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Table 4 Descriptive data for secondary outcomes

From: Randomised cluster trial to support informed parental decision-making for the MMR vaccine

  

Intervention

Control

 

Outcome

Time point

Mean

95% CI

Mean

95% CI

p-valuea

Knowledgeb

T1

6.38

6.00- 6.77

5.97

5.53- 6.41

0.253

 

T2

8.22

7.84- 8.60

7.83

7.52- 8.15

 
 

T3

7.30

6.93- 7.66

7.08

6.80- 7.36

 

Intended choicec

T1

5.93

5.54- 6.32

5.10

4.60- 5.60

0.605

 

T2

6.03

5.67- 6.39

5.44

4.96- 5.92

 
 

T3

6.34

6.00- 6.68

5.58

5.06- 6.09

 

Attituded

T1

4.98

4.66- 5.30

4.52

4.17- 4.88

0.786

 

T2

5.19

4.89- 5.48

4.77

4.44- 5.10

 
 

T3

5.26

4.96- 5.55

4.68

4.33- 5.04

 

Necessity beliefse

T1

16.88

16.22-17.53

16.73

15.99-17.47

0.578

 

T2

17.63

16.97-18.28

17.18

16.49-17.87

 
 

T3

17.43

16.87-18.00

17.21

16.46-17.96

 

Concern beliefse

T1

9.83

8.92-10.73

11.00

10.04-11.96

0.939

 

T2

8.92

8.15- 9.70

10.15

9.07-11.22

 
 

T3

8.66

7.81- 9.50

10.06

9.04-11.09

 

Anxietyf

T1

32.50

29.63-35.37

34.20

31.52-36.89

0.219

 

T2

30.89

28.00-33.77

33.78

30.43-37.13

 
 

T3

31.46

28.49-34.43

33.39

30.09-36.68

 
  1. Note. N = 135. aSignificance value for time by arm interaction. Values range from b0 (no knowledge) to 11 (good knowledge); c1(definitely do not intend) to 7 (definitely do intend); d1 (extremely negative attitude) to 7 (extremely positive attitude); e4 (not at all necessary/concerned) to 20 (very necessary/concerned); f20 (low anxiety) to 80 (high anxiety).
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