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Table 2 Nutrition

From: Short-term amino acid infusion improves protein balance in critically ill patients

 

Total energy intake

Total protein intake

 

(kcal/kg/day)

(g/kg/day)

Q1 effect AA (n =13)

  

First basal

17 (0 to 26)

0.7 (0.0 to 1.0)

First AA

21 (4 to 30)

1.6 (1.0 to 2.0)

P-value

0.001

0.001

Q2 time effect basal (n =10)

  

First basal

16 (0 to 21)

0.6 (0.0 to 1.0)

Second basal

18 (0 to 36)

0.7 (0.0 to 1.4)

P-value

0.09

0.11

Change from first to second

8 (−21 to 23)

0.3 (−1.0 to 0.9)

Q3 time effect AA (n =7)

  

First basal

14 (0 to 20)

0.5 (0.0 to 0.8)

First AA

17 (4 to 24)

1.5 (1.0 to 1.7)

P-value

0.017

0.017

Second basal

20 (10 to 36)

0.8 (0.4 to 1.4)

Second AA

24 (14 to 40)

1.7 (1.4 to 2.3)

P-value

0.017

0.017

  1. The data reflect the amount of energy and protein given to the three different patients cohorts during the basal and amino acid supplementation (AA) measurements to answer the three research question (Q1 to Q3). Question 1: Do extra parenteral amino acids during the first week in the intensive care unit (ICU) modulate whole body protein kinetics? Question 2: Do baseline protein kinetics change during early ICU treatment? Question 3: Are the effects of extra parenteral amino acids maintained after a few days? P-values indicate statistically significant difference from basal (Wilcoxon signed-rank test).