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Table 3 Oxidative stress biomarkers of the studied groups

From: Association between oxidative stress and cord serum lipids in relation to delayed cord clamping in term neonates

Oxidative stress biomarkers

DCC group

ECC group

p

n = 50

n = 50

mean ± SD

mean ± SD

Plasma parameters

 TAS (nmol/mL)

Artery

1.1 ± 0.04

0.9 ± 0.01

0.001*

Vein

1.2 ± 0.3

0.8 ± 0.01

0.001*

p

0.001*

0.001*

 

 Plasma hydroperoxides (nmol/mL)

Artery

6.6 ± 0.01

6.9 ± 0.02

0.001*

Vein

7.7 ± 0.02

8.2 ± 0.02

0.001*

p

0.001*

0.001*

 

Erythrocyte parameters

 CAT cytosol (K/seg·mg)

Artery

0.28 ± 0.01

0.23 ± 0.01

0.001*

Vein

0.32 ± 0.01

0.29 ± 0.01

0.001*

p

0.001*

0.001*

 

 GPx cytosol (U/mg)

Artery

30.8 ± 0.9

31.7 ± 1.1

0.001*

Vein

32.1 ± 0.6

33.3 ± .7

0.001*

p

0.001*

0.001*

 

 SOD cytosol (U/mg)

Artery

243.8 ± 6.7

198.9 ± 4.3

0.001*

Vein

249.9 ± 8.7

218.9 ± 5.1

0.001*

p

0.001*

0.001*

 

 Membrane hydroperoxides (nmol/mL)

Artery

22.9 ± 0.8

21.6 ± 0.8

0.001*

Vein

24.9 ± 0.7

26.4 ± 0.9

0.001*

p

0.001*

0.001*

 
  1. DCC Delayed cord clamping group, ECC Early cord clamping group, TAS total antioxidant status, CAT catalase, GPx glutathione peroxidase, SOD superoxide dismutase
  2. *Statistical significance at p < 0.05
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Lipids in Health and Disease

ISSN: 1476-511X