Table 2.

Univariate analysis of factors associated with booster vaccination acceptance against COVID-19, N = 410.

Independent Variables	Categories	Booster COVID-19 Vaccination Acceptance
		Willing to Be Vaccinated		Unwilling to Be Vaccinated		χ2/t	p
		315	76.8%	95	23.2%
Sex	Male	167	73.6%	60	26.4%	3.038	0.081
	Female	148	80.9%	35	19.1%
Age	18–59 years	180	76.6%	55	23.4%	0.017	0.897
	60–93 years	135	77.1%	40	22.9%
Residence	Rural	210	78.4%	58	21.6%	1.016	0.313
	Urban	105	73.9%	37	26.1%
Education level	Junior high school and below	209	75.5%	68	24.5%	0.911	0.340
	High school and above	106	79.7%	27	20.3%
Occupation	Farmer	173	78.3%	48	21.7%	1.44	0.487
	Worker	59	78.7%	16	21.3%
	Other	83	72.8%	31	27.2%
Allergy history	No	279	77.5%	81	22.5%	0.746	0.388
	Yes	36	72.0%	14	28.0%
Comorbidity	No comorbidity	129	82.7%	27	17.3%	4.862	0.027
	At least one comorbidity	186	73.2%	68	26.8%
Disease control	Instability	30	63.8%	17	36.2%	5.039	0.025
	Stability	285	78.5%	78	21.5%
In treatment	Yes	254	73.6%	91	26.4%	12.565	0.000
	No	61	93.8%	4	6.2%
Risk perception of COVID-19	High	102	80.3%	25	19.7%	1.256	0.262
	Low	213	75.3%	70	24.7%
Proactive consultation	Yes	243	79.2%	64	20.8%	3.707	0.054
	No	72	69.9%	31	30.1%
Confidence in effectiveness of the COVID-19 vaccines	High	258	86.0%	42	14.0%	52.827	0.000
	Low	57	51.8%	53	48.2%
Knowledge on the COVID-19 vaccines	High	184	82.1%	40	17.9%	7.831	0.005
	Low	131	70.4%	55	29.6%
Confidence in safety of the COVID-19 vaccines	High	260	84.7%	47	15.3%	42.423	0.000
	Low	55	53.4%	48	46.6%