HLSC 2P27 Lecture Notes - Lecture 2: Recall Bias, Time Point, Prospective Cohort Study

• School: Brock University
• Department: Health Sciences
• Course: HLSC 2P27
• Professor: Carolynn Pietrangeli

Document Summary

Looking at the actual data in published literature. Looking at the concepts and conclusions from the study. We want to try and come to an explanation of how these studies fit together. Study of the distribution and determinants of disease and health in human populations. Goal: to understand and improve human health. Epi- upon, demo- human population, logia- science. Mixing of sewage and drinking water (we know this now) He then : observed, formulated a hypothesis, collected data, analyzed the data, he prompted action in the interest in public health. The number of cases dropped to zero when he stopped the pump. Snow also observed that across the street was a poor house no one in the poor house came down with cholera poor house had its own pump in the back. Snow is the father of modern epidemiology. The central role of epidemiology: monitors public health, respond to disease outbreaks, epidemics, and pandemics, investigate emerging and re-emerging disease.