Calculating Nutrition

Question 1

What is the “4-2-1” approach to determining maintenance fluid goals?

Answer 1

First 10 kg = 40 mL
Second 20 kg = 20 mL
Everything > 20 kg = +1 mL per kg over 20

Ex: 35 kg child = 75 mL/hr rate

Goal fluids: 75 mL x 24 hrs = 1800 mL/day