Research Article
The Effect of Risk Factors on the Levels of Chemical Elements in the Tibial Plateau of Patients with Osteoarthritis following Knee Surgery
Table 1
Effect of gender on mean values of chemical contents in human tibial plateau from patients after knee surgery (mg/kg dm).
| | K | Zn | Mn | Fe | Sr | Se | THg | Pb | Cd | F− |
| Female () | AM ± SD | 446.80 ± 138.97 | 98.79 ± 14.15 | 0.30 ± 0.21 | 55.98 ± 39.44 | 45.30 ± 18.59 | 0.04 ± 0.01 | 0.005 ± 0.007 | 1.50 ± 0.69 | 0.04 ± 0.03 | 634.54 ± 379.85 | Med. | 405.22 | 96.15 | 0.23 | 35.17 | 44.63 | 0.04 | 0.0018 | 1.53 | 0.03 | 513.16 | Range | 295.69–881.57 | 76.73–129.09 | 0.08–0.81 | 12.73–142.97 | 25.15–116.82 | 0.02–0.06 | 0.0007–0.03 | 0.35–2.91 | 0.01–0.13 | 238.40–1815.18 | QL–QU | 344.48–505.98 | 89.21–103.70 | 0.15–0.37 | 28.46–69.95 | 34.08–48. 89 | 0.03–0.05 | 0.001–0.006 | 0.96–1.94 | 0.02–0.05 | 330.08–893.84 |
| Male () | AM ± SD | 514.20 ± 157.67 | 99.12 ± 8.33 | 0.34 ± 0.30 | 62.14 ± 38.97 | 41.6 ± 9.90 | 0.04 ± 0.02 | 0.0043 ± 0.003 | 2.06 ± 1.60 | 0.06 ± 0.06 | 569.55 ± 300.49 | Med. | 455.25 | 100.55 | 0.27 | 49.62 | 38.65 | 0.03 | 0.004 | 2.06 | 20.04 | 449.31 | Range | 355.04–831.41 | 89.36–110.82 | 0.11–0.99 | 22.51–142.14 | 34.10–69.73 | 0.02–0.09 | 0.001–0.01 | 1.59–7.28 | 0.01–0.18 | 229.30–1153.61 | QL–QU | 418.73–557.02 | 89.63–107.9 | 0.13–0.35 | 47.41–81.02 |
34.99–42.88 | 0.03–0.04 | 0.002–0.006 | 1.94–2.60 | 0.03–0.06 | 330.96–716.14 |
| Total | AM ± SD | 469.90 ± 146.80 | 98.90 ± 12.37 | 0.31 ± 0.24 | 58.03 ± 38.78 | 44.10 ± 16.10 | 0.04 ± 0.03 | 0.005 ± 0.005 | 1.87 ± 1.18 | 0.05 ± 0.04 | 612.87 ± 351.95 | Med. | 449.20 | 97.62 | 0.23 | 45.75 | 41.01 | 0.04 | 0.003 | 1.72 | 0.04 | 511.46 | Range | 295.70–881.60 | 76.73–129.09 | 0.08–0.99 | 12.73–142.97 | 25.15–116.82 | 0.02–0.09 | 0.001–0.03 | 0.35–7.28 | 0.01–0.18 | 229.9–1815.18 | QL–QU | 370.70–513.34 | 89.63–103.70 | 0.15–0.36 | 28.98–69.95 |
34.99–46.70 | 0.03–0.04 | 0.001–0.006 | 1.34–2.14 | 0.02–0.05 | 330.96–874.01 |
| Female versus Male | | NS | NS | NS | NS | NS | NS | NS | 48 | NS | NS | | 0.01 |
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AM: arithmetic mean; SD: standard deviation; QL: lower quartile; QU: upper quartile; : Mann-Whitney test; : level of significance; NS: nonsignificant difference.
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