Table 4 Knowledge, intentions and behaviour, by study phase

Knowledge of the link between overweight and chronic disease

Knowledge of link between overweight and heart disease

88.0^†

90.8*

(1.38; 1.03–1.85)

90.6

(1.4; 0.96–2.06)

87.9

(1.07; 0.75–1.55)

89.7

(1.32; 0.84–2.08)

86.7

(0.89; 0.62–1.29)

85.9

(0.82; 0.57–1.20)

90.5

(1.24; 0.89–1.74)

Knowledge of link between overweight and type 2 diabetes

84.3^†

89.5*

(1.58; 1.21–2.08)

91.7*

(2.24; 1.54–3.28)

86.5

(1.30; 0.92–1.82)

91.3*

(2.30; 1.43–3.69)

89.5*

(1.53; 1.05–2.22)

86.8

(1.23; 0.85–1.80)

89.4*

(1.53; 1.11–2.11)

Knowledge of link between overweight and cancer

40.9^†

52.0*

(1.59; 1.32–1.92)

65.9*

(2.83; 2.22–3.60)

54.5*

(1.78; 1.40–2.25)

55.6*

(1.84; 1.39–2.45)

49.0*

(1.38; 1.07–1.77)

58.7*

(2.12; 1.64–2.74)

55.2*

(1.74; 1.39–2.17)

Prompted dietary intentions

Likely to cut down amount of high calorie food in next 7 days

52.0^†

57.4*

(1.24; 1.03–1.49)

53.3

(1.03; 0.82–1.29)

49.6

(0.87; 0.69–1.10)

45.4

(0.78; 0.59–1.03)

52.0

(0.99; 0.78–1.26)

46.4*

(0.76; 0.59–0.97)

53.3

(1.05; 0.85–1.30)

Likely to drink less sugary drinks in next 7 days

41.8^†

46.6*

(1.25; 1.03–1.52)

35.1

(0.74; 0.55–1.02)

35.3

(0.76; 0.56–1.03)

41.5

(1.00; 0.76–1.33)

44.7

(1.11; 0.81–1.52)

38.1

(0.89; 0.69–1.15)

47.1*

(1.30; 1.05–1.61)

Likely to eat smaller serving sizes in next 7 days

47.8^†

50.8

(1.13; 0.94–1.36)

47.2

(0.95; 0.76–1.20)

44.4

(0.83; 0.66–1.05)

46.0

(0.96; 0.73–1.28)

42.9*

(0.80; 0.62–1.02)

38.6*

(0.64; 0.50–0.83)

46.4

(0.92; 0.74–1.14)

Likely to eat more fruit and vegetables in next 7 days

57.3^†

62.6*

(1.32; 1.10–1.59)

59.5

(1.15; 0.91–1.44)

55.9

(0.99; 0.79–1.25)

55.9

(1.03; 0.78–1.36)

61.7*

(1.30; 1.02–1.65)

60.3

(1.19; 0.93–1.53)

67.6*

(1.75; 1.40–2.18)

Dietary behaviours

Met ADG recommendation for daily fruit consumption (i.e., at least 2 serves)

49.0^†

51.0

(1.07; 0.89–1.28)

51.6

(1.07; 0.85–1.34)

49.2

(0.99; 0.79–1.24)

49.4

(1.00; 0.76–1.31)

53.3

(1.18; 0.93–1.50)

48.9

(0.93; 0.73–1.19)

46.3

(0.87; 0.70–1.07)

Met ADG recommendation for daily vegetable consumption (i.e., at least 5 serves for females, at least 6 serves for males)

8.2^†

8.2

(1.08; 0.79–1.49)

6.4

(0.77; 0.52–1.15)

5.7

(0.74; 0.49–1.12)

7.9

(1.02; 0.63–1.66)

12.2*

(1.66; 1.15–2.40)

10.9

(1.37; 0.93–2.02)

11.9*

(1.47; 1.04–2.08)

Consumed sugar sweetened beverages 1 or more times per week

60.2^†

58.0

(0.92; 0.76–1.12)

54.2

(0.81; 0.59–1.09)

56.5

(0.85; 0.62–1.16)

46.0*

(0.58; 0.44–0.77)

51.0*

(0.70; 0.51–0.96)

43.1*

(0.50; 0.39–0.65)

41.3*

(0.48; 0.39–0.60)

Consumed sugar sweetened beverages 4 or more times per week

28.3^†

29.3

(0.94; 0.75–1.17)

27.4

(0.79; 0.56–1.11)

26.3*

(0.67; 0.47–0.95)

19.2*

(0.60; 0.42–0.84)

16.0*

(0.38; 0.26–0.56)

12.1*

(0.35; 0.25–0.50)

13.8*

(0.43; 0.32–0.56)

Consumed fast food 1 or more times per week

61.8^†

62.7

(1.00; 0.83–1.21)

63.3

(1.04; 0.83–1.32)

65.3

(1.18; 0.92–1.49)

54.0*

(0.75; 0.57-1.00)

61.1

(0.96; 0.75–1.23)

61.8

(1.03; 0.80–1.32)

65.8

(1.21; 0.96–1.51)

Consumed sweet foods 3 or more times per week

49.9^†

48.5

(0.91; 0.75–1.10)

49.1

(0.92; 0.73–1.17)

46.3

(0.85; 0.67–1.07)

47.5

(0.89; 0.67–1.17)

52.0

(1.02; 0.80–1.30)

45.9

(0.84; 0.65–1.07)

47.6

(0.87; 0.70–1.08)