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Table 2 Dietary profile and nutrient intake in patients with Retinitis Pigmentosa

From: Dietary profile of patients with Stargardt’s disease and Retinitis Pigmentosa: is there a role for a nutritional approach?

  Males (n = 23) Females (n = 33)
  Mean (SD) DRI Mean (SD) DRI
Energy, kcal 1994.9 (436.4) 2200 1830 (362.1) 1800
% of energy from carbohydrates 47.9 (7.9) 45–60 % 49.6 (6.2) 45–60 %
% of energy from protein 16.7 (2.6) 15–20 % 17.7 (2.8) 15–20 %
% of energy from fats 34.6 (6.2) <30 % 34.1 (5.6) <30 %
% of energy from saturated fats 9.3 (2.8) < 10 % 9.3 (2.3) < 10 %
% of energy from monounsaturated fats 15.6 (3.6) 15–20 % 15 (3.7) 15–20 %
% of energy from polyunsaturated fats 3.6 (1) 5–10 % 3.4 (0.9) 5–10 %
EPA, mg 180 (130) >250 230 (60) >250
DHA, mg 190 (150) 280 (60)
Cholesterol, mg 284.4 (113.9) <200 266.3 (87.6) <200
Dietary fibre, g 15.5 (4.5) 25 15.9 (4.3) 25
Calcium, mg 596.9 (198.8) 1000 662.5 (213.9) 1000
Magnesium, mg 138.8 (50.4) 240 139.6 (33.6) 240
Potassium, mg 2432.8 (511.5) 3900 2423.9 (552.5) 3900
Sodium, mg 1626.8 (563.1) 1500 1357.8 (443.1) 1500
Iron, mg 11.7 (3.7) 10 10.9 (2.8) 18
Vitamin A, μg RAE 1332.9 (205.7) 700 1368.9 (498.7) 600
Thiamin, mg 1.07 (0.35) 1.2 1.05 (0.21) 1.1
Riboflavin, mg 1.56 (0.47) 1.6 1.16 (0.32) 1.3
Niacin, mg 17.3 (5.4) 18 15.4 (4.9) 18
Vitamin B6, mg 1.26 (0.43) 1.3 1.33 (0.39) 1.3
Folic acid, mg 203.9 (80.4) 400 221.2 (66.8) 400
Vitamin C, mg 112.1 (60.6) 105 136.3 (50.5) 85
Vitamin D, μg 3.83 (2.76) 15 4.44 (2.24) 15
Vitamin E, mg 9.7 (3.6) 15 9.2 (3.1) 15
  1. The dietary reference intakes (DRI) are presented using adequate intake and population reference intake for males and females aged 18–59 years according to the Dietary Reference Values of the Italian Society of Human Nutrition [15]
  2. EPA eicosapentaenoic acid, DHA docosahexaenoic acid, RAE retinol activity equivalent