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Table 1 Mean substance concentrations in nmol/L

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

Substance

t1

t2

t3

t4

t5

t6

t7

t8

ins1

ins2

Acetone

8.84

13.8

32.4

31.4

32.1

31.7

32.9

28.4

5.37

1.48

± SD

6.85

8.83

25.6

24.3

23.6

23.3

22.3

23.5

4.68

0.94

Pentane

0.33

0.40

0.18

0.11

0.11

0.12

0.13

0.13

0.13

0.10

± SD

0.43

0.47

0.16

0.12

0.10

0.12

0.15

0.17

0.20

0.14

Isoprene

3.66

5.51

5.11

2.68

2.88

3.49

3.23

3.14

3.66

5.51

± SD

4.26

5.66

5.75

2.36

2.71

4.64

3.81

3.32

4.26

5.66

  1. t1 after induction of anesthesia, t2 after sternotomy, t3 5 min after end of ECC, t4 30 min, t5 60 min, t6 90 min, t7 120 min after surgery, t8 150 min after surgery. Ins1 inspired concentrations in the OR, ins 2 inspired concentrations in the ICU.
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Journal of Cardiothoracic Surgery

ISSN: 1749-8090

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