**Reference for final published version:** Smith LE, Potts HWW, Amlȏt R, Fear NT, Michie S, Rubin GJ. Worry and behaviour at the start of the COVID-19 outbreak: Results from three UK surveys (the COVID-19 rapid survey of Adherence to Interventions and responses [CORSAIR] study). Prev Med Rep 2022;25:101686. https://doi.org/10.1016/j.pmedr.2021.101686
**Link to pre-print:** https://osf.io/h28gq
**Pre-print also uploaded as file below.**