Fig 1.
Group identity levels of the pro-vaccine and anti-vaccine groups.
Table 1.
Group identity levels of the pro-vaccine and anti-vaccine groups.
Table 2.
Group identity correlations with attitudes toward science and perceived outgroup knowledge.
Table 3.
Types of active involvement of pro-vaccine and anti-vaccine group members.
Table 4.
Correlations between declared level of involvement and group identity.
Fig 2.
Attitudes toward science in the pro-vaccine and anti-vaccine groups.
Fig 3.
Perceived outgroup vaccine-related knowledge bases (higher = more scientific).