Pericardial fluid
Preop CPB (n = 60) Postop CPB (n = 60)
IMA r p -0.040 a 0.775 -0.047 a 0.737
Native thiol r p -0.132 a 0.346 -0.040 a 0.776
Total thiol r p -0.082 b 0.557 0.081b 0.559
Disulfide bonds r p -0.078 b 0.580 0.173 b 0.211