Table 6.

Factors associated with demand for COVID-19 vaccination in regression analysis

	Univariate analysis		Multivariate analysis
	OR (95% CI)	P value	aOR (95% CI)	P value
Study site Geneva	Reference		Reference
Baltimore	2.24 (1.51 to 3.33)	<0.001	0.97 (0.56 to 1.68)	0.920
Milan	1.70 (1.14 to 2.54)	0.009	1.18 (0.66 to 2.09)	0.578
Paris	0.26 (0.15 to 0.47)	<0.001	0.15 (0.06 to 0.38)	<0.001
Gender female	1.43 (1.07 to 1.92)	0.016	1.23 (0.80 to 1.88)	0.344
Age (per additional year)	1.04 (1.02 to 1.05)	<0.001	1.02 (1.00 to 1.04)	0.019
Region of origin Europe	Reference		Reference
Africa	0.75 (0.38 to 1.46)	0.396	2.73 (0.93 to 8.02)	0.069
Americas	1.62 (0.94 to 2.80)	0.085	0.85 (0.36 to 1.96)	0.695
Eastern Mediterranean	0.93 (0.45 to 1.93)	0.852	1.93 (0.63 to 5.86)	0.247
South-East Asia	0.38 (0.15 to 1.01)	0.052	0.45 (0.12 to 1.65)	0.231
Western Pacific	0.90 (0.46 to 1.78)	0.769	0.69 (0.26 to 1.87)	0.467
≥1 comorbidity	1.91 (1.40 to 2.61)	<0.001	1.77 (1.10 to 2.84)	0.018
High self-perceived risk of severe COVID-19	1.46 (1.06 to 2.01)	0.019	1.26 (0.81 to 1.96)	0.315
COVID-19 infection (self)	1.37 (0.92 to 2.05)	0.124	1.23 (0.66 to 2.27)	0.514
COVID-19 infection (household)	1.23 (0.84 to 1.79)	0.292	0.84 (0.48 to 1.49)	0.557
Positive views on vaccination (general)	32.5 (14.2 to 74.4)	<0.001	12.9 (5.17 to 32.22)	<0.001
Positive views on vaccination (COVID-19)	16.70 (11.2 to 24.8)	<0.001	9.70 (6.08 to 15.47)	<0.001
Information through traditional media (TV, radio, web)	2.25 (1.53 to 3.29)	<0.001	1.28 (0.75 to 2.18)	0.360
Information through social media	0.47 (0.35 to 0.62)	<0.001	0.84 (0.55 to 1.28)	0.410
Information through community network	0.47 (0.33 to 0.65)	<0.001	0.61 (0.38 to 1.00)	0.049
Information through other source	0.30 (0.12 to 0.73)	0.008	0.44 (0.13 to 1.43)	0.170
Self-perceived accessibility to COVID-19 vaccination	1.19 (0.78 to 1.81)	0.421	1.08 (0.61 to 1.92)	0.799

aOR, adjusted OR.