Unit 4: Introduction to Epidemiology and Statistics

Unit Aim
This unit aims to introduce learners to the key terminology and methods used by epidemiologists. Learners will learn about basic statistics and understand the importance of data collection and interpretation of data for public health. An understanding of epidemiology and statistics is very important for those who work or aspire to work in public health.

Unit Overview
It introduces learners to the fundamentals of epidemiology and statistics. Learners will gain an understanding of what epidemiology is, the methods used and how epidemiology is applied to public health policy and practice. The application of epidemiology to investigating outbreaks of communicable diseases is considered. The collection, presentation and interpretation of data is important for public health learners and this unit is designed to develop these skills. The unit introduces the concept of evidence based practice which is very important for professionals working in health care.

Learning Outcomes
After successfully completing this unit, the learner will:
1. Describe epidemiology and its application
2. Analyse the research methods used in epidemiology and evidence-based practice
3. Explain statistics and methods of data collection used in epidemiology
4. Explain the meaning of statistical terms and basic statistical methods used in epidemiology
5. Explain how to present and interpret statistical data used in epidemiology