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Table 1 Survey items on risk perceptions and precautionary behaviors.

From: The dynamics of risk perceptions and precautionary behavior in response to 2009 (H1N1) pandemic influenza

Questions Choices of answers N Statistics
Perceived risk
In your opinion, what is the likelihood that swine flu will reach your community? 0%, 10%, 20%, 30%, 40%, 50%, 60%, 70%, 80%, 90%, 100% 1288 37.9%* (30.2)
In your opinion, what is the likelihood that you will personally encounter somebody infected with swine flu? 0%, 10%, 20%, 30%, 40%, 50%, 60%, 70%, 80%, 90%, 100% 1247 25.6%* (24.6)
In your opinion, how many people worldwide will die from swine flu during this outbreak? <100; 100-1,000; 10,000-100,000; 100,000-1,000,000; >1,000,000 1290 100-1,000†
Precautionary behaviors
   Willingness to take pharmaceutical interventions
If a vaccine for swine flu became available, would you want to be vaccinated? Yes/No 1290 57.6%‡
If a vaccine for swine flu became available, what is the maximum you would pay to become vaccinated? $0, $20, $50, $100, $150, $200, $500, $1,000, $5,000, $10,000, $20,000 1290 20†
Antiviral medications can be taken during an outbreak to prevent infection. To be effective, they must be taken for the entire duration of the epidemic. If antiviral medications were available for swine flu, would you want to take them? Yes/No 1290 57.1%‡
How much would you pay for antiviral medication (enough doses to last the duration of the epidemic)? $0, $20, $50, $100, $150, $200, $500, $1,000, $5,000, $10,000, $20,000 1290 20†
Antiviral medications are also used for treating cases of flu. If you became infected with swine flu, would you seek treatment with antiviral medications? Yes/No 1290 83.2%‡
How much would you pay for antiviral treatment if you were infected? $0, $20, $50, $100, $150, $200, $500, $1,000, $5,000, $10,000, $20,000, 1290 20†
   Engagement in precautionary activities
For each of the following questions, please indicate whether or not you have changed your behavior in response to swine flu outbreak.
Are you following television or radio news more closely in response to the swine flu outbreak? Yes/No 1218 51.2%‡
Have you searched the internet for additional information on the swine flu outbreak? Yes/No 1220 28.7%‡
Have you cancelled or changed travel plans in response to the swine flu outbreak? Yes/No 1219 4.4%‡
Have you or your children stayed home from school in response to the swine flu outbreak? Yes/No 1214 3.5%‡
Have you stayed home from work in response to the swine flu outbreak? Yes/No 1218 2.1%‡
Have you cancelled or changed social plans in response to the swine flu outbreak? Yes/No 1219 5.1%‡
  1. The symbols in the table show: * mean value (standard deviation); † median value; and ‡ proportion of respondents who answered yes, respectively.