Table 1. Items included in the questionnaire (items 1–12 based on The Risk Behavior Diagnosis Scale, item 13 on behavior intention).

Self-Efficacy (1-strongly disagree, 7-strongly agree)
1	I am able to perform the underlined proposal to prevent the infection of COVID-19
2	It is easy to perform the underlined proposal to prevent the infection of COVID-19
3	I can perform the underlined proposal to prevent the infection of COVID-19
Response Efficacy (1-strongly disagree, 7-strongly agree)
4	Performing the underlined proposal prevents the infection of COVID-19
5	Performing the underlined proposal works in deterring COVID-19
6	Performing the underlined proposal is effective in getting rid of COVID-19
Perceived Susceptibility (1-strongly disagree, 7-strongly agree)
7	I am at risk of being infected with COVID-19
8	It is possible that I will get infected with COVID-19
9	I am susceptible to COVID-19 infection
Severity (1-strongly disagree, 7-strongly agree)
10	COVID-19 is a serious threat
11	COVID-19 is harmful
12	COVID-19 is a severe threat
Behavior Intention (1-strongly disagree, 7-strongly agree)
13	In the future, when sanitizing my hands with alcohol-based hand sanitizer, I will press the pump slowly to the bottom to get a sufficient amount