ZEEP (n=60) PEEP (n=64) p
Systolic Arterial Pressure <90mmHg (n) 6 7 0.902
Systolic Arterial Pressure lowering >10% (n) 37 27 0.047
Total n (%) 43(71.6%) 34 (53.1%) 0.052
Mean Arterial Pressure <60mmHg (n) 7 8 0.894
Mean Arterial Pressure lowering >10% (n) 34 23 0.033
Total n (%) 41 (68.3%) 30 (46.9%) 0.026
Systolic Arterial Pressure increasing 0-10% (n) 7 11 0.537
Systolic Arterial Pressure increasing >10% (n) 2 14 0.005
Total n (%) 9 (15.0%) 25 (39.1%) 0.005
Mean Arterial Pressure increasing 0-10% (n) 5 8 0.643
Mean Arterial Pressure increasing >10% (n) 5 16 0.026
Total n (%) 10 (16.6%) 24 (37.5%) 0.017
Table 3: Blood pressure variations after aortic unclamping (T2).