Table 2 The association between flu vaccination and its determinants among young adults

Intercept

0.03

< 0.001

0.02

< 0.001

0.11

< 0.001

Sex (reference: Male)

 Female

1.22

< 0.001

1.19

< 0.001

1.17

< 0.001

Age (reference: 20–24 years)

 25–29 years

0.92

0.133

0.93

0.181

0.90

0.057

 30–34 years

0.99

0.899

1.00

0.996

0.96

0.417

 35–39 years

1.03

0.576

1.04

0.513

0.98

0.674

 40–44 years

1.05

0.386

1.05

0.401

0.97

0.579

Education (reference: Primary)

 Secondary

1.01

0.880

0.99

0.948

1.02

0.824

 Tertiary

1.27

< 0.001

1.41

< 0.001

1.47

< 0.001

Marital status (reference: Married)

 Divorced

0.85

0.023

0.88

0.080

0.86

0.033

 Never

0.83

< 0.001

0.85

< 0.001

0.83

< 0.001

Employment (reference: Unemployed)

 Employed

1.27

< 0.001

1.26

0.001

1.30

< 0.001

 Other

1.24

0.003

1.20

0.013

1.17

0.034

Income (reference: < Q1)

 Q1-Q2

1.07

0.207

1.06

0.250

1.07

0.174

 Q2-Q3

1.15

0.006

1.14

0.012

1.16

0.005

 Q3-Q4

1.28

< 0.001

1.26

< 0.001

1.28

< 0.001

 Q4-Q5

1.55

< 0.001

1.52

< 0.001

1.55

< 0.001

Area of residence (reference: Rural areas)

 Cities

1.31

< 0.001

1.31

< 0.001

1.29

< 0.001

 Towns and suburbs

1.12

0.003

1.12

0.003

1.12

0.006

BMI (reference: Normal weight)

 Underweight

1.04

0.612

1.03

0.721

 Overweight

1.04

0.209

1.01

0.747

 Obese

1.27

< 0.001

1.13

0.005

Smoking (reference: Daily)

 Former

1.25

< 0.001

1.25

< 0.001

 Occasional

1.13

0.056

1.15

0.030

 Never

1.31

< 0.001

1.33

< 0.001

Diet (reference: Insufficient)

 Moderate

1.11

0.088

1.12

0.058

 Sufficient

1.28

< 0.001

1.30

< 0.001

Physical activity (reference: Inactive)

 Low

1.14

0.042

1.17

0.019

 Moderate

1.12

0.046

1.15

0.013

 High

1.21

0.001

1.26

< 0.001

Limitations (reference: Not limited)

 Limited

1.32

< 0.001

 Severely limited

1.57

< 0.001

Asthma (reference: Yes)

 No

0.52

< 0.001

Blood pressure (reference: Yes)

 No

0.72

< 0.001

Diabetes (reference: Yes)

 No

0.40

< 0.001

Depression (reference: Yes)

 No

1.06

0.344

Random Effects

VPC*

0.160

0.158

0.156

N _COUNTRY

29

29

29

Observations

81,463

81,463

81,463

Marginal R² / Conditional R²

0.035 / 0.190

0.043 / 0.194

0.057 / 0.204