4Ds - Data

Question 1

What are the individual level data components?

Answer 1

• Demographics - age, gender, FNs
• Identifiers - to link across multiple databases
• Vaccine - what vaccine and when received
• VPDs - what VPDs has the individual had
• Reactions - potential vaccine-related reactions
• Risk factors - preg, immunocompromise, increased risk of exposure to infection (occupation, lifestyle, travel), severe disease, severe reaction to vaccine

Demographics include age, gender, and First Nations status.

Question 2

What are the population level data components?

Answer 2

• Demographics
• Risk factors
• Epidemiology
• Vaccine uptake and coverage
• Vaccine safety e.g. hospital attendance for adverse events
• Think surveillance systems