Table 4 Oxidative stress and antioxidant enzymes in the groups of patients at particular stages of the study (data presented as mean ± SD)
Parameter | Unilateral arthroplasty | Bilateral arthroplasty | |||||||
|---|---|---|---|---|---|---|---|---|---|
Biomet ReCap-Magnum group n = 35 | J&J DePuy ASR group n = 34 | p-value | Biomet ReCap-Magnum group n = 4 | J&J DePuy ASR group n = 3 | |||||
Mean | SD | Mean | SD | Mean | SD | Mean | SD | ||
CER (mg/dl)—serum | 34.8 | 6.81 | 39.0 | 9.60 | 0.040 | 32.0 | 3.58 | 42.6 | 13.34 |
TAC (mmol/l)—serum | 1.06 | 0.16 | 0.96 | 0.16 | 0.018 | 1.10 | 0.15 | 1.02 | 0.15 |
TOS µmol/l—serum | 7.55 | 3.01 | 9.25 | 9.48 | 0.316 | 6.32 | 2.21 | 13.32 | 7.42 |
LPH (μmol/l)—serum | 4.04 | 2.07 | 4.83 | 5.26 | 0.415 | 2.82 | 1.23 | 7.92 | 6.34 |
SOD (NU/ml)—serum | 18.3 | 1.48 | 18.9 | 2.63 | 0.254 | 18.0 | 1.24 | 17.7 | 1.84 |
MnSOD (NU/ml)—serum | 10.1 | 0.99 | 11.6 | 3.26 | 0.014 | 10.1 | 1.54 | 10.4 | 1.18 |
CuZnSOD (NU/ml)—serum | 8.18 | 1.40 | 7.32 | 1.87 | 0.034 | 7.95 | 2.35 | 7.28 | 0.91 |
LPS (RF)—serum | 586 | 257 | 794 | 173 | < 0.001 | 444 | 142 | 678 | 120 |
GR (IU/g Hb)—erythrocytes | 8.09 | 1.74 | 8.24 | 1.72 | 0.724 | 9.15 | 1.30 | 7.04 | 1.83 |
KAT (kU/g Hb)—erythrocytes | 413 | 57.5 | 560 | 62.9 | < 0.001 | 431 | 60.6 | 541 | 106.8 |
SOD (NU/mgHb)—erythrocytes | 162 | 17.9 | 155 | 12.7 | 0.082 | 147 | 8.14 | 169 | 18.27 |
GPx (IU/gHb)—erythrocytes | 67.0 | 4.75 | 54.3 | 8.70 | < 0.001 | 68.0 | 1.43 | 56.5 | 2.91 |
GST (IU/gHb)—erythrocytes | 0.17 | 0.04 | 0.16 | 0.05 | 0.694 | 0.17 | 0.04 | 0.14 | 0.03 |
LPS (RF/gHb)—erythrocytes | 725 | 192 | 1398 | 392 | < 0.001 | 731 | 243 | 1577 | 298 |