Monitoring of oxidative and metabolic stress during cardiac surgery by means of breath biomarkers: an observational study

Table 4 Correlation of exhaled isoprene concentrations (C_i/C₁₂₀) with clinical parameters

Parameter	t1	t2	t3	t4	t5	t6	t8
BMI	ns	ns	P < 0,01	ns	ns	ns	ns
CK-MB/CK after surgery	ns	ns	ns	p < 0,05	p < 0,05	ns	ns
CI	ns	ns	P < 0,01	ns	ns	ns	p < 0,01

t1 after induction of anesthesia, t2 after sternotomy, t3 5 min after end of ECC, t4 30 min, t5 60 min, t6 90 min, t8 150 min after surgery. ns correlation not significant. BMI body mass index, CK-MB creatinine kinase myocardium/brain

ISSN: 1749-8090