Clinical Study
Oxidative Stress Markers in Prostate Cancer Patients after HDR Brachytherapy Combined with External Beam Radiation
Table 3
Statistically significant correlation coefficients between measured parameters.
| Group | Parameters | |
| Control | | | | CAT/TBARSplasma | −0.37* | | CAT/TBARSeryth. | 0.39* | | SOD/GPx | 0.44* | | SOD/TBARSeryth. | 0.37* | | GPx/TBARSeryth. | 0.49** |
| Patients | | | Before therapy | SOD/TBARSplasma | 0.39** | GPx/TBARSeryth. | −0.30* | TNM/TBARSeryth. | -0.30* | Gleason score/GPx | 0.27* | Age/ASA class | 0.27* | Gleason score/TBARSeryth. | −0.33* | Hb/TBARSeryth. | −0.31* | Leukocyte count/TBARSeryth. | −0.32* | Immediately after radiotherapy | SOD/TBARSeryth. | 0.45** | 1.5–3 months after | CAT/TBARSplasma | −0.37* | 2 years after radiotherapy | CAT/TBARSplasma | −0.67* |
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*; **. SOD: superoxide dismutase; CAT: catalase; GPx: glutathione peroxidase; TBARSs: thiobarbituric acid reactive substances, ASA: American Society of Anesthesiologists score.
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