Table 4. Per-consumer percentage dietary glycaemic load contribution from the top 20 food groups, stratified by age group.
| Food groups | 19–30 years | 31–50 years | 51–70 years | 71 + years | ptrend1 |
|---|---|---|---|---|---|
| Bread and bread rolls | 20.1 ± 11.7 | 21.3 ± 13.7 | 23.1 ± 14.9† | 23.1 ± 12.8† | <0.001 |
| Cereal-based dishes | 29.6 ± 17.2 | 28.5 ± 17.7 | 29.8 ± 18.6 | 27.1 ± 17.0 | 0.859 |
| Breakfast cereals (ready to eat) | 18.8 ± 10.6 | 18.6 ± 11.5 | 18.0 ± 11.3 | 16.3 ± 10.2 | <0.001 |
| Flours, cereals and starches | 34.5 ± 18.4 | 34.4 ± 19.4 | 33.8 ± 19.3 | 20.9 ± 18.9†‡§ | <0.001 |
| Potatoes | 16.1 ± 11.8 | 16.2 ± 11.4 | 17.2 ± 12.1 | 15.1 ± 9.9 | 0.831 |
| Sweetened beverages | 16.1 ± 12.4 | 13.9 ± 13.5 | 12.4 ± 14.5† | 11.0 ± 9.9 | <0.001 |
| Sugar, honey and syrups | 6.8 ± 6.2 | 8.1 ± 7.4 | 8.8 ± 8.1† | 9.6 ± 7.8† | <0.001 |
| Cake-type dessert | 18.8 ± 13.4 | 21.8 ± 13.1 | 21.7 ± 12.9 | 21.9 ± 13.5 | 0.015 |
| Fruits and vegetables juices, cordials | 12.5 ± 9.2 | 11.4 ± 9.3 | 9.9 ± 8.5† | 9.9 ± 8.9 | <0.001 |
| Fancy breads | 15.3 ± 9.2 | 19.4 ± 11.8 | 19.5 ± 12.2† | 17.8 ± 9.6 | 0.108 |
| Sweet biscuits | 11.2 ± 13.5 | 8.4 ± 5.8 | 10.0 ± 7.4† | 10.2 ± 6.7 | 0.921 |
| Dairy milk | 3.3 ± 3.3 | 2.8 ± 2.8 | 3.0 ± 4.3 | 3.5 ± 4.0 | 0.367 |
| Tropical and subtropical fruit | 9.2 ± 6.6 | 9.8 ± 7.3 | 9.8 ± 6.3 | 10.2 ± 6.5 | 0.192 |
| Pastries | 16.0 ± 12.1 | 15.3 ± 11.7 | 16.8 ± 11.1 | 14.1 ± 8.0 | 0.420 |
| Pome fruit | 7.0 ± 4.2 | 7.5 ± 5.2 | 7.4 ± 4.3 | 7.8 ± 5.7 | 0.026 |
| Savoury biscuits | 12.0 ± 12.8 | 11.1 ± 9.9 | 11.0 ± 11.0 | 9.3 ± 7.5 | 0.086 |
| Poultry-based dishes | 11.6 ± 12.2 | 12.1 ± 13.3 | 12.1 ± 11.5 | 13.3 ± 10.6 | 0.372 |
| Pastas | 22.0 ± 13.9 | 21.6 ± 14.2 | 22.0 ± 11.5 | 16.4 ± 9.2 | 0.489 |
| Chocolates | 8.0 ± 7.3 | 8.8 ± 8.5 | 9.9 ± 13.3 | 5.3 ± 5.7§ | 0.146 |
| Frozen milk products | 7.2 ± 5.9 | 7.1 ± 6.3 | 7.5 ± 5.7 | 7.5 ± 5.7 | 0.419 |
| Other food groups | 20.5 ± 18.1 | 21.2 ± 17.8 | 22.2 ± 17.9 | 22.1 ± 16.4 | 0.001 |
Values were presented as mean ± SD. Data were weighted to account for over- or under-sampling to enable representation of the general Australian population.
1p for trend across age groups tested by linear regression.
†Indicates p < 0.001 when compared with participants aged 19–30 years.
‡Indicates p < 0.001 when compared with participants aged 31–50 years.
§Indicates p < 0.001 when compared with participants aged 51–70 years.