Table 2.
Group means for markers of oxidative stress and results of group comparisons
| Schizophrenia | Controls | Statistics | |||||
|---|---|---|---|---|---|---|---|
| (Mann Whitney U) | |||||||
| Mean | SD | Mean | SD | U (df) | Z | p | |
| Homocystein (μmol/L) | 16.52 | 9.73 | 16.62 | 12.22 | 845.5(82) | .27 | 0.775 |
| GSH (μmol/L) | 539.46 | 206.58 | 986.23 | 179.68 | 105.0(82) | 6.95 | <.001 |
| MDA (μmol/L) | 1.19 | 0.17 | 0.98 | 0.22 | 359.0(82) | 4.68 | <.001 |
| NO (μmol/L) | 92.15 | 37.55 | 65.23 | 39.53 | 509.0(82) | 3.33 | 0.001 |
| SOD (U/ml) | 0.26 | 0.15 | 0.39 | 0.16 | 177.5(82) | 6.30 | <.001 |
| NT4/5 (ng/ml) | 5.2 | 2.88 | 6.56 | 2.79 | 620.5(82) | 2.34 | 0.02 |
GSH: total glutathione; MDA: malondialdehyde; NO: nitric oxide; SOD: superoxide dismutase; NT4/5: neurotrophin 4/5.