Table 4 Longitudinal multiple linear regression examining the relationship between conservative and diversity of media consumption in spring 2022 predicting vaccination behaviors (N = 909), controlling for 2020 diversity of media consumption, conservative media consumption, and vaccination intentions. All continuous predictors are standardized. Media consumption calculations include 20 total media outlets in 2022 and 15 in 2020. 1|2 indicates the odds of being unvaccinated compared to vaccinated or vaccinated and boosted. 2|3 indicates the odds of being vaccinated and boosted compared to unvaccinated or only vaccinated.

1|2

0.11

0.02

[0.08, 0.15]

-14.28

< 0.001

2|3

0.44

0.06

[0.34, 0.56]

-6.38

< 0.001

Conservative Media Consumption 2022 (CMC 2022)

0.56

0.10

[0.39, 0.78]

-3.34

0.001

Diversity of Media Consumption 2022 (DMC 2022)

1.52

0.21

[1.16, 2.00]

3.01

0.003

Conservative Media Consumption 2020 (CMC 2020)

0.89

0.18

[0.60, 1.32]

-0.59

0.552

Diversity of Media Consumption 2020 (DMC 2020)

0.78

0.11

[0.59, 1.02]

-1.78

0.076

Cognitive Reflection (CRT)

1.07

0.10

[0.89, 1.30]

0.74

0.460

Ideology

0.83

0.08

[0.68, 1.00]

-1.97

0.049

Ethnicity

0.79

0.16

[0.54, 1.16]

-1.19

0.234

Age

1.55

0.15

[1.28, 1.87]

4.50

< 0.001

Education

1.35

0.13

[1.12, 1.62]

3.14

0.002

Vaccination Intention 2020

3.02

0.27

[2.53, 3.62]

12.13

< 0.001

CMC 2022 x DMC22

1.29

0.20

[0.94, 1.75]

1.60

0.111

CMC 2020 x DMC20

1.39

0.15

[1.13, 1.71]

3.14

0.002

CMC 2022 x CRT

0.85

0.11

[0.65, 1.10]

-1.27

0.206

CMC 2022 x Ideology

0.97

0.12

[0.75, 1.25]

-0.27

0.785

CMC 2022 x Ethnicity

1.60

0.48

[0.89, 2.88]

1.58

0.115

CMC 2022 x Age

0.67

0.10

[0.50, 0.89]

-2.76

0.006

CMC 2022 x Education

0.99

0.15

[0.75, 1.33]

-0.05

0.957

DMC 2022 x CRT

1.06

0.13

[0.83, 1.36]

0.46

0.647

DMC 2022 x Ideology

0.83

0.10

[0.64, 1.06]

-1.51

0.130

DMC 2022 x Ethnicity

0.84

0.20

[0.52, 1.34]

-0.74

0.462

DMC 2022 x Age

1.04

0.13

[0.81, 1.35]

0.34

0.736

DMC 2022 x Education

0.88

0.11

[0.69, 1.11]

-1.03

0.305

CMC 2020 x CRT

1.35

0.21

[1.00, 1.82]

1.97

0.049

CMC 2020 x Ideology

1.02

0.15

[0.77, 1.35]

0.12

0.902

CMC 2020 x Ethnicity

0.44

0.15

[0.22, 0.86]

-2.39

0.017

CMC 2020 x Age

1.20

0.18

[0.89, 1.63]

1.22

0.225

CMC 2020 x Education

0.90

0.14

[0.66, 1.23]

-0.64

0.524

DMC 2020 x CRT

1.12

0.13

[0.90, 1.41]

1.02

0.310

DMC 2020 x Ideology

1.35

0.16

[1.08, 1.71]

2.57

0.010

DMC 2020 x Ethnicity

0.54

0.15

[0.31, 0.91]

-2.30

0.022

DMC 2020 x Age

1.09

0.13

[0.87, 1.39]

0.75

0.454

DMC 2020 x Education

0.99

0.12

[0.79, 1.25]

-0.04

0.966