Introduction to Epidemiology and Environmental Health

Week 9 - Study designs in epidemiology III

LEARNING OBJECTIVES:

At the end of this lesson, student will be able to:

  1. Describe the features of randomized trials
  2. Describe the reason for and process of randomization
  3. Name different types/levels of randomization
  4. Explain what problems with epi studies randomization addresses
  5. Discuss advantages and disadvantages of randomized trials