PREDICTING ENERGY REQUIREMENTS

PREDICTING ENERGY REQUIREMENTSF rances PhillipsAPD Chief Dietitian Royal Perth HospitalNov 2010 ..Estimatedenergyrequirementsareonlyasta rtingpoint,andthatallcliniciansshouldreg ularlyreviewtheirpatientstoensuretheyare meetingtheirnutritionalgoalsandtoevaluat etheeffectivenessofnutritionalsupport WeekesProcNutrSoc2007 SurveySurvey:Use ENERGY Equations Non Critical Care Adult Patients Stand UpHarris Benedict EquationHands at Assume eg = SF 10% and AF 15%(a)If Multiply BMR x [ + (SF + AF)] (SF +AF = 25%) (Non Cumulative approach)Hands on Shoulders(b) If Multiply BMR x (SF or AF), and then multiply other factor (Cumulative approach)Hands on Head Neither HB or Schofield Wave Hands Basil Metabolic Rate (BMR) Largestpartofanindividual stotalenergyexpenditure(TEE) Energyforinternalmechanicalactivitiesand maintenanceofbodytemperature Measure: Postfast Atphysicalandmentalrest 22-29

PREDICTING ENERGY REQUIREMENTS Frances Phillips APD Chief Dietitian Royal Perth Hospital Nov 2010

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