Parents may be dissuaded by pro-vax information

In a web-based survey of 1759 parents with children at home aged 17 years or younger, public health researchers in the US randomly trialled four common interventions designed to encourage parents to vaccinate their children and increase uptake of the MMR vaccine.

Parents were first questioned on their health and vaccine beliefs and attitudes before being assigned one of the four interventions.

The interventions included information explaining the lack of evidence that the MMR vaccine causes autism sourced from the US Centers for Disease Control and