Conspiracy beliefs about vaccination: Questionnaire validation

Vaccination in light of the COVID-19 pandemic is a hot topic scientific and popular circles. The article presents adaptation validation questionnaire measuring propensity to believe conspiracy theories regarding vaccination (Vaccine Conspiracy Beliefs Scale). consists 7 statements with response categories Likert scale. work includes translation for Russian sample Englishlanguage version questionnaire, including forward backward as well use cognitive laboratories. was carried out by three experts, followed finalization quantitative analysis. laboratory tested how clear investigated construct were respondents. Data analysis conducted within framework modern testing theory using models from Rasch modeling. consisted 308 students universities (average age 20.6 years; SD = 3.9). showed satisfactory psychometric characteristics questionnaire. A deeper revealed that divided into two latent classes according style test takers. specific characteristic test-taker, which makes it possible closer examine reasons why testtaker has chosen one or another option. study styles an underrepresented area domestic research contributes development this while also emphasizing need when questionnaires. Overall, details methodology validating measurement tools social sciences.