Measurements of cardiac output using invasive pulmonary artery catheter compared to determination with non-invasive capnometry and indirect calorimetry in patients after cardiac surgery

Measurements of cardiac output using invasive pulmonary artery catheter compared to determination with non-invasive capnometry and indirect calorimetry in patients after cardiac surgery - CO-check study

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

DRKS

Registry ID

DRKS00035624

Enrollment

Registered

2024-12-03

Start date

2024-12-03

Completion date

Unknown

Last updated

2025-04-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

I50

Interventions

Group 1: This study compares cardiac output calculated using the modified Fick method with cardiac output values ??measured using the invasive thermodilution method (pulmonary artery catheter [PAC]).

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: Adult patients after cardiac surgery with postoperative invasive hemodynamic monitoring using PAK

Exclusion criteria

Exclusion criteria: - Pregnancy - Refusal of the study by next of kin or the patient

Design outcomes

Primary

Measure	Time frame
Measurement of cardiac output in critically ill patients after cardiac surgery using three measurement methods (PAK, indirect calorimetry and capnometry) twice a day (10 am and 3 pm; as long as the PAK is used)	—

Secondary

Measure	Time frame
Calculation of coefficients for assessing tissue perfusion and oxygenation in patients after cardiac surgery (based on the arterial and central venous blood gas analyses taken as part of the cardiac output measurement)	—

Countries

Germany

Contacts

Public ContactSebastian Blecha

Klinik für Anästhesiologie, Universitätsklinikum Regensburg

Sebastian.Blecha@ukr.de+499419447801

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026