Table 2. COVID-19 risk perception, perceived benefits, and barriers to vaccination and their associations with the willingness to get COVID-19 vaccine.
| Cronbach's α | Range | Total sample | Willingness to get COVID-19 vaccine | ||||
|---|---|---|---|---|---|---|---|
| Yes | Undecided | No | p-value | ||||
| COVID-19 risk perception scalea) | 0.723 | 6–30 | 20.05±4.24 | 21.68±3.85 | 20.20±3.59 | 18.54±4.55 | <0.001 |
| Perceived benefits of a COVID-19 vaccine scaleb) | 0.888 | 3–15 | 8.81±3.04 | 11.58±2.16 | 8.85± 1.94 | 6.46±2.50 | <0.001 |
| Perceived clinical barriers to COVID-19 vaccine scalec) | 0.777 | 4–20 | 11.55±2.70 | 10.06±2.38 | 11.53±1.94 | 12.83±2.89 | <0.001 |
Values are presented as range or mean±standard deviation, unless otherwise stated.
COVID-19, coronavirus disease 2019.
a)How worried are you personally about coronavirus/COVID-19 at present? (1=not at all worried, 5=very worried); How likely do you think it is that you will catch the coronavirus/COVID-19 in the next 6 months? (1=not at all likely, 5=very likely); How likely do you think it is that your friends and family in the country you are currently living in will catch the coronavirus/COVID-19 in the next 6 months? (1=not at all likely, 5=very likely); How much do you agree or disagree with “The coronavirus/COVID-19 will NOT affect very many people in the country I am currently living in?” (1=strongly agree, 5=strongly disagree); How much do you agree or disagree with “I will probably get sick with the coronavirus/COVID-19?” (1=strongly disagree, 5=strongly agree); How much do you agree or disagree with “Getting sick with the coronavirus/COVID-19 can be serious?” (1=strongly disagree, 5=strongly agree). b)How much do you agree or disagree with the following statements? (1=strongly disagree, 5=strongly agree): “Vaccination will decrease my chance of getting COVID-19 or its complications.”; “Vaccination is a good idea because I feel less worried about catching COVID-19.”; “if I get vaccinated for COVID-19, I will decrease the frequency of having to consult my doctor.” c)How much do you agree or disagree with the following statements? (1=strongly disagree, 5=strongly agree): “I will have side effects from the COVID-19 vaccine.”; “I will get sick from the COVID-19 vaccine.”; “I will die from the COVID-19 vaccine.”; “The COVID-19 vaccine will be painful.”