Table 4.

Univariable and multivariable logistic regression analysis

	Univariable logistic regression analysis				Multivariable logistic regression analysis
	OR	P	95% CI		OR	P	95% CI
			Lower limit	Upper limit			Lower limit	Upper limit
Age (years)
≤30	2.83	0.00	1.93	4.17	0.905	0.752	0.489	1.67
31-50	1.45	0.023	1.05	2.01	1.26	0.263	0.838	1.90
>50	0.45	0.0	0.33	0.609	Ref
Female	0.73	0.021	0.561	0.954	0.82	0.26	0.586	1.16
Single or never married	2.213	0.0	1.69	2.88	1.90	0.006	1.20	3.20
Not taken influenza vaccine annually in the last 3 years	2.308	0.00	1.75	3.04	1.76	0.002	1.239	2.50
No history of regular medication	1.32	0.067	0.98	1.78	0.80	0.269	0.53	1.19
Not worried at all	0.45	<0.001	0.29	0.69	2.38	0.004	1.31	4.33
COVID-19 is not a real disease	0.94	0.62	0.73	1.20	1.039	0.829	0.732	1.473
New vaccine not fully tested and will not be safe	6.08	0	4.78	7.74	3.76	0	2.821	5.023
I do not feel safe after being vaccinated	0.16	0	0.12	0.20	3.818	0	2.813	5.183
I do not rely on vaccines to stop serious infectious diseases	3.11	0	2.47	3.90	1.46	0.016	1.074	1.995
Although most vaccines appear to be safe, there may be problems we haven’t yet discovered	1.37	0.051	1.00	1.88	0.862	0.425	0.6006	1.239
Vaccines can cause unforeseen problems in children	2.73	0	2.18	3.42	1.600	0.003	1.17	2.17
I worry about the unknown effects of vaccines in the future	3.66	0.00	2.83	4.75	1.84	0.001	1.289	2.629
Vaccines make lot of money for pharma companies	2.10	0	1.68	2.62	0.687	0.023	0.497	0.949
Authorities promote vaccination for financial gain not for proper health	4.09	0	3.18	5.25	1.82	0.001	1.28	2.60
Vaccination programs are a big con	2.10	0	1.67	2.63	1.31	0.457	0.816	1.56
Natural immunity lasts longer than vaccination	2.21	0	1.74	2.80	1.200	0.279	0.861	1.673
Natural exposure to viruses and germs gives safest protection	1.84	0	1.47	2.29	0.987	0.940	0.703	1.385
Being exposed to disease naturally is safer for immune system	2.12	0	1.70	2.65	1.20	0.276	0.863	1.673

OR=Odds ratio, CI=Confidence interval, COVID-19=Coronavirus disease-2019