Research Article

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

Table 4

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

Femoral headFemoral neck
AM ± SDAM ± SD
Med. Med.
QL–QUQL–QU
Men ()Women ()M-WMen ()Women ()M-W

Ca142503 ± 36420132738 ± 35772NS154831 ± 43196158841 ± 38764NS
139422 122400153224 156350
108142–174294104630–158906125302–181456125986–186928

P65624 ± 1658760738 ± 16755NS69124 ± 1959671697 ± 17421NS
65522 55350.5 70672.4 68560
50535.9–7948447526.7–7245155192.08–8226657827.5–84699

Mg1492.9 ± 344.51415.2 ± 368.5NS1566.1 ± 345.11599.3 ± 304.5NS
1533.8 1335.6 1593.8 1606.9
1205.1–1784.71112.9–1644.61283.2–1793.71382.9–1790.4

Na5522.7 ± 1096.35428 ± 1014.7NS4617.7 ± 1025.94724.7 ± 780.2NS
5765.7 5399.5 4628.4 4719
4627.7–6308.94772.7–5824.53717.3–5343.64126.5–5223.4

K677.3 ± 260.7955.3 ± 848.3<0.05775 ± 791.11107 ± 1311.5<0.01
584.91 780 570 792.08
490–840570–1049.5435.64–934.58600–1168.32

Zn76.75 ± 15.3768.91 ± 15.77<0.0569.63 ± 13.3768.07 ± 13.46NS
76.25 64.54 69.5264.27
66.42–89.4556.53–79.47 58.76–75.4558.53–76.86

Cu1.16 ± 10.74 ± 0.75<0.050.97 ± 1.250.83 ± 1.09NS
1.07 0.64 0.8 0.58
0.04–1.770.04–1.140.04–1.440.04–1.1

Cr1.34 ± 2.471.33 ± 2.1NS1.18 ± 1.331.62 ± 1.95NS
0.61 0.44 0.89 0.76
0.12–1.410.12–1.690.12–1.440.12–2.28

Ni0.88 ± 1.60.41 ± 0.93<0.050.99 ± 2.620.64 ± 2.03NS
0.21 0.030.03 0.03
0.03–0.940.03–0.390.03–0.960.03–0.41

Fe131.01 ± 114.31119.91 ± 101.04NS111.75 ± 86.48145.04 ± 165.46NS
96.44 89.82 80.77 93.52
46.04–178.1158.98–128.0750.35–141.9956.73–164.58

Sr45.22 ± 30.7643.14 ± 23.31NS47.24 ± 26.8847.28 ± 19.58NS
39.89 36.29 42.31 44.87
26.16–48.5725.96–50.3829.27–49.8633.54–56.15

Mo0.44 ± 0.510.65 ± 0.64NS0.8 ± 0.740.69 ± 0.64NS
0.18 0.18 0.39 0.18
0.18–0.180.18–1.320.18–1.420.18–1.33

Ba2.64 ± 1.582.35 ± 1.74NS2.51 ± 1.242.34 ± 1.35NS
2.28 1.98 2.47 1.99
1.66–3.331.34–2.81.4–3.491.33–3.11

Pb1.57 ± 1.70.86 ± 1.31<0.051.41 ± 1.650.85 ± 1.1NS
0.320.32 0.32 0.32
0.32–2.80.32–0.320.32–2.120.32–1.15

AM: arithmetic mean; SD: standard deviation; Med.: median; QL: lower quartile; QU: upper quartile; M-W: Mann-Whitney -test; : level of significance; NS: nonsignificant difference.