Table 2.

Mean scores and standard deviations of the variables, by participants’ intention to vaccinate.

Variable	Total		Intention to Vaccinate				t	p-Value
			Intended (42%)		Undecided/Unwilling (58%)
	Mean	SD	Mean	SD	Mean	SD
Health Belief Model factors
Perceived susceptibility	2.19	0.39	2.30	0.46	2.11	0.32	−8.20	<0.001
Perceived severity	4.53	0.68	4.67	0.60	4.42	0.72	−6.90	<0.001
Perceived benefits	4.23	0.67	4.41	0.62	4.11	0.67	−8.12	<0.001
Perceived barriers (reversed)	2.54	1.00	2.64	1.25	2.46	0.77	−3.06	0.002
Self efficacy	3.41	0.73	3.44	0.90	3.39	0.57	−1.10	0.271
Cues to action	4.07	0.58	4.26	0.58	3.94	0.54	−9.99	<0.001
Acceptance of governmental measures related to COVID-19	4.40	0.66	4.50	0.57	4.33	0.72	−4.83	<0.001
COVID-19 specific factors
Concern about COVID-19	4.07	0.93	4.29	0.85	3.90	0.95	−7.55	<0.001
Experience of COVID-19	2.20	1.12	2.47	1.29	2.00	0.93	−7.35	<0.001
Past experience of other pandemics	1.66	1.14	1.99	1.40	1.41	0.82	−8.65	<0.001
Concern about the safety of COVID-19 vaccines	3.88	0.95	3.69	0.98	4.01	0.90	5.82	<0.001
Knowledge about COVID-19	9.32	2.34	9.11	2.32	9.48	2.34	2.67	0.008
Trust in authorities	3.54	0.88	4.02	0.68	3.19	0.84	−19.49	<0.001