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/mL1600 mL/day? mL/h20 h/day

Practice exercise (made-up values, not clinical guidance). A patient is prescribed 1600 mL of tube feed a day, run by pump over 20 hours. At what rate R do you set the pump, in mL/h? Round to the nearest whole number.

1600 mL/day20 h
R = mL/h
2.Easy
1 kcal/mL1800 kcal/day? mL/h12 h/day

Practice exercise (made-up values, not clinical guidance). A patient needs 1800 kcal a day from a tube feed that provides 1 kcal/mL. The feed runs by pump for 12 hours a day. At what rate R do you set the pump, in mL/h? Round to the nearest whole number.

1800 kcal/day1 kcal/mL12 h
R = mL/h
3.Medium
127 kg195 cmmanIBW (Devine)%IBW = ?

Practice exercise (made-up values, not clinical guidance). A man is 195 cm tall and weighs 127 kg. Find the actual weight as a percentage of the ideal body weight, %IBW, using the Devine formula (1 in = 2.54 cm). Round to the nearest whole number.

195 cm127 kgman
%IBW = %
4.Medium
179 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 179 cm tall (1 in = 2.54 cm). Round to one decimal place.

179 cmman1 in = 2.54 cm
IBW = kg
5.Hard
135 kg160 cmwomanBMI = kg/m²P = ? g/day

Practice exercise (made-up values, not clinical guidance). A critically ill woman is 160 cm tall and weighs 135 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 cm135 kgwomanBMI 30–40: 2 g/kg IBWBMI ≥ 40: 2.5 g/kg IBW
P = g/day
6.Hard
3 kgdextrose 10%7 mL/hGIR = ? mg/kg/min

Practice exercise (made-up values, not clinical guidance). A child who weighs 3 kg receives 10% dextrose at 7 mL/h. Find the glucose infusion rate GIR in mg/kg/min. Round to two decimal places.

3 kg10%7 mL/h
GIR = mg/kg/min

Answer key

  1. 1. R = 80 mL/h
  2. 2. R = 150 mL/h
  3. 3. %IBW = 143 %
  4. 4. IBW = 74.1 kg
  5. 5. P = 131 g/day
  6. 6. GIR = 3.89 mg/kg/min

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