Table 3 Per-capita percentage dietary glycaemic load contribution from the top 20 food groups, stratified by age group.

From: Dietary glycaemic index and glycaemic load among Australian adults – results from the 2011–2012 Australian Health Survey

Food groups

19–30 years

31–50 years

51–70 years

71 + years

p trend 1

Bread and bread rolls

10.8 ± 13.2

13.6 ± 15.0

16.6 ± 16.4†‡

19.4 ± 14.5†‡§

<0.001

Cereal-based dishes

15.0 ± 19.2

11.3 ± 17.8

7.4 ± 15.8†‡

3.9 ± 11.5†‡§

<0.001

Breakfast cereals (ready to eat)

6.1 ± 10.7

6.1 ± 11.0

6.8 ± 11.2

8.9 ± 11.1†‡§

<0.001

Flours, cereals and starches

7.3 ± 16.4

6.7 ± 16.1

6.3 ± 15.6

3.1 ± 10.4†‡§

<0.001

Potatoes

5.2 ± 10.0

5.3 ± 10.0

5.5 ± 10.6

5.7 ± 9.5

0.036

Sweetened beverages

6.6 ± 11.2

4.5 ± 10.1

2.8 ± 8.7†‡

1.4 ± 5.0†‡

<0.001

Sugar, honey and syrups

2.7 ± 5.1

4.2 ± 6.7

4.3 ± 7.2

5.2 ± 7.5

<0.001

Cake-type dessert

3.0 ± 8.7

3.7 ± 9.8

4.3 ± 10.3

5.3 ± 11.4

<0.001

Fruits and vegetables juices, cordials

3.9 ± 7.7

2.7 ± 6.6

2.3 ± 5.8

2.6 ± 6.3

<0.001

Fancy breads

2.1 ± 6.3

2.8 ± 8.2

2.2 ± 7.5

1.9 ± 6.3

0.036

Sweet biscuits

1.9 ± 6.9

1.9 ± 4.4

2.4 ± 5.6

3.9 ± 6.5†‡§

<0.001

Dairy milk

1.8 ± 2.9

2.0 ± 2.7

2.4 ± 4.0

3.0 ± 3.9†‡

<0.001

Tropical and subtropical fruit

1.6 ± 4.5

2.0 ± 5.1

2.3 ± 5.2

3.5 ± 6.2†‡§

<0.001

Pastries

2.2 ± 7.1

2.5 ± 7.4

2.7 ± 7.6

2.2 ± 6.0

0.760

Pome fruit

1.5 ± 3.5

1.9 ± 4.2

1.8 ± 3.8

2.2 ± 4.7

<0.001

Savoury biscuits

1.2 ± 5.4

1.8 ± 5.6

2.1 ± 6.4

2.0 ± 5.1

<0.001

Poultry-based dishes

2.4 ± 7.2

1.8 ± 6.7

1.3 ± 5.4

1.0 ± 4.5

<0.001

Pastas

2.0 ± 7.6

1.5 ± 6.7

1.1 ± 5.4

0.4 ± 2.8†‡

<0.001

Chocolates

1.4 ± 4.3

1.6 ± 5.0

1.8 ± 6.8

1.0 ± 3.2

0.283

Frozen milk products

1.0 ± 3.3

0.8 ± 3.2

1.2 ± 3.6

1.6 ± 4.6

<0.001

Other food groups

20.4 ± 18.1

21.2 ± 17.8

22.2 ± 17.9

22.1 ± 16.4

0.001

  1. Values were presented as mean ± SD. Data were weighted to account for over- or under-sampling to enable representation of the general Australian population.
  2. 1p for trend across age groups tested by linear regression.
  3. Indicates p < 0.001 when compared with participants aged 19–30 years.
  4. Indicates p < 0.001 when compared with participants aged 31–50 years.
  5. §Indicates p < 0.001 when compared with participants aged 51–70 years.