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. 2025 Oct 9;15:35271. doi: 10.1038/s41598-025-17063-5

Table 2.

Dietary and nutrient intakes of study participants across case and control groups.

Case (n = 136) Control (N = 272) P-value*
Food groups (Servings/day)
Grains 15.60 ± 4.10 15.40 ± 2.90 0.553
Fruits 3.10 ± 1.30 3.20 ± 0.70 0.254
Vegetables 2.90 ± 1.10 4.00 ± 0.90 < 0.001
Total dairy 2.82 ± 1.30 2.97 ± 0.60 0.235
High-fat dairy 1.43 ± 1.40 1.44 ± 0.80 0.960
Low-fat dairy 1.39 ± 0.70 1.59 ± 0.60 0.002
White meats 1.10 ± 0.80 1.30 ± 0.60 0.016
Red meats 1.00 ± 0.60 0.90 ± 0.70 0.970
Legumes 0.14 ± 0.12 0.24 ± 0.10 < 0.001
Nuts 0.87 ± 0.75 0.91 ± 0.39 0.486
Milk 0.48 ± 0.29 0.49 ± 0.18 0.868
High-fat milk 0.18 ± 0.22 0.14 ± 0.21 0.091
Low-fat milk 0.30 ± 0.22 0.35 ± 0.16 0.038
Yogurt 0.57 ± 0.24 0.49 ± 0.13 < 0.001
High-fat yogurt 0.20 ± 0.20 0.11 ± 0.12 < 0.001
Low-fat yogurt 0.37 ± 0.20 0.38 ± 0.15 0.872
Cheese 1.36 ± 1.24 1.53 ± 0.58 0.133
Ice cream 0.11 ± 0.09 0.11 ± 0.07 0.800
Doogh 0.08 ± 0.06 0.10 ± 0.09 0.010
Cream 0.06 ± 0.08 0.06 ± 0.08 0.957
Kashk 0.15 ± 0.19 0.19 ± 0.12 0.046
Butter (g/day) 5.90 ± 4.78 5.47 ± 4.02 0.365
Nutrients
Energy intake (kcal) 2484 ± 408 2443 ± 272 0.289
Protein (% of energy) 12.40 ± 1.40 13.00 ± 1.00 < 0.001
Fat (% of energy) 28.90 ± 5.20 27.30 ± 3.30 0.002
SFA (% of energy) 9.20 ± 2.10 8.50 ± 1.20 0.001
PUFA (% of energy) 5.00 ± 1.70 5.00 ± 1.00 0.963
Carbohydrate (% of energy) 61.60 ± 5.30 60.20 ± 3.50 0.006
Sodium (mg/day) 3983 ± 1518 4008 ± 1555 0.880
Calcium (mg/day) 902.4 ± 143.0 930.6 ± 99.6 0.041
Potassium (mg/day) 3786 ± 635 4091 ± 391 < 0.001
Zinc (mg/day) 9.27 ± 1.70 9.85 ± 1.20 < 0.001
Dietary fiber (g/2000 kcal) 18.00 ± 3.90 21.10 ± 2.60 < 0.001

* Obtained from independent sample T-Test. Significant p-values are highlighted in bold.

Abbreviations: SFA, saturated fatty acid; PUFA, polyunsaturated fatty acid.

Values are presented as energy adjusted by the residual method.