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/mL1200 mL/day? mL/h24 h/day

Practice exercise (made-up values, not clinical guidance). A patient is prescribed 1200 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.

1200 mL/day24 h
R = mL/h
2.Easy
1.5 kcal/mL68 g protein/L80 mL/h24 h/dayE = ? kcal/day

Practice exercise (made-up values, not clinical guidance). A tube feed that provides 1.5 kcal/mL runs at 80 mL/h for 24 hours a day. How many kilocalories E does the patient receive per day?

80 mL/h24 h/day1.5 kcal/mL
E = kcal/day
3.Medium
63 g/L1.3 g/kg/day80 mL/h89 kg18 h/dayΔP = ? g

Practice exercise (made-up values, not clinical guidance). An 89 kg patient needs 1.3 g of protein per kg a day. The tube feed contains 63 g of protein per litre and runs at 80 mL/h for 18 hours a day. How many grams of extra protein ΔP a day are still needed? Round to one decimal place.

89 kg1.3 g/kg/day63 g/L80 mL/h · 18 h
ΔP = g/day
4.Medium
44 g/L1.2 g/kg/day50 mL/h66 kg20 h/day10 g/scoopn = ?

Practice exercise (made-up values, not clinical guidance). A 66 kg patient needs 1.2 g of protein per kg a day. The tube feed contains 44 g of protein per litre and runs at 50 mL/h for 20 hours a day. A protein powder supplies 10 g of protein per scoop. How many scoops n a day are needed to cover the shortfall? Round up to a whole scoop.

66 kg1.2 g/kg/day44 g/L50 mL/h · 20 h10 g/scoop
n =
5.Hard
94 kg160 cmwomanBMI = kg/m²P = ? g/day

Practice exercise (made-up values, not clinical guidance). A critically ill woman is 160 cm tall and weighs 94 kg. The practice protocol gives 2 g of protein per kg of ideal body weight (Devine) per day if the BMI is 30 to under 40 kg/m², and 2.5 g/kg of ideal body weight per day if the BMI is 40 kg/m² or more. Find the protein goal P in g/day. Round to the nearest whole number.

160 cm94 kgwomanBMI 30–40: 2 g/kg IBWBMI ≥ 40: 2.5 g/kg IBW
P = g/day
6.Hard
119 kg170 cmmanBMI = kg/m²E = ? kcal/day

Practice exercise (made-up values, not clinical guidance). A critically ill man is 170 cm tall and weighs 119 kg. The practice protocol gives 13 kcal/kg of actual body weight per day if the BMI is 30–50 kg/m², and 25 kcal/kg of ideal body weight (Devine) per day if the BMI is above 50 kg/m². Find the energy goal E in kcal/day. Round to the nearest whole number.

170 cm119 kgmanBMI 30–50: 13 kcal/kg actualBMI > 50: 25 kcal/kg IBW
E = kcal/day

Answer key

  1. 1. R = 50 mL/h
  2. 2. E = 2880 kcal/day
  3. 3. ΔP = 25 g/day
  4. 4. n = 4
  5. 5. P = 105 g/day
  6. 6. E = 1547 kcal/day

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