Enteral & parenteral nutrition calculations worksheet with answers

Free printable Enteral & parenteral nutrition calculations worksheet: 6 problems from easy to exam level, with an answer key. Print it or save it as a PDF.

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Name: ____________________   Date: ____________

1.Easy
1 kcal/mL44 g protein/L80 mL/h18 h/dayP = ? g/day

Practice exercise (made-up values, not clinical guidance). A tube feed with 44 g of protein per litre runs at 80 mL/h for 18 hours a day. How many grams of protein P does the patient receive per day? Round to one decimal place.

80 mL/h18 h/day44 g/L
P = g/day
2.Easy
1.5 kcal/mL1250 mL/day? mL/h24 h/day

Practice exercise (made-up values, not clinical guidance). A patient is prescribed 1250 mL of tube feed a day, run by pump over 24 hours. At what rate R do you set the pump, in mL/h? Round to the nearest whole number.

1250 mL/day24 h
R = mL/h
3.Medium
2 kcal/mL30 kcal/kg/day? mL/h65 kg24 h/day

Practice exercise (made-up values, not clinical guidance). A 65 kg adult (BMI below 30) needs 30 kcal/kg/day. The tube feed provides 2 kcal/mL and runs by pump for 24 hours a day. At what rate R do you set the pump, in mL/h? Round to the nearest whole number.

65 kg30 kcal/kg/day2 kcal/mL24 h
R = mL/h
4.Medium
1.5 kcal/mL25 kcal/kg/day? mL/h59 kg16 h/day

Practice exercise (made-up values, not clinical guidance). A 59 kg adult (BMI below 30) needs 25 kcal/kg/day. The tube feed provides 1.5 kcal/mL and runs by pump for 16 hours a day. At what rate R do you set the pump, in mL/h? Round to the nearest whole number.

59 kg25 kcal/kg/day1.5 kcal/mL16 h
R = mL/h
5.Hard
18 hdextrose 17.5%1800 mLamino acids 3.5%1800 mL86 kg18 hGIR = ? mg/kg/min

Practice exercise (made-up values, not clinical guidance). An 86 kg adult receives 1800 mL of parenteral nutrition containing 17.5% dextrose, infused over 18 hours. Find the glucose infusion rate GIR in mg/kg/min. Round to two decimal places.

86 kg1800 mLdextrose 17.5%18 h
GIR = mg/kg/min
6.Hard
24 hdextrose 25%1200 mLamino acids 5%1200 mL96 kg24 hGIR = ? mg/kg/min

Practice exercise (made-up values, not clinical guidance). A 96 kg adult receives 1200 mL of parenteral nutrition containing 25% dextrose, infused over 24 hours. Find the glucose infusion rate GIR in mg/kg/min. Round to two decimal places.

96 kg1200 mLdextrose 25%24 h
GIR = mg/kg/min

Answer key

  1. 1. P = 63.4 g/day
  2. 2. R = 52 mL/h
  3. 3. R = 41 mL/h
  4. 4. R = 61 mL/h
  5. 5. GIR = 3.39 mg/kg/min
  6. 6. GIR = 2.17 mg/kg/min

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