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Published byAdam Eaton Modified over 9 years ago
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Reducing Diarrheal Diseases through Hygiene Improvement
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Proportional Mortality Among Under Fives Year 2002 Worldwide Malnutrition 54% Source: WHO 2002 Diarrheal disease caused an estimated 1.6 million deaths among children under the age of 5 in developing countries out of a total of 10.5 million deaths in 2002
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The Problem Diarrhea is… Serious: Over 1.6 million deaths in under 5s each year Common: Almost 2 billion total cases per year Costly: Health care and household burden The number of cases has not gone down in 30 years.
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Burden of disease due to selected risk factors World Health Report, 2002
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FieldsFluidsFingersFliesFecesFood New Host Water Quality Water Quantity Hand Washing Reducing Exposure to Diarrhea Pathogens- The F-Diagram Source: Wagner and Lanois, 1958 Sanitation
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Feces Disposal can reduce diarrheal diseases by 30% or more.
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Hand washing can reduce diarrheal diseases by 40% or more.
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Improving Quality of Water at POU can reduce diarrheal diseases by 30%-40%.
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Why Hygiene? POU water treatment – 30-40% reduction (twice as effective as interventions at water source) Safe storage – at least 20% reduction Proper hand washing – 40% or more reduction Sanitation – 30% or more reduction with basic, low-cost systems
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