Cardiothoracic & vascular anesthesia
Monitoring Oxygen Delivery During Cardiopulmonary Bypass: A Preliminary Multinational Practice Survey
Authors' conclusion
These findings reveal significant global variability and underuse of DO2 monitoring during CPB.
Study context
- Population
- Perfusionists, anesthesiologists and cardiac surgeons at cardiac surgery centers globally
- Participants
- 120 respondents
Methodological detailsinternational survey
- International survey
Main finding
As reported in the abstract
- Centers actively practising goal-directed perfusion (GDP)
- 73.9%
- GDP adoption, high-volume centers (>500 cases/year)
- 82%
- GDP adoption, low-volume centers
- 65%
- Respondents using continuous DO2 monitoring devices
- 48.7%
- Respondents using intermittent calculations
- 37.8%
- Respondents maintaining specific DO2 thresholds
- more than 80%
- Hemoglobin management focused on 80 to 90 g/L
- 32.8%
- Cardiac index typically 2.4 to 2.6 L/min/m²
- 65%
- Reduced AKI incidence reported by GDP users
- 55%
- Barrier: financial constraints
- 45%
- Barrier: limited resources
- 38%
Observational data: associations, not effects.
Parts of this Brief are withheld: the automatic checks could not confirm them against the abstract.
Original publication
Monitoring Oxygen Delivery During Cardiopulmonary Bypass: A Preliminary Multinational Practice Survey. J Cardiothorac Vasc Anesth. Published 7 September 2025. doi:10.
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