Table 4

Theory-based beliefs about following recommendations to reduce formula-milk feed quantities (11 items, n = 35)

Question Wording

    Test- retest reliability
    a

    Collapsed 3 categories
    b

    Validity
    c

    Frequency
    d

Question

%agreement

Kappa

%agreement

Kappa

%agreement

Kappa

+ve

neutral

-ve


Positive outcome expectancy

If I follow the new feeding recommendation, my baby's

growth will be optimal

19a

76.7

0.24

79.7

0.24

75.0

0.19

6

25

3

If I follow the new feeding recommendation, I will feel good

about myself

19b

87.9

0.44

83.3

0.54

66.0

0.21

9

17

9

If I follow the new feeding recommendation, I will feel

I do the best for my baby

19c

89.9

0.62

86.4

0.66

76.0

0.37

14

15

6

Negative outcome expectancy (reverse coded)

If I follow the new feeding recommendation, my baby

will remain hungry

19 g

89.1

0.40

79.7

0.33

70.8

0.32

8

22

3

If I follow the new feeding recommendation, my baby

will wake up frequently at night

19h

91.4

0.47

84.4

0.44

68.0

0.31

6

24

4

Positive self-efficacy

I am confident that I can follow the new feeding

recommendation even if my baby cries between feeds

19d

91.9

0.76

90.9

0.77

76.0

0.37

6

12

17

I am confident that I can follow the new feeding recommendation

even if my friends do not follow the same

recommendation

19e

85.6

0.23

77.3

0.23

80.0

0.00

23

11

1

Negative self-efficacy (reverse coded)

It would be difficult for me to follow the new feeding

recommendation if my partner and family do not support me

19f

86.4

0.69

86.4

0.69

56.0

0.09

10

12

13

It would be difficult for me to follow the new feeding

recommendation

19 k

89.1

0.45

82.8

0.51

68.0

0.27

10

17

7

Intentions

I intend to follow the new feeding recommendation

19i

90.6

0.65

87.5

0.65

64.0

0.22

8

19

7

I will try to follow the new feeding recommendation

19j

92.7

0.75

92.2

0.81

70.0

0.32

14

12

8


aTest-retest reliability-1st and 2nd questionnaires

b1st and 2nd Questionnaires coded as positive, or neutral, or negative with negatively worded items reverse coded

cValidity-1st questionnaire and interview coded as positive, or neutral, or negative with negatively worded items reverse coded

dFrequency of respondents 1st questionnaire with negatively worded items reverse coded

Lakshman et al. International Journal of Behavioral Nutrition and Physical Activity 2011 8:35   doi:10.1186/1479-5868-8-35

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