From: Diet, iron biomarkers and oxidative stress in a representative sample of Mediterranean population
 | All participants (n=815) | p value | Men (1)(n=390) | p value | Women (2)(n=425) | p value | p value (1–2) | |||
---|---|---|---|---|---|---|---|---|---|---|
ORAC (mmol TE/L plasma) | 7.23 | (7.08-7.41) | Â | 7.22 | (7.01-7.44) | Â | 7.25 | (7.03-7.48) | Â | 0.982 |
ORAC age group (years): | ||||||||||
  group I (18–29) | 7.21 | (6.92-7.51) | 1.0 (I-II) | 7.61 | (7.21-8.04) | 1.0 (I-II) | 6.89 | (6.49-7.3) | 1.0 (I-II) | 0.347 |
  group II (30–44) | 6.77 | (6.52-7.02) | 1.0 (I-III) | 6.64 | (6.31-6.98) | 1.0 (I-III) | 6.89 | (6.53-7.26) | 1.0 (I-III) | 0.687 |
  group III (45–64) | 7.51 | (7.24-7.79) | 1.0 (I-IV) | 7.24 | (6.85-7.63) | 1.0 (I-IV) | 7.77 | (7.39-8.16) | 1.0 (I-IV) | 0.471 |
  group IV (65–75) | 8.07 | (7.5-8.65) | 0.817 (II-III) | 8.34 | (7.61-9.09) | 1.0 (II-III) | 7.84 | (6.99-8.71) | 1.0 (II-III) | 0.778 |
 |  |  | 0.358 (II-IV) |  |  | 0.454 (II-IV) |  |  | 1.0 (II-IV) | |
 |  |  | 1.0 (III-IV) |  |  | 1.0 (III-IV) |  |  | 1.0 (III-IV) | |
TBARS (nmol/mL plasma) | 0.93 | (0.84-1.03) | Â | 0.91 | (0.78-1.06) | Â | 0.94 | (0.81-1.07) | Â | 0.244 |
TBARS age group (years): | ||||||||||
  group I (18–29) | 0.85 | (0.66-1.04) | 0.004 (I-II) | 0.82 | (0.54-1.12) | 0.037 (I-II) | 0.87 | (0.62-1.12) | 0.167 (I-II) | 0.230 |
  group II (30–44) | 0.93 | (0.78-1.09) | <0.001 (I-III) | 0.92 | 0.92 (0.71-1.14) | <0.001 (I-III) | 0.94 | (0.73-1.17) | 0.04 (I-III) | 0.440 |
  group III (45–64) | 0.97 | (0.8-1.14) | <0.001 (I-IV) | 0.97 | 0.97 (0.73-1.22) | 0.034 (I-IV) | 0.96 | (0.93-1.21) | 0.016 (I-IV) | 0.852 |
  group IV (65–75) | 0.98 | (0.72-1.25) | 0.771 (II-III) | 0.95 | 0.95 (0.58-1.34) | 0.759 (II-III) | 1.01 | (0.64-1.38) | 1.0 (II-III) | 0.361 |
 |  |  | 0.665 (II-IV) |  |  | 1.0 (II-IV) |  |  | 0.989 (II-IV) | |
 |  |  | 1.0 (III-IV) |  |  | 1.0 (III-IV) |  |  | 1.0 (III-IV) |