Resting Metabolic Rate/Indirect Calorimetry Report

A diagnostic report template for documenting indirect calorimetry/resting metabolic rate testing. Structured to capture pre-test conditions, measurement quality validation, results with predicted comparisons, and caloric…

Document Type

interpretation / results report / Study Interpretation Report

Specialties

Obesity Medicine
Created by Augustun

Template Preview

Patient: [Full name or [[Name missing]]]; MRN: [MRN or [[MRN missing]]]; DOB: [DOB or [[DOB missing]]]; Sex: [Sex or [[Sex missing]]]

Test Date/Time: [Date and time or [[Date/Time missing]]] — Location: [Facility/Unit/Room or [[Location missing]]]

Ordering Clinician: [Name, credentials or [[Ordering clinician missing]]] | Performing Clinician: [Name, credentials or [[Performing clinician missing]]] | Interpreting Clinician: [Name, credentials / Same as performing / [[Interpreting clinician missing]]]

Clinical Indication

  • [Primary indication(s) for testing: weight management / malnutrition assessment / bariatric pre-op / sports nutrition / ventilator weaning / other]
  • [Referral question] (Include only if explicitly stated.)
  • [Pertinent conditions affecting metabolic interpretation: thyroid disease, fever, active infection, recent trauma/surgery, pregnancy, burns, sepsis, organ failure] (Include only conditions relevant to metabolism.)

(If no clear indication documented, state: "No explicit clinical indication documented; results reported without strong recommendations.")

Pre-Test Conditions

(Document succinctly; label unknown items as "Unknown" rather than inferring.)

  • Fasting status: [Fasted # hours / Non-fasted, # hours since last caloric intake / Unknown] (If non-fasted, label result as non-fasted REE.)
  • Rest period and position: [# minutes resting] in [supine / reclined / seated] prior to measurement
  • Stimulants: Caffeine [# hours prior / Unknown]; Nicotine [# hours prior / Unknown]
  • Exercise: [# hours since last moderate/vigorous activity / Unknown]
  • Medications affecting metabolic rate or gas exchange: [List relevant meds / None reported / Unknown]
  • Room conditions: [Quiet / Not quiet], [Dim / Bright], [Thermoneutral / Not thermoneutral]; [Notable exceptions]
  • Protocol deviations: [None / Brief description of deviations]

Test Method

  • Measurement modality: [Canopy/Hood / Mouthpiece / Mask / Ventilator-integrated module]
  • Device: [Make/Model]
  • Calibration: [Performed / Not performed]
  • Total collection duration: [# minutes]; Duration analyzed: [# minutes]
  • Stabilization period excluded: [Yes, first # minutes excluded / No]
  • Steady-state criteria used: [Explicit definition, e.g., "≥5-minute window with VO₂ and VCO₂ CV <10%"]

(Include the following fields only for mechanically ventilated patients.)

  • Ventilator settings: Mode [Mode]; FiO₂ [%]; PEEP [cmH₂O]
  • Leak assessment: [No significant leak detected / Suspected leak / Unknown]
  • Extracorporeal support: [ECMO present, type / CRRT present / None]

Measurement Quality

  • Steady state achieved: [Yes / No / Partially]
  • Variability: VO₂ CV [%]; VCO₂ CV [%] (If available.)
  • RQ plausibility: [RQ value] — [Within expected range 0.70–1.00 / Outside expected range; potential cause]
  • Artifacts/leaks: [None observed / Talking / Coughing / Movement / Sensor error / Ventilator leak / Other]
  • Overall validity classification: [Valid for interpretation / Borderline—interpret with caution / Invalid—do not use for prescription] — [Brief reason]

Quality summary: [One-sentence summary, e.g., "Steady state achieved; variability acceptable; results valid for clinical use."]

Results

Parameter Value Notes
VO₂ [mL/min]
VCO₂ [mL/min]
RQ (VCO₂/VO₂) [Value] [Plausibility notes if needed]
Measured REE [kcal/day] [Label as non-fasted REE if applicable]
Weight used [Actual / Ideal / Adjusted / Dry] — [kg] [Measured / Self-reported]
REE per kg [kcal/kg/day]
Minute ventilation [L/min] (If provided by device.)
Resting heart rate [bpm] (If monitored.)

(Include predicted comparison if clinically relevant.)

Predictive Equation Inputs Predicted REE Measured vs Predicted
[Mifflin-St Jeor / Harris-Benedict / Penn State / Other] Age [years]; Sex [M/F]; Height [cm]; Weight [type, value] (Label self-reported values.) [kcal/day] [±kcal/day]; [% of predicted]

Interpretation

Bottom line: Measured REE is [value] kcal/day under resting conditions.

[Metabolic phenotype comment if valid and clinically relevant, e.g., "Measured REE is approximately [±%] [above/below] predicted, which may reflect [brief, cautious explanation] in the current clinical context."] (Omit if not clinically meaningful.)

[RQ interpretation] (Include only if measurement quality supports it; prioritize quality explanations over nutritional inferences if RQ is out of range.)

Limitations: [Protocol deviations, unknown pre-test conditions, quality concerns, calibration issues, ventilator leaks, extracorporeal support, or "None significant."]

(If validity is borderline or invalid: "Repeat testing recommended under the following conditions: [specify]. Clinical recommendations should be considered provisional.")

Caloric Target Recommendations

(Include only when nutrition prescription or counseling is part of the encounter.)

  • REE used for planning: [Measured REE (valid) / Estimated REE via [equation] due to [reason measured not used]]
  • Approach to total energy target: [Ambulatory: activity factor or PAL [value/range] / Critically ill: measured EE target with phase-of-illness considerations]
  • Goal: [Maintenance / Gradual loss / Aggressive loss / Gain / Performance fueling]
  • Recommended calorie range: [Lower–Upper kcal/day]
  • Reassessment: [Timeline, e.g., "Reassess in 2–4 weeks or with ≥2–3% weight change."]

(If activity level unknown, note that targets should be refined once activity is clarified.)

Plan and Follow-Up

(Include when ongoing care is expected.)

  • Nutrition plan: [Calorie target, macronutrient distribution, timing, route of feeding if applicable]
  • Monitoring: [Weight trend, symptoms, glucose, training changes, tolerance]
  • Follow-up: [Timeframe]
  • Criteria for repeat testing: [Clinical change, weight change ≥2–3%, ventilator status change, new fever/infection, training load change]
  • Communication: [Results sent to referring clinician / Team coordination]
  • Counseling provided: [Topics covered; patient understanding; materials provided] (If applicable.)

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