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. 2017 Jan 12;9(1):61. doi: 10.3390/nu9010061

Table 1.

Description of the construction of the nutritional scores.

Name of the Score Objective Methods/Calculation Score Components Scale Range
Diet Quality Index Based on the Probability of Adequate Nutrient Intake PANDiet [21] Reflects the adequacy between nutrient intakes and French recommendations for 24 nutrients PANDiet is the average of two sub-scores. The adequacy sub-score is the average of the probability of adequacy * (between 0 and 1), multiplied by 100 for nutrients for which the usual intake should be above a reference value. The moderation sub-score is the average of the probability of adequacy * (between 0 and 1) for nutrients for which the usual intake should not exceed a reference value and penalty values. Adequacy score: protein, total carbohydrate, total fat, poly-unsaturated fatty acids, fibre, vitamins A, B1, B2, B3, B6, B9, B12, C, D, E, calcium, magnesium, zinc, phosphorus, potassium and iron. Moderation score: protein, total fat, saturated fatty acids, carbohydrate, cholesterol, and sodium Penalty: retinol, niacin, vitamin B6, C, D, E, folate, calcium, magnesium, zinc, phosphorus and iron 0 to 100
mPNNS-GS [22] Reflects the level of adherence to the French food-based recommendation defined by the PNNS (Programme National Nutrition Santé) mPNNS-GS is the sum of components. We did not use the physical activity component. Fruit and vegetables (0–2), starchy foods (0–1), whole-grain (0–1), dairy products (0–1), meat (0–1), seafood (0–1), added fat (0–1), sweets (−0.5–1), water and soda (0–1), alcohol (0–1), salt (−0.5–1.5), penalty if energy intake >105% of calculated energy needs 0 to 13.5
Literature-based adherence score of Mediterranean diet [8] Assesses the adherence to the Mediterranean diet regardless of the sample For each food group, three levels of consumption are considered (predefined portion) and 0, 1, or 2 points were given depending on the daily consumption and the component Fruits, vegetables, legumes, fish, starches, meat, dairy products, alcohol and olive oil 0 to 18
Dietary diversity score [23] Evaluates the number of food groups consumed per day The score is the sum of individual food groups consumed on average per day, among 21 food groups. A minimum portion size is required for each food group to be included in the score: 40 g for vegetables or fruits, 15 g for grains, legumes, cheese and 30 g for other foods. Grains, cereals, legumes, tubers, vitamin A-rich vegetables, dark green leafy vegetables, vitamin C-rich vegetables, soybeans and soy products, other vegetables, vitamin A-rich fruits, vitamin C-rich fruits, others fruits, organ meat, meat, eggs, seafood, fish, insects, dairy products, cheeses and fat 0 to 21

* Probability of adequate Nutrient Intake =F((xr)(SDr2+SDy2)n), F was “probnorm” function in SAS, x was the mean intake, SDy2 was the day-to-day variability of intake, n was the number of days of dietary data, r was the nutrient reference value and SDr2 was the interindividual variability.