During the first three days of the 1854 cholera outbreak, 127 people living in London’s Broad Street area died, and more than 600 people had died by the end of the outbreak.
John Snow’s investigation helped keep the cholera death toll from becoming higher by demonstrating an association between cholera and contaminated water.
Contaminated water → cholera cases clustered around Broad Street
1. How many people living in London’s Broad Street area died during the first three days of the 1854 cholera outbreak?
2. What did John Snow’s investigation demonstrate about cholera during the 1854 outbreak?
3. Which combination best describes John Snow’s epidemiologic approach during the cholera outbreak?
How many people died in the first three days of the 1854 cholera outbreak?
127 people died in the first three days.
How many people died by the end of the 1854 cholera outbreak?
More than 600 people died by the end.
What did the Miasmatic theory claim about disease transmission?
Disease was transmitted by a miasma or cloud near the earth's surface.
Who showed the link between cholera and contaminated water in 1854?
John Snow demonstrated the association.
What methods did John Snow use to describe the cholera outbreak?
Mapping and data tables.
What public health action did John Snow recommend during the cholera outbreak?
A measure to prevent disease.
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