NUR330 Week 3: Discussion Board 3 Causal Relationships

Watch the video clip: Mike Jay on John Snow and the Soho Cholera Outbreak of 1854 – The Broad Street Pump Handle and the Birth of Epidemiology at John Snow and the 1854 Broad Street Cholera Outbreak linked here:

HarvardX. (2017, April 19). John Snow and the 1854 broad street cholera outbreak [Video file]. Retrieved from John Snow and the 1854 Broad Street cholera outbreak (Links to an external site.)

Based on the findings from the video, please answer the following prompts.

1. Identify strategies utilized in the outbreak investigation.
2. How is a causal relationship proven? What data must be collected to support causal relationships?
3. Based on your interpretation of a causal relationship, did John Snow prove that contaminated drinking water causes cholera? Provide the rationale for your response.