Learning objectives
1. Objectives of cohort studies
2. Basics of cohort studies
3. Types of cohort studies
3.1 Prospective cohort studies
3.2 Retrospective cohort studies
3.3 Summary table
4. Setting up cohorts
4.1 Identifying the source population
4.2 Inclusion and exclusion criteria
4.3 Fixed and dynamic cohorts
5. Following up cohorts
6. Data gathering
6.1 Types of data
6.2 Measurement techniques