Research Article

The Content of the 14 Metals in Cancellous and Cortical Bone of the Hip Joint Affected by Osteoarthritis

Table 2

Concentrations of elements (in mg/kg on dry mass basis) and differences between them in the cancellous and cortical bone of the femur ().

MetalFemoral headFemoral neckM-W
AM ± SDAM ± SD
Med.Med.
Min. and Max.Min. and Max.

Ca136705.6 ± 36168.7157212.3 ± 40448.5
130519153269
69364–21692065524–252100

P62723 ± 16774.470652.3 ± 18279.3
59094.669616.2
33104–9842429480–109180

Mg1446.76 ± 359.21585.8 ± 320.2
1381.21595.3
834.3–2528.6782.9–2243.9

Na5466.5 ± 1043.94681.2 ± 884.6
5428.64662.1
3244.2–8566.92228.7–6624.7

K842.4 ± 685.7972.1 ± 1136.3NS
679.3647.1
297–6343.1250–9340

Zn72.09 ± 1668.7 ± 13.38NS
69.8466.21
45.68–112.6843.06–108.17

Cu0.91 ± 0.880.89 ± 1.15NS
0.830.72
0.04–3.560.04–6.58

Cr1.33 ± 2.241.44 ± 1.73NS
0.490.83
0.12–14.320.12–8.09

Ni0.6 ± 1.260.79 ± 2.28NS
0.030.03
0.03–7.380.03–14.88

Fe124.42 ± 106.18131.52 ± 139.28NS
91.1490.97
10.5–499.2820.63–839.58

Sr44 ± 26.547.3 ± 22.7
36.643.2
1.3–150.916.3–137.5

Ba2.47 ± 1.682.41 ± 1.3NS
2.092.25
0.13–9.050.24–7.01

Mo0.56 ± 0.60.73 ± 0.68
0.180.18
0.18–2.040.18–3.1

Pb1.15 ± 1.511.08 ± 1.37NS
0.320.32
0.32–6.280.32–7.52

AM: arithmetic mean; SD: standard deviation; Med.: median; Min.: minimal obtained concentration, Max.: maximum obtained concentration; M-W: Mann-Whitney -test; : level of significance; NS: nonsignificant difference.