorities
- female
- poor
- uneducated
- minorities
- female
- poor
- uneducated
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fertility trends
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- majority of population growth coming from low and middle income countries
- high income countries are below replacement fertility line and aging populations
- high income countries are below replacement fertility line and aging populations
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replacement fertility
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each person has enough children to replace them after they die (2 parents=2 children)
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urbanization
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- majority of the global population lives in urban areas
- puts pressure on urban infrastructure (water/sanitation, schools, health services)
- gaps in infrastructure can have substantial negative consequences for health
- puts pressure on urban infrastructure (water/sanitation, schools, health services)
- gaps in infrastructure can have substantial negative consequences for health
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demographic transition
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- high fertility to low fertility/low mortality
- better hygiene/nutrition --> mortality decline --> decline in fertility
- better hygiene/nutrition --> mortality decline --> decline in fertility
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epidemiological transition
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high and fluctuating mortality --> increase in life expectancy and dominance of noncommunicable disease
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factors improving health status
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nutrition, education, political stability, and scientific improvements
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factors affecting burden of disease going forward
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- economic development
- scientific and technological change
- climate change
- political stability
- emerging and re-emerging infectious disease
- scientific and technological change
- climate change
- political stability
- emerging and re-emerging infectious disease
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population growth
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- over 1 billion increase in the next 30 years predicted
- majority of growth from low/middle income countries
- majority of growth from low/middle income countries