Learning Objectives

• Understand how to define and calculate basic epidemiological concepts of:
  • Incidence
  • Prevalence
  • Risk (absolute, relative and attributable risk)
  • Odds ratios
• Understand how to define and assess the following basic principles underpinning screening programs:
  • Validity and reliability of a test
  • Sensitivity and specificity of a test
  • Positive- and negative-predictive values of a test
• Understand how to define and calculate the number needed to treat /harm
• Understand how to use the above principles to communicate information to patients.

Epidemiological Terms

• what is prevalence?
• what is incidence?
• what is absolute risk?
• what is relative risk?
• Relative Risk Interpretation
• what is attributable risk?
• what is the odds ratio?
• Case Study

Diagnostic Terms

• what is validity?
• what is reliability?
• what is sensitivity vs specificity?
• what is a positive (PPV) vs a negative predictive value (NPV)?