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Table 4 Absolute macro- and micro-nutrient intake on baseline and intervention days, with dietary reference intakes.

From: Physician nutrition and cognition during work hours: effect of a nutrition based intervention

   Baseline Intervention  
Nutrient DRI a Mean
intakeb
(SD)
Energy
percent
distributionc
Mean
intakeb
(SD)
Energy
percent
distributionc
p-value
for mean
intake
Kcal 2200-2500 935 (442)   1345 (414)   0.008
Protein (g) 46 - 56 35 (22) 15% 54 (18) 16% 0.01
Carbohydrate (g) 240-375 129 (66) 55% 192 (73) 57% 0.005
Fat (g) 49-90 35 (22) 34% 47 (16) 31% 0.08
Saturated fat (g) < 24-25 13 (11) 13% 13 (7) 9% 0.94
Polyunsat. fat(g) 13-16 5 (3) 5% 9 (4) 6% 0.001
Cholesterol (mg) 300 137 (128)   123 (50)   0.66
Fibre (g) 21 - 31 8 (6)   23 (7)   < 0.001
Total sugar (g) 60-95 67 (42)   90 (29)   0.02
Potassium (mg) 4700 1261 (668)   2569 (775)   < 0.001
Calcium (mg) 1000-1200 575 (459) d   679 (345) d   0.07d
Vitamin D (ug) 15-25 0.5 (2.6) d   1.1 (1.1) d   0.71d
Sodium (mg) 1300 1266 (684)   1744 (940)   0.05
  1. a Dietary Reference Intake (values shown include the range for females and males)
  2. b Includes intake only during the study period and does not reflect 24 hour intake
  3. c Total exceeds 100% given difficulty of achieving perfect precision with recording of dietary intake.
  4. d Calcium and Vitamin D values are presented as median (IQR) and compared using the Wilcoxon Signed Rank test.