Table 1.

Participants’ characteristics (N = 3145)

	M (SD) or n (%)	Total range
Gender (female)	1578 (50.2%)	–
Age	20.80 (2.09)	18–40
Education level (undergraduate)	3026 (96.2%)	–
Professional (health-related)	241 (7.7%)	–
Knowledge	5.62 (1.15)	1–7
Risk perception	3.06 (1.18)	1–7
Past behavior relating to influenza vaccination	1.71 (0.84)	1–4
Attitude toward COVID-19 vaccination	5.82 (0.94)	1–7
Vaccination is a very effective way to protect myself against COVID-19	5.76 (1.16)	1–7
It is important that I get the COVID-19 vaccination.	5.93 (1.38)	1–7
Vaccination greatly reduces my risk of catching COVID-19.	5.94 (1.08)	1–7
The contribution of the COVID-19 vaccination to my health and well-being is very important	6.00 (1.06)	1–7
The COVID-19 vaccination plays an important role in protecting my life and that of others	5.88 (1.14)	1–7
Getting the COVID-19 vaccination has a positive influence on my health	5.42 (1.39)	1–7
Subjective norms toward COVID-19 vaccination	2.87 (0.82)	1–4
Perceived behavioral control toward COVID-19 vaccination	5.78 (1.24)	1–7
Intention toward COVID-19 vaccination	5.31 (1.44)	1–7