Table 3.

Correlations between biomarkers of oxidative damage and antioxidant biomarkers

Urinary 8OHdGUrinary 8-iso-PGF
FemalesMalesFemalesMales
Erythrocyte GPx−0.199a−0.0120.0710.123
P = 0.076P = 0.923P = 0.539P = 0.354
Erythrocyte SOD−0.088−0.022−0.164−0.006
P = 0.440P = 0.859P = 0.151P = 0.965
Serum retinol−0.1530.0670.160−0.336
P = 0.177P = 0.610P = 0.164P = 0.013
Serum β-carotene−0.109−0.019−0.269−0.280
P = 0.337P = 0.883P = 0.018P = 0.041
Serum β-cryptoxanthin0.035−0.023−0.215−0.214
P = 0.757P = 0.863P = 0.061P = 0.121
Serum lycopene0.0690.084−0.2330.029
P = 0.543P = 0.520P = 0.041P = 0.838
Serum lutein/zeaxanthin−0.110−0.100−0.166−0.230
P = 0.335P = 0.441P = 0.148P = 0.095
Serum α-tocopherol−0.0260.145−0.008−0.190
P = 0.820P = 0.266P = 0.948P = 0.168
  • aPearson correlation coefficient.