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Table 3 Comparison of 5-hour area under the curve (AUC 0-5 h ) responses of biomarkers to test meals 1

From: Effect of a walnut meal on postprandial oxidative stress and antioxidants in healthy individuals

Biomarkers

Control (n = 16)

Walnut (n = 16)

 
 

LS Mean

95% CI

LS Mean

95% CI

P value

Total polyphenols, mmol GAE/L × h

6.96

5.87, 8.25

7.39

5.87, 9.39

0.076

Malondialdehyde, μmol/L × h

0.81

0.62, 1.01

0.75

0.63, 0.87

0.048

ORAC(hydrophilic), mmol/L × h

7.14

6.53, 7.76

7.68

7.10, 8.26

0.008

ORAC(lipophilic), mmol/L × h

3.80

3.43, 4.17

4.12

3.80, 4.45

0.000

FRAP, mmol Trolox equivalents/L

6.57

5.46, 7.69

6.47

5.37,7.58

0.920

Uric acid, μmol/L × h

1612

1317, 1869

1651

1317, 1943

0.591

Total cholesterol, , mmol/L × h

24.1

21.4, 26.6

23.8

21.1, 26.4

0.556

Triglycerides, , mmol/L × h

12.8

9.2, 17.2

14.5

10.6, 19.1

0.037

Oxidized LDL, mmol/L × h

-0.57

0.34, 0.97

-0.65

0.36, 1.16

0.910

  1. 1Values are least square means ± SEM; AUC0-5h is the area under the concentration-time curve over 5 hours estimated by using the linear trapezoidal rule. A mixed model approach was used to compare AUC0-5h among test meals adjusting for period effect and treating subjects nested within a sequence as random effects.