Table 5.

Factors associated with Influenza vaccination in the study population by chronic disease

Variable	Men				Women
	50-64 yr		≥65 yr		50-64 yr		≥65 yr
	Crude OR (95% CI)	Adjusted OR (95% CI)1	Crude OR (95% CI)	Adjusted OR (95% CI)1	Crude OR (95% CI)	Adjusted OR (95% CI)1	Crude OR (95% CI)	Adjusted OR (95% CI)1
Hypertension2
No	1.00 (reference)	1.00 (reference)	1.00 (reference)	1.00 (reference)	1.00 (reference)	1.00 (reference)	1.00 (reference)	1.00 (reference)
Yes	1.53 (1.43, 1.63)	1.27 (1.19, 1.37)	1.59 (1.44, 1.75)	1.34 (1.20, 1.49)	1.73 (1.62, 1.84)	1.39 (1.30, 1.49)	1.69 (1.54, 1.85)	1.55 (1.40, 1.71)
Diabetes
No	1.00 (reference)	1.00 (reference)	1.00 (reference)	1.00 (reference)	1.00 (reference)	1.00 (reference)	1.00 (reference)	1.00 (reference)
Yes	1.63 (1.50, 1.77)	1.41 (1.28, 1.55)	1.29 (1.14, 1.45)	1.17 (1.02, 1.33)	2.02 (1.83, 2.22)	1.51 (1.35, 1.68)	1.37 (1.22, 1.53)	1.27 (1.12, 1.43)
Chronic cardiovascular disease
No	1.00 (reference)	1.00 (reference)	1.00 (reference)	1.00 (reference)	1.00 (reference)	1.00 (reference)	1.00 (reference)	1.00 (reference)
Yes	1.54 (1.32, 1.81)	1.11 (0.94, 1.32)	1.55 (1.29, 1.87)	1.31 (1.07, 1.60)	1.89 (1.56, 2.30)	1.31 (1.05, 1.64)	1.20 (1.00, 1.44)	1.09 (0.90, 1.32)
Stroke
No	1.00 (reference)	1.00 (reference)	1.00 (reference)	1.00 (reference)	1.00 (reference)	1.00 (reference)	1.00 (reference)	1.00 (reference)
Yes	1.67 (1.36, 2.04)	1.22 (0.97, 1.53)	1.17 (0.98, 1.40)	1.04 (0.85, 1.27)	1.62 (1.24, 2.12)	1.18 (0.90, 1.55)	1.09 (0.91, 1.32)	0.98 (0.80, 1.19)

OR, odds ratio; CI, confidence interval.

¹Adjusted OR and 95% CI for influenza vaccination according to sociodemographic characteristics, health behaviors, chronic diseases, use of healthcare services by age group.

²Excluded from the high-risk group.