Table 4.
Spearman Rank Correlations Between Mass and HR-pQCT Cortical and Trabecular Parameters at the Distal Radius and Distal Tibia. Significance is Reached at P ≤ .05
| Distal Radius | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Lean Mass |
Subtotal Fat Mass |
Subtotal Fat Mass % |
Truncal Fat Mass |
Truncal Fat Mass % |
||||||
| r (95% CI) | P Value | r (95% CI) | P Value | r (95% CI) | P Value | r (95% CI) | P Value | r (95% CI) | P Value | |
| Co.Po | −0.34 (−0.61, −0.03) | .046 | −0.57 (−0.75, −0.28) | <.001 | −0.57 (−0.79, −0.23) | <.001 | −0.59 (−0.77, −0.32) | <.001 | −0.58 (−0.79, −0.25) | <0.001 |
| Co.Po.DM (mm) | −0.04 (−0.36, 0.31) | .832 | −0.38 (−0.65, −0.02) | .024 | −0.41 (−0.72, −0.03) | .013 | −0.36 (−0.63, −0.32) | .032 | −0.41 (−0.71, −0.06) | 0.010 |
| Distal Tibia | ||||||||||
| Tb.Th (mm) | −0.31 (−0.62, 0.11) | .064 | −0.61 (−0.82, −0.30) | <.001 | −0.62 (−0.84, −0.32) | <.001 | −0.61 (−0.85, −0.25) | <.001 | −0.60 (−0.79, −0.37) | <0.001 |
| Tb.N (mm−1) | 0.23 (−0.14, 0.51) | .177 | 0.32 (−0.01, 0.61) | .057 | 0.28 (−0.08, 0.58) | .096 | 0.32 (−0.04, 0.64) | .059 | 0.30 (−0.07, 0.62) | 0.074 |
| Tb.S (mm) | −0.19 (-−0.51, 0.20) | .281 | −0.25 (−0.59, 0.15) | .150 | −0.21 (−0.55, 0.16) | .229 | −0.24 (−0.56, 0.10) | .158 | −0.22 (−0.51, 0.07) | 0.189 |
| Co.Po.DM (mm) | −0.38 (−0.68, 0.02) | .024 | −0.32 (−0.64, 0.05) | .056 | −0.27 (−0.58, 0.11) | .115 | −0.33 (−0.60, −0.02) | .048 | −0.28 (−0.54, 0.02) | 0.103 |
| Tb.VM | −0.09 (−0.43, 0.24) | .623 | −0.35 (−0.64, −0.02) | .037 | −0.39 (−0.68, −0.03) | .019 | −0.37 (−0.62, −0.07) | .028 | −0.37 (−0.66, −0.01) | 0.028 |
Tb.Th, trabecular thickness; Tb.N, trabecular number; Tb.S, trabecular spacing; Co.Po, cortical porosity; Co.Po.DM, cortical pore diameter; Tb.VM, average von Mises stresses in the trabecular bone (megapascals).