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Table 5 Regression models predicting risk likelihood, efficacy likelihood, risk magnitude and efficacy magnitude

From: Effects of additional context information in prescription drug information sheets on comprehension and risk and efficacy perceptions

Characteristic

Outcome variables

Risk likelihood

Efficacy likelihood

Risk magnitude

Efficacy magnitude

B

(95% CI)

B

(95% CI)

B

(95% CI)

B

(95% CI)

Context

    

 Present

0.11

(− 0.10, 0.33)

− 0.12*

(− 0.24, 0.00)

0.04

(− 0.08, 0.16)

0.05

(− 0.07, 0.16)

 Absent

REF

REF

REF

REF

Format

    

 Bubbles

0.01

(− 0.16, 0.19)

− 0.09

(− 0.20, 0.03)

− 0.05

(− 0.17, 0.07)

− 0.02

(− 0.14, 0.09)

 OTC

REF

REF

REF

REF

Mode

    

 Online (Electronic handout)

0.09

(− 0.09, 0.26)

− 0.06

(− 0.17, 0.06)

0.03

(− 0.09, 0.15)

0.00

(− 0.12. 0.12)

 Mail (Print handout)

REF

REF

REF

REF

 Context × Mode

− 0.22

(− 0.46, 0.02)

NA

NA

NA

 Context × Format

0.05

(− 0.20, 0.29)

NA

NA

NA

Gender

    

 Male

− 0.13

(− 0.26, 0.00)

0.09

(− 0.04, 0.21)

− 0.02

(− 0.15, 0.10)

0.11

(− 0.02. 0.24)

 Female

REF

REF

REF

REF

Age

    

 < 50

REF

REF

REF

REF

 50–59

0.12

(− 0.03, 0.27)

− 0.14

(− 0.28, 0.01)

0.20*

(0.05, 0.36)

− 0.07

(− 0.21. 0.07)

 60–69

0.08

(− 0.08, 0.24)

− 0.34***

(− 0.50, − 0.19)

0.17*

(0.01, 0.33)

− 0.29**

(− 0.44, − 0.13)

 70 + 

0.05

(− 0.15, 0.25)

− 0.43***

(− 0.63, − 0.22)

0.30**

(0.10, 0.50)

− 0.30**

(− 0.50, 0.10)

Education

    

 High school or less

REF

REF

REF

REF

 Some college

− 0.03

(− 0.18, 0.13)

0.06

(− 0.10, 0.21)

− 0.13

(− 0.29, 0.02)

0.06

(− 0.09, 0.21)

 College or more

− 0.06

(− 0.22, 0.10)

0.14

(− 0.02, 0.30)

− 0.27**

(− 0.43, 0.11)

0.12

(− 0.03, 0.28)

Race/Ethnicity

    

 Non-Hispanic White

REF

REF

REF

REF

 Non-Hispanic Black

0.21

(− 0.01, 0.43)

− 0.03

(− 0.24, 0.19)

0.32**

(0.09, 0.56)

0.05

(− 0.18, 0.28)

 Hispanic

0.24*

(0.01, 0.48)

− 0.03

(− 0.24, 0.19)

0.35**

(0.13, 0.57)

0.14

(− 0.08. 0.36)

 Other

− 0.02

(− 0.26, 0.23)

− 0.03

(− 0.25, 0.18)

0.18

(− 0.08, 0.45)

0.10

(− 0.15, 0.35)

Time since diagnosis

    

 < 6 months

0.39*

(0.08, 0.69)

0.19

(− 0.08, 0.46)

0.26

(− 0.01, 0.53)

0.05

(− 0.21, 0.32)

 6–12 months

0.25*

(0.01, 0.49)

0.07

(− 0.12, 0.26)

0.14

(− 0.07, 0.35)

0.09

(− 0.10, 0.28)

 1–5 years

− 0.05

(− 0.19, 0.08)

0.09

(− 0.05, 0.23)

− 0.08

(− 0.22, 0.06)

0.15*

(0.01, 0.29)

 > 5 years

REF

REF

REF

REF

Subjective health literacy

− 0.02

(− 0.13, 0.10)

0.19**

(0.07, 0.31)

− 0.07

(− 0.19, 0.04)

0.32***

(0.20, 0.43)

Illness knowledge

− 0.03

(− 0.09, 0.04)

0.07*

(0.01, 0.14)

− 0.02

(− 0.09, 0.05)

0.09**

(0.03, 0.16)

  1. *p value < .05; **p value < .01; ***p value < .001
  2. NA Interaction did not significantly predict outcome variable, so we report the model that did not include this interaction