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
1.5 kcal/mL1000 mL/day5 × ? mL5× per day

Practice exercise (made-up values, not clinical guidance). A patient is prescribed 1000 mL of formula a day, given as 5 equal bolus feeds. What volume V is given in each bolus? Round to the nearest whole number.

1000 mL/day5 boluses
V = mL
2.Easy
2 kcal/mL2000 kcal/day? mL/h18 h/day

Practice exercise (made-up values, not clinical guidance). A patient needs 2000 kcal a day from a tube feed that provides 2 kcal/mL. The feed runs by pump for 18 hours a day. At what rate R do you set the pump, in mL/h? Round to the nearest whole number.

2000 kcal/day2 kcal/mL18 h
R = mL/h
3.Medium
162 cmmanIBW = ? kg

Practice exercise (made-up values, not clinical guidance). Use the Devine formula to find the ideal body weight IBW of a man who is 162 cm tall (1 in = 2.54 cm). Round to one decimal place.

162 cmman1 in = 2.54 cm
IBW = kg
4.Medium
169 cmwomanIBW = ? kg

Practice exercise (made-up values, not clinical guidance). Use the Devine formula to find the ideal body weight IBW of a woman who is 169 cm tall (1 in = 2.54 cm). Round to one decimal place.

169 cmwoman1 in = 2.54 cm
IBW = kg
5.Hard
24 hdextrose 15%2400 mLamino acids 4.25%2400 mLlipid 20%500 mL · 2 kcal/mLdextrose 3.4 kcal/gamino acids 4 kcal/gNPC = ? kcal

Practice exercise (made-up values, not clinical guidance). Over 24 hours a patient receives 2400 mL of parenteral nutrition with final concentrations of 15% dextrose and 4.25% amino acids, plus 500 mL of 20% lipid emulsion (2 kcal/mL). Find the non-protein energy NPC in kcal per day. Round to the nearest whole number.

2400 mLdextrose 15%amino acids 4.25%lipid 500 mL · 2 kcal/mL
NPC = kcal/day
6.Hard
12 hdextrose 25%1000 mLamino acids 6%1000 mL81 kg12 hGIR = ? mg/kg/min

Practice exercise (made-up values, not clinical guidance). An 81 kg adult receives 1000 mL of parenteral nutrition containing 25% dextrose, infused over 12 hours. Find the glucose infusion rate GIR in mg/kg/min. Round to two decimal places.

81 kg1000 mLdextrose 25%12 h
GIR = mg/kg/min

Answer key

  1. 1. V = 200 mL
  2. 2. R = 56 mL/h
  3. 3. IBW = 58.7 kg
  4. 4. IBW = 60.5 kg
  5. 5. NPC = 2224 kcal/day
  6. 6. GIR = 4.29 mg/kg/min

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