Fig. 3

Mean values of risk perceptions, attitude towards the menACWY vaccination policy and trust in institutions at S1-S3, and the results from the multilevel analyses* in parents of teenagers (T) and parents of other under-age children (O). * Tables with the descriptive analyses (means and standard deviations) and the results from the multilevel analyses are shown in Supplementary file 4. Multilevel results shown in this figure are the significant (p < 0.05) changes in the variables between the consecutive waves, the significant (p < 0.05) overall differences between groups, and the significant (p < 0.05) differences in slopes between groups