Table 1 Description of family- environmental factors, numbers of items, mean (SD), internal consistency, sample items and range

Fruit consumption

Modelling by mother

1

-

-

My child's mother eats fruit everyday; totally disagree (-2) to totally agree (+2)

Modelling by father

1

My child's father eats fruit everyday; totally disagree (-2) to totally agree (+2)

Subjective norm

(nb * mc)

2

-

-

Motivation to comply (mc): My child does what we tell him/her to do; totally disagree (1) to totally agree (5)

Normative belief (nb): My child thinks we want him/her to eat more fruit; totally disagree (-2) to totally agree (+2)

Exposure

14

.72

.71

Has your child ever tasted tangerines, banana, kiwi fruit, etc? (0–14)

Accessibility

1

-

-

Do you or your partner (sometimes) prepare fruit for your child? Yes (1) or no (0)

Availability

2

.51

.73

[1] Do you always have fruit [2] that your child likes available at home? Yes, always (+2) to No, never (-2)

Vegetable consumption

Modelling by mother

1

-

-

My child's mother eats vegetables everyday; totally disagree (-2) to totally agree (+2)

Modelling by father

1

-

-

My child's father eats vegetables everyday; totally disagree (-2) to totally agree (+2)

Subjective norm

(nb * mc)

2

-

-

-

Exposure

15

.67

.78

Has your child ever tasted cauliflower, broccoli, carrots, etc? (0–15)

Accessibility

1

-

-

Do you or your partner (sometimes) prepare vegetables as a snack for your child? Yes (1) or no (0)

Availability

2

.49

.57

[1] Do you always have vegetables, [2] that your child likes available at home? Yes, always (+2) to No, never (-2)