HLSC 1F90 Lecture Notes - Lecture 11: John Graunt, Recall Bias, Soho
4 Sep 2013
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Document Summary
The study of what is common amongst the people. 1854 case of the broad street pump. Diminished the outbreak of cholera through the water system. Found out that the tams river was the source; people where dumping feces and waste into the. Investigated what was common amongst the people dying = broad st. pump river creating bacteria in water stream. Solution: took the handle off of the pump to stop the spread. Pioneers of epidemiology ***making decisions based on data! Developed the method of having a hot illness, cold remedy and when. Established a standard in infection control due to the spread of infections in hospitals without proper hygienic methods. Developed the method of taking samples of blood to determine diseases. Host: any living thing (the target population that can become ill. Environment: mechanism that makes the agent work (unhygienic environment) and can also be economic status or urbanization. Tests (taking blood and such to confirm disease)
