Comparison between energy expenditure derived from indirect calorimetry and calculation from Weir formula using end tidal capnography

Active, not recruiting

• Conditions: Energy needs; Indirect calorimetry; Energy expenditure; ICU setting; Ventilator

• Registration Number: TCTR20230404002
• Lead Sponsor: Self fund

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Start: 2023-04-04
• Study Completion: 2023-10-31
• Last Update Posted: 19 August 2024

Recruitment & Eligibility

• Status: Active, not recruiting
• Sex: All
• Target Recruitment: 54

Inclusion Criteria

Thai's patient age equally to or more than 18 years old.
Admit to intensive or intermediate care in Ramathibodi hospital
Intubated
Consent to the trials.

Exclusion Criteria

During adjustment of ventilator needs
On high ventilator setting (PEEP >12, FiO2 >0.6)
Needs nebulization more frequent than 30 minutes
Needs suction more frequent than 30 minutes
Respiratory rate more than 20 times/minutes
Pain with Numeric pain rating scale or visual analogue scale more than 6
Wish not to participate
End of life care

Study & Design

• Study Type: Observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Comparison between the energy expenditure from indirect calorimetry and modified Weir's equation using time-based capnography 30 minutes of measurement kcal/day

Secondary Outcome Measures

Name	Time	Method
Comparison between the energy expenditure from indirect calorimetry and energy expenditure from weight-based equation 30 minutes of measurement kcal/day ,Comparison between the energy expenditure from indirect calorimetry and energy expenditure from PENN stat equation 30 minutes of measurement kcal/day,Comparison between the energy expenditure from indirect calorimetry and energy expenditure from Swinamer equation 30 minutes of measurement kcal/day