Continuous CO2 (n = 50) | One-shot CO2 (n = 50) | P-value | |
---|---|---|---|
Microemboli after CPB fell to zero (min) | 9 ± 5 | 19 ± 3 | 0.01 |
Agitation at anesthesia discontinuation (no. of patients) | 1 | 9 | 0.022 |
Mechanical ventilation (h) | 14 ± 3 | 27 ± 4 | 0.016 |
ICU length of stay (h) | 33 ± 4 | 42 ± 5 | 0.029 |