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To vaccinate or not to vaccinate? The role of personality

Annie Ngo, K.V. Petrides, Phillip A. Vernon

Personality and Individual Differences, 2023. DOI 10.1016/j.paid.2023.112300

Has this study been replicated?

The atlas records 1 replication of this study. Recorded outcomes: 1 failed. The earliest on record is from 2026.

Replications

• The Role of Personality in Vaccination Attitudes: A Replication and Extension, Kendell & Vernon (2026). International Journal of Psychology. Outcome recorded: failed. Ngo et al. (2023) found that individuals who are strongly opposed to vaccination ("Anti-vaxxers") scored higher on Dark Triad traits Machiavellianism and narcissism. In contrast, we found that there were no significant differences between the groups after applying a Bonferroni correction. This discrepancy may reflect differences in methodology, sample characteristics, or suggest that the relationship observed in prior studies is influenced by contextual factors, such as the… Outcome read from the discussion. View paper

Cite this record

Ngo, A., Petrides, K. V., & Vernon, P. A. (2023). To vaccinate or not to vaccinate? The role of personality. Personality and Individual Differences, 213, 112300. https://doi.org/10.1016/j.paid.2023.112300

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