Vaccine confidence was estimated and mapped for 149 countries from 2015 to 2019, revealing key spatial and temporal trends. The Lancet
- Although confidence remained low across Europe compared with other continents, there are signs that vaccine confidence is increasing for much of Europe
- Certain countries have experienced sudden increases or decreases in confidence. Some examples of factors contributing to this include the source of information, religious belief, government response, and confidence and perceptions of past vaccines.
- Positive information seeking behaviours and trusting health care workers for medical and health advice were associated with increased chances of uptake