Table 4. Factors associated with the influenza vaccine coverage among healthcare personnel.

Factors		Coverage, %	Univariable	P value	Multivariable	P value
Hospital size, beds
	< 200	91.5 ± 12.8	Ref.		Ref.
	200–499	89.3 ± 16.1	−2.2 (−6.7, 2.2)	0.33	−2.5 (−6.2, 2.1)	0.33
	500–699	88.5 ± 5.3	−3.1 (−10.7, 4.6)	0.44	−3.7 (−11.2, 3.8)	0.34
	≥ 700	86.9 ± 7.6	−3.4 (−10.5, 1.2)	0.12	−6.1 (−12.6, 0.3)	0.06
Funding types
	National	93.1 ± 6.4	Ref.		Ref.
	Private	88.3 ± 14.9	−4.8 (−9.1, −0.5)	0.03	−3.2 (−7.4, 0.9)	0.13
Education type
	Teaching	88.3 ± 12.6	Ref.		Ref.
	Non-teaching	90.4 ± 13.9	2.1 (−1.8, 6.0)	0.30	2.5 (−1.9, 7.0)	0.26
Financial support for vaccination
	Fully funded	91.8 ± 8.1	Ref.		Ref.
	Partial or none	80.4 ± 23.5	−11.4 (−16.0, −6.9)	0.00	−12.7 (−17.4, −8.0)	0.00

Values are expressed as mean ± standard deviation or coefficient (95% confidence interval).