MATERIALS AND METHODS
It’s an observational study including 29 patients undergoing
cardiopulmonary bypass for cardiac surgery at the ‘Città della Salute e
della Scienza’ University Hospital in Turin (Italy) between March and
June 2021. The present study was approved by local Ethics Committee
(local Ethics Committee approval number 585/2020, January
18th, 2021). All patients included signed the informed
consent for the present study. Patients not providing written consent to
data analysis, with an age lower than 18, with history of hematological
or hepatic pathologies, undergoing urgent surgery or re-operations, or
with an ejection fraction <25% were excluded.