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Table 2 Participants’ knowledge regarding COVID-19 (N = 1071)

From: Willingness to receive future COVID-19 vaccines following the COVID-19 epidemic in Shanghai, China

Questions

Frequency of correct response.

Percentage (%)

Q1. How many days of isolation are required after exposure to confirmed cases of COVID-19?

1017

95.0

Q2. Which measures can prevent COVID-19 infection?

1002

93.6

Q3§. Reusable masks can still prevent COVID-19 infection.

1001

93.5

Q4§. COVID-19 cases with chronic illnesses have a higher risk of a severe illness or death as an outcome.

979

91.4

Q5. For COVID-19, who need to be isolated?

927

86.6

Q6§. People are generally susceptible.

904

84.4

Q7. Where would you recommend a suspected cases of COVID-19 be treated?

866

80.9

Q8. What are the main clinical symptoms of COVID-19?

768

71.7

Q9. How is COVID-19 transmitted?

585

54.6

Q10. What are the sources of COVID-19 infection?

38

3.5

  1. Single-choice question; Multiple-choice question; §Decision-making question