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Table 3 Nutrient intake of tuber consumers and non-tuber consumers across Brazil

From: Impact of sociodemographic factors on the consumption of tubers in Brazil

Nutrient (unit) Mean Intakes (SE) Δ Mean Intakes (%)
  Tuber Consumers
N = 18,901
Non-Tuber Consumers
N = 14,603
 
Energy (kcal/day) 1848 (0.003) 1600 (0.003) 248 (15.5)***
Macronutrients    
Protein (g/day) 83.3 (0.003) 75.5 (0.004) 7.8 (10.3)***
Protein (g/1000 kcal) 45.4 (0.002) 47.4 (0.002) 2 (4.2)***
Total Fat (g/day) 57.5 (0.004) 50.1 (0.004) 7.4 (14.8)***
Total Fat (g/1000 kcal) 30.8 (0.002) 30.9 (0.002) 0.09 (0.3)
Carbohydrates (g/day) 247 (0.003) 209 (0.003) 37.2 (17.7)***
Carbohydrates (g/1000 kcal) 134 (0.001) 132 (0.001) 2.3 (1.7)***
Total Fiber (g/day) 21.1 (0.004) 18.4 (0.004) 2.7 (14.6)***
Total Fiber (g/1000 kcal) 11.7 (0.003) 11.8 (0.003) 0.07 (0.6)***
Micronutrients    
Calcium (mg/1000 kcal) 277 (0.004) 285 (0.004) 8.3 (2.9)***
Magnesium (mg/1000 kcal) 139 (0.002) 140 (0.003) 0.7 (0.5)
Manganese (mg/1000 kcal) 2.94 (0.030) 3.06 (0.034) 0.12 (3.8)**
Phosphorus (mg/1000 kcal) 551 (0.002) 563 (0.002) 12.8 (2.3)***
Iron (mg/1000 kcal) 6.27 (0.002) 6.68 (0.003) 0.41 (6.1)***
Sodium (g/1000 kcal) 0.83 (0.005) 0.89 (0.005) 0.05 (6)***
Potassium (mg/1000 kcal) 1357 (0.002) 1339 (0.002) 17.9 (1.3)***
Copper (mg/1000 kcal) 0.75 (0.012) 0.73 (0.013) 0.01 (2)
Zinc (mg/1000 kcal) 6.18 (0.003) 6.56 (0.003) 0.37 (5.7)***
Selenium (μg/1000 kcal) 50.7 (0.004) 51.6 (0.005) 0.88 (1.7)**
Retinol (μg/1000 kcal) 224 (0.026) 215 (0.029) 8.3 (3.9)
Thiamin (vitamin B1) (mg/1000 kcal) 0.64 (0.002) 0.67 (0.002) 0.03 (3.9)***
Riboflavin (vitamin B2) (mg/1000 kcal) 0.89 (0.003) 0.97 (0.003) 0.09 (9)***
Niacin (vitamin B3) (mg/1000 kcal) 8.31 (0.003) 8.44 (0.004) 0.13 (1.5)
Pyridoxine (vitamin B6) (mg/1000 kcal) 0.84 (0.002) 0.83 (0.003) 0.01 (1.1)***
Cobalamine (vitamin B12) (μg/1000 kcal) 3.23 (0.015) 3.14 (0.017) 0.09 (2.7)**
Folate (dietary equivalent) (μg/1000 kcal) 149 (0.004) 162 (0.004) 12.8 (7.9)***
Vitamin D (calciferol) (μg/1000 kcal) 1.91 (0.008) 1.96 (0.009) 0.05 (2.8)***
Vitamin E (total Alpha-tocopherol) (mg/1000 kcal) 2.28 (0.003) 2.27 (0.003) 0.01 (0.5)
Vitamin C (mg/1000 kcal) 100 (0.027) 109 (0.031) 9 (8.3)**
  1. Means were adjusted for age, gender, region, rural/urban area, and income; **P < 0.01, ***P < 0.001; SE: standard error; Absolute Δ (Difference) Mean Intakes = │Tuber Consumers – Non-Tuber Consumers│ (% Difference)