Table 1.
Anthropometric, dietary, biochemical analyses and antioxidants enzymes of the study subjects (Mean values and standard deviations)
| Fertile (n=26) | Infertile (n=23) | p | |||
|---|---|---|---|---|---|
| Mean | SD | Mean | SD | ||
| Subject characteristics | |||||
| Waist circumference (cm) | 90.88 | 10.16 | 96.02** | 11.07 | <0.0001 |
| Body mass index (kg/m2) | 26.48 | 3.61 | 28.48** | 3.97 | <0.0001 |
| Food and selenium intake | |||||
| Energy (kcal/day) | 3259.59 | 1092.40 | 3126.20 | 927.81 | 0.6494 |
| Protein (kcal/day) | 18.55 | 3.13 | 20.10 | 6.05 | 0.2287 |
| Carbohydrate (kcal/day) | 48.38 | 7.18 | 47.25 | 8.43 | 0.5304 |
| Lipid (kcal/day) | 32.44 | 6.53 | 32.20 | 5.89 | 0.8939 |
| Selenium (µg/day) | 62.91 | 25.06 | 56.08 | 17.40 | 0.2795 |
| Biochemical analysis (µg/L) | |||||
| Plasmatic selenium | 59.26 | 10.02 | 62.46 | 12.34 | 0.3206 |
| Erythrocyte selenium | 87.75 | 48.73 | 101.75* | 71.12 | 0.0301 |
| Antioxidants enzymes (U/g Hb) | |||||
| Erythrocyte GPx | 55.88 | 13.49 | 61.45 | 20.92 | 0.5144 |
GPx: Glutathione Peroxidase; SD: standard deviation; Bold values signify that significance level 0.05 was used for statistical interference.
*
p<0.05;
**
p<0.01