Table 1 Components and Dutch dietary guidelines of the DHD-index and their cut-off (maximum score) and threshold values (minimum score)
Components | Dutch Guidelines for a Healthy Diet | Minimum score (=0) | Maximum score (=10) | |
|---|---|---|---|---|
1. | Physical activity (week) | At least 30 minutes of moderate intensity physical activity – brisk walking, cycling, gardening, etc. – at least five days a week, but preferably every day. | 0 activities* | ≥ 5 activities |
2. | Vegetable (day) | Eat 150 to 200 grams of vegetables. | 0 gram | ≥200 gram |
3. | Fruit + fruit juices (day)* | Eat 200 grams of fruit a day. | 0 gram | ≥ 200 gram |
4. | Fiber (day) | Eat 30 to 40 grams a day of dietary fiber, especially from sources such as fruit, vegetables and whole-grain cereal products. | 0 gram/4.2 MJ | ≥14 gram/4.2 MJ |
5. | Fish (day) † | Eat two portions of fish a week, at least one of which should be oily fish. | 0 mg EPA + DHA | ≥ 450 mg EPA + DHA |
6. | SFA (day) | Limit saturated fatty acid consumption to less than 10 percent of energy intake. | ≥ 16.6 en% | < 10 en% |
7. | TFA (day) | Limit mono trans-fatty acid consumption to less than 1 percent of energy intake. | ≥ 1.6 en% | < 1 en% |
8. | ADF (day)‡ | Limit consumption of foods and beverages that contain easily fermentable sugars and drinks that are high in food acids, to seven occasions a day (including main meals). | > 7 occasions | ≤ 7 occasions |
9. | Sodium (day) | Limit consumption of table salt to 6 grams a day. | ≥ 2.45 gram | < 1.68 gram |
10. | Alcohol (day) | If alcohol is consumed at all, male intake should be limited to two Dutch units (20 gram ethanol) a day and female intake to one. | Male: ≥60 grams Female: ≥40 grams | Male: ≤20 grams Female: ≤10 grams |