SOD1 and hematocrit: Ang-2 positively correlated with H<sub>2</sub>O<sub>2</sub> (r = 0.394, <i>p</i> = 0.006) and NO (r = 0.519, <i>p</i> = 0.001) in HT, as well as with O<sub>2</sub><sup>-</sup> (r = 0.232, <i>p</i> = 0.009) and TBARS (r = 0.190, <i>p</i> = 0.038) in GD, while in GD it showed a negative correlation with SOD (r = -0.426, <i>p</i> = 0.012) and CAT (r = -0.534, <i>p</i> = 0.008).