Table 4

Descriptive data for secondary outcomes

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


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).

Jackson et al. BMC Public Health 2011 11:475   doi:10.1186/1471-2458-11-475

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