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Table 4 Comparison of human tibial microarchitectural parameters on UHRCT with different matrix numbers and slice thicknesses in vivo

From: Bone microarchitectural analysis using ultra-high-resolution CT in tiger vertebra and human tibia

 Group
H1H2H3H4
CT scannerUHRCTUHRCTUHRCTUHRCT
Matrix number51251210241024
Slice thickness (mm)0.50.250.50.25
vBMD (mg/cm3)78.7 ± 47.582.6 ± 48.2104.8 ± 55.9105.2 ± 56.4
BV/TV (%)16.9 ± 13.617.5 ± 13.623.5 ± 14.123.8 ± 13.8
Tb.Th (μm)435.2 ± 114.8415.2 ± 109.4336.6 ± 73.4332.3 ± 72.1
Tb.N (l/mm)0.34 ± 0.220.38 ± 0.240.65 ± 0.290.67 ± 0.29
Tb.Sp (μm)5376 ± 66414893 ± 60571945 ± 22331814 ± 2048
ConnD (l/mm3)0.04 ± 0.050.06 ± 0.070.18 ± 0.110.22 ± 0.14
  1. Data are means ± standard deviations
  2. H1–H4 Human tibia groups 1–4, UHRCT Ultra-high-resolution computed tomography, vBMD Volumetric bone mineral density, BV/TV Trabecular bone volume fraction, Tb.Th Trabecular thickness, Tb.N Trabecular number, Tb.Sp Trabecular separation, ConnD Connectivity density