Table 2.

Mean (SD) of HR-pQCT and DXA parameters in hemodialysis patients and healthy controls

HR-pQCTnDtot (mg HA/cm3)Dcort (mg HA/cm3)CtTh (mm)Dtrab (mg HA/cm3)BV/TV (%)TbN (mm−1)TbTh (mm)Tb1/NSD (mm)
Tibia
    women
        controls20287 (49)850 (53)1.11 (0.21)156 (30)13 (2.5)1.87 (0.34)0.07 (0.01)0.22 (0.06)
        patients34214 (69)b778 (79)b0.77 (0.33)b144 (42)b10.4 (3.7)b1.45 (0.45)b0.07 (0.02)0.46 (0.38)b
    men
        controls20294 (46)846 (58)1.28 (0.27)163 (32)13.6 (2.6)1.87 (0.36)0.07 (0.01)0.23 (0.08)
        patients40243 (65)b787 (79)b0.96 (0.34)b144 (42)12 (3.5)1.81 (0.43)0.07 (0.01)0.25 (0.10)
Radius
    women
        controls20294 (53)837 (74)0.69 (0.18)150 (31)12.5 (2.6)1.95 (0.29)0.06 (0.01)0.20 (0.09)
        patients34255 (85)797 (102)0.61 (0.26)114 (55)b9.6 (4.6)b1.50 (0.45)b0.06 (0.01)0.35 (0.19)b
    men
        controls20317 (38)848 (45)0.80 (0.014)170 (28)14.2 (2.3)2.03 (0.33)0.07 (0.01)0.19 (0.06)
        patients40268 (79)b787 (92)b0.65 (0.26)b144 (45)a12.1 (3.8)a1.84 (0.47)0.06 (0.01)a0.26 (0.16)
  • HR-pQCT, high-resolution peripheral quantitative computed tomography; DXA, dual-energy x-ray absorptiometry; Dtot, total density; HA, hydroxyapatite; Dcort, cortical density; CtTh, cortical thickness; Dtrab, trabecular thickness; BV/TV, trabecular bone volume; TbN, trabecular number; TbTh, trabecular thickness; Tb1/NSD, SD of 1/TbN.

  • a P < 0.05,

  • b P < 0.01.