Appendix 2. Multivariate logistic regression demonstrating factors associated with willingness to pay for Sputnik V

Variables		Willing to pay for Sputnik V vaccine	aOR* (95%CI)	p-value
Occupation
	Health staff	307 (77.9)	Ref
	Worker	68 (67.3)	0.63 (0.39 - 1.03)	0.063
	Other governmental staff	325 (70.2)	0.64 (0.47 - 0.88)	0.005
	Student	564 (69.3)	0.69 (0.52 - 0.92)	0.011
	Own business	50 (68.5)	0.74 (0.43 - 1.29)	0.294
	Others	151 (60.9)	0.48 (0.34 - 0.68)	0.000
Family economic status
	Poor/near poor	56 (55.4)	Ref
	Other (average, high income)	1409 (70.7)	1.67 (1.1 - 2.54)	0.016
Occupational changes due to COVID-19
	Yes	339 (61.9)	Ref
	No	1126 (72.9)	1.44 (1.13 - 1.83)	0.003
Income reduction due to COVID-19
	Yes	508 (65.3)	Ref
	No	957 (72.8)	1.16 (0.93 - 1.46)	0.189

aOR: Adjusted Odd Ratio