Skip to main content

Table 4 The effect of the DA on the intention, HBM concepts, and ambivalence to use a self-test for diabetes

From: The effects of a web-based decision aid on the intention to diagnostic self-testing for cholesterol and diabetes: a randomized controlled trial

Outcomea

Intention T1

 

Intention

B

95% CI

P-value

   

Groupb

-0.92

-1.64;-0.19

0.01

   

Intention T0

0.40

0.27;0.54

0.00

   

Genderc

0.04

-0.10;0.19

0.55

   

Age

-0.00

-0.01;0.01

0.87

   

Level of educationd

      

Dummy Low vs High

-0.21

-0.40;-0.03

0.03

   

Dummy Intermediate vs High

-0.03

-0.18;0.13

0.73

   

Group* intention T0

0.23

0.03;0.43

0.03

   

Outcomea

Susceptibility

Severity

HBM Concepts

B

95% CI

P-value

B

95% CI

P-value

Groupb

-0.05

-0.07;0.17

0.41

0.01

-0.12;0.14

0.92

Intention T0

0.11

0.02;0.19

0.02

0.16

0.06;0.25

0.00

Genderc

0.05

-0.07;0.18

0.40

0.11

-0.03;0.25

0.11

Age

0.00

-0.00;0.01

0.34

-0.00

-0.01;0.00

0.12

Level of educationd

      

Dummy Low vs High

-0.02

-0.18;0.15

0.85

-0.03

-0.21;0.15

0.78

Dummy Intermediate vs High

-0.06

-0.19;0.08

0.39

-0.05

-0.20;0.10

0.51

Outcomea

Benefits

Barriers

 

B

95% CI

P-value

B

95% CI

P-value

Groupb

0.06

-0.03;0.15

0.19

0.03

-0.09;0.14

0.64

Intention T0

0.18

0.12;0.25

0.00

-0.16

-0.24;-0.08

0.00

Genderc

0.07

-0.02;0.17

0.14

-0.03

-0.15;0.09

0.60

Age

0.00

-0.00;0.01

0.04

-0.01

-0.01;0.00

0.03

Level of educationd

      

Dummy Low vs High

-0.07

-0.19;0.06

0.29

0.44

0.28;0.59

0.00

Dummy Intermediate vs High

-0.01

-0.12;0.09

0.81

0.14

0.01;0.27

0.03

Outcomea

Cues to action

Self-efficacy

 

B

95% CI

P-value

B

95% CI

P-value

Groupb

-0.01

-0.10;0.09

0.92

0.05

-0.10;0.19

0.52

Intention T0

0.12

0.05;0.19

0.00

0.19

0.08;0.29

0.00

Genderc

0.08

-0.02;0.17

0.10

0.03

-0.12;0.18

0.68

Age

-0.00

-0.01;0.00

0.12

0.00

-0.00;0.01

0.32

Level of educationd

      

Dummy Low vs High

-0.02

-0.14;0.11

0.80

-0.39

-0.59;-0.20

0.00

Dummy Intermediate vs High

0.04

-0.07;0.14

0.47

-0.09

-0.25;0.07

0.29

Outcomea

Ambivalence T1

 

Ambivalence

B

95% CI

P-value

   

Groupb

-0.17

-0.35;0.01

0.06

   

Intention T0

NA

NA

NA

   

Ambivalence T0

0.59

0.51;0.67

0.00

   

Genderc

0.01

-0.18;0.20

0.94

   

Age

-0.00

-0.01;0.01

0.69

   

Level of educationd

      

Dummy Low vs High

-0.25

-0.50;-0.01

0.04

   

Dummy Intermediate vs High

0.09

-0.11;0.29

0.39

   
  1. aIf none of the interaction effects were significant, only the results of the model without interactions were reported.
  2. b0 = control group; 1 = intervention group.
  3. c0 = male; 1 = female.
  4. dLow = primary and secondary school, Intermediate = intermediate vocational education, High = higher vocational education and university.